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ุจุณู… ุงู„ู„ู‡ ุงู„ุฑุญู…ู† ุงู„ุฑุญูŠู… ุงุญู†ุง ุงู„ูŠูˆู… ุฑุงุญ ู†ุจุฏุฃ ููŠ ุงู„ู„ูŠ
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ู‡ูˆ chapter 3 ุงู„ู€ database management systems
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relational model ุงุชูƒู„ู…ู†ุง ููŠ ุงู„ู€ chapter ุงู„ุณุงุจู‚
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ุจุงู„ู†ุณุจุฉ ู„ู„ู€ database design ุญูƒูŠู†ุง ุงู„ู€ database
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design ุจุชู…ุฑ ููŠ 6 ุฎุทูˆุงุช ุตุญูŠุญุŸ ูˆูƒุงู† ูƒู„ ุชุฑูƒูŠุฒ chapter
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2 ุนู„ู‰ ุงู„ุฎุทูˆุฉ ุฑู‚ู… ูƒุงู…ุŸ ุนู„ู‰ ุงู„ุฎุทูˆุฉ ุฑู‚ู… 2 ุงู„ู„ูŠ ู‡ูŠ ุฑุณู…
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ุงู„ู€ ER model ุงู„ู„ูŠ ู‡ูˆ ุณู…ู†ุงู‡ ุงู„ู€ conceptual design
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ุงู„ูŠูˆู… ู‡ู†ุฑูƒุฒ ุนู„ู‰ ุงู„ุฎุทูˆุฉ ุฑู‚ู… ุซู„ุงุซุฉ ุงู„ู„ูŠ ู‡ูŠ
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relational database model ุงู„ู„ูŠ ุฑุงุญ ู†ุชุนู„ู…ู‡ ููŠ ุงู„ู€
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chapter ู‡ุฐุง ุฃูˆ ุงู„ู€ outlines ู„ู„ู€ chapter ู‡ุฐุง ุฃู† how
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is data represented in the relational model ูƒูŠู ุงู„ู€
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data ุจู†ู…ุซู„ู‡ุง ููŠ ุงู„ู€ relational database model ูƒูŠู
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ุดูƒู„ู‡ุง ุฑุงุญ ูŠูƒูˆู†ุŸ ููŠ ุงู„ู€ ER ู…ูˆุฏูŠู„ ุดูู†ุง ุดูƒู„ู‡ุง ูƒุงู† ุนู„ู‰
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ุดูƒู„ entity sets ูˆ relations ูˆูˆุตู„ู†ุง ุจูŠู†ู‡ู… ูˆุนู…ู„ู†ุง
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relations ุจูŠู†ู‡ู…ุŒ ุงู„ุขู† ุดูƒู„ู‡ู… ู‡ูŠุฎุชู„ูุŒ ู‡ูŠุตูŠุฑูˆุง ุนู„ู‰
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ุดูƒู„ tables ุงู„ู€ relational model ุจุนุชู…ุฏ ุนู„ู‰ ุงู„ู€ tables
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what integrity constraints can be expressedุŸ ู„ู…ุง
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ุฑุฌุนู†ุง chapter 2 ุฑูƒุฒู†ุง ุนู„ู‰ ู…ูู‡ูˆู… ุงู„ู€ integrity
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constraints ูˆุฑู…ุฒู†ุง ู„ู‡ุง ุจุฅูŠุดุŸ ุฅูŠุด ูƒุงู† ุงุฎุชุตุงุฑู‡ุงุŸ ู…ูŠู†
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ู…ุฐูƒุฑ ู…ุนุงูŠุงุŸ ุฅูŠุด ูƒุงู†ุŸ ู„ู‡ุง ุฑู…ุฒ ุงุฎุชุตุงุฑ ุญุฑููŠู† I see
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ุชู…ุงู… I see integrity constraint ุญูƒูŠู†ุง constraints
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ู…ุนู†ุงู‡ุง ู‚ูŠูˆุฏุŒ ุงู„ู‚ูŠูˆุฏ ุงู„ู„ูŠ ุจุชุชุนู„ู‚ ุจุตุญุฉ ุงู„ุจูŠุงู†ุงุช ุงู„ู€
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integrity ุงู„ู„ูŠ ู‡ูŠ ุชูƒุงู…ู„ูŠุฉ ุงู„ุจูŠุงู†ุงุช ูˆุตุญุชู‡ุง ุฃุนุทูŠู†ุง
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ู…ุซุงู„ ุนู„ู‰ ุงู„ูƒู„ุงู… ู‡ุฐุง ู…ุจุงุฑุญ ุฃู†ู‡ ู„ูˆ ุนู†ุฏูŠ ุทุงู„ุจ ูŠู„ู‡
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ู…ุนู„ูˆู…ุงุช ููŠ ุฌุฏูˆู„ ุงู„ุทู„ุงุจ ู…ุณุฌู„ ููŠ departments ู…ุณุฌู„ ููŠ
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ู…ุณุงู‚ุงุช ุญุฐูู†ุง ุงุณู… ุงู„ุทุงู„ุจ ู…ู† ุฌุฏูˆู„ ุงู„ุทู„ุงุจ ู…ู† ุงู„ู€ table
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ุชุจุน ุงู„ุทู„ุงุจ ู„ูŠุดุŸ ู„ุฃู†ู‡ ู…ุซู„ุงู‹ ุณุญุจ ู…ู† ุงู„ุฌุงู…ุนุฉ ุบูŠุฑ
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ุฌุงู…ุนุชู‡ ู‡ู„ ุงู„ู…ู†ุทู‚ ูŠุธู„ ุฑู‚ู…ู‡ ู…ูˆุฌูˆุฏ ู…ุณุฌู„ ููŠ ุงู„ู€
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departments ุฃูˆ ููŠ ุงู„ูƒู„ูŠุงุช ูˆูŠูƒูˆู† ู…ุณุฌู„ ููŠ ู…ุณุงู‚ุงุชุŸ
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ุงู„ู…ู†ุทู‚ ุจูŠุญูƒูŠ ุฅู†ู‡ ู„ุงุฒู… ูŠู†ู…ุญ ู…ู† ูƒู„ ู…ูƒุงู† ู…ุณุฌู„ ููŠู‡
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ุนู…ู„ูŠุฉ ุงู„ุชุฃูƒุฏ ู…ู† ุตุญุฉ ุงู„ุจูŠุงู†ุงุช ู‡ุฐู‡ ุงู„ู„ูŠ ุจุชุฃูƒุฏ ู…ู†ู‡ุง
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ุงู„ู€ integrity ูˆ ุงู„ู€ strengths ูƒูŠู ู†ุนุจุฑ ุนู†ู‡ุงุŸ ููŠ ุงู„ู€
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relational model how can be expressed ููŠ ุงู„ู€
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relational model ููŠ ุงู„ู€ ER diagram ุนุจุฑู†ุง ุนู†ู‡ุง ู…ู†
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ุฎู„ุงู„ ุงู„ู€ key constraint ุงู„ุณู‡ู… ู…ู† ุฎู„ุงู„ ุงู„ู€
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participation ุงู„ู„ูŠ ู‡ูˆ ุงู„ู€ total ูˆ ุงู„ู€ partial
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participation ุงู„ุฎุท ุงู„ุฑููŠุน ูˆุงู„ุฎุท ุงู„ุฎู†ูŠู„ ุนุจุฑู†ุง ุนู†ู‡ุง
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ู…ู† ุฎู„ุงู„ ุนู„ุงู‚ุงุช ุจูŠู† ุงู„ู€ entity sets ูˆ referential
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ุงู„ู„ูŠ ู‡ูŠ ุงู„ู€ referential constraint ุงู„ู„ูŠ ู‡ูˆ ุงู„ู€
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foreign key ุจู†ุดูˆู ูƒูŠู ุงู„ูƒู„ุงู… ู‡ุฐุง ุจู†ุนุจุฑ ุนู†ู‡ ู…ู† ุฎู„ุงู„
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ุงู„ู€ relational model How can data be created and
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modifiedุŸ ูƒูŠู ุฃู†ุง ุจุฏูŠ ุฃู†ุดุฆ ู‡ุฐู‡ ุงู„ู€ relations ู„ู…ุง
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ุจุฏู‡ ุชุฏุฎู„ ุนู…ู„ูŠุฉ ุจุฑู…ุฌุฉ ู…ุด ุจุณ ุฃู†ูŠ ุจุฏูŠ ุฃุฑุณู… ุนู„ู‰ ูˆุฑู‚ ุฒูŠ
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ุงู„ู€ ER diagram ุจุฏูŠ ุฃุฑุณู… ุดูƒู„ ู„ุฃ ุจุฏูŠ ุฃุจุฏุฃ ุฃู†ุดุฆ ุงู„ู€
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relational model ู…ู† ุฎู„ุงู„ ุจุฑู…ุฌุฉ ูˆุงุนู…ู„ู‡ุง ูƒู…ุงู†
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modification ุงุฐุง ุงุญุชุงุฌ ุงู„ุฃู…ุฑ ูŠุนู†ูŠ ุงุญู†ุง ุนู…ู„ู†ุง
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design ูˆุจุนุฏ ูุชุฑุฉ ุงูƒุชุดูู†ุง ุฃู†ู‡ ู„ุฃ ุจุฏู†ุง ู†ุฒูŠุฏ
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attribute ู†ุดูŠู„ attribute ููŠ attribute ุฌุฏูŠุฏ ุจุฏู†ุง
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ู†ุญูˆู„ู‡ ู„ู€ primary key ููŠ primary key ุณุงุจู‚ ุงูƒุชุดูู†ุง
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ุฃู†ู‡ ู…ุด ู…ู†ุงุณุจ ุจุฏู†ุง ู†ุบูŠุฑู‡ ูƒูŠู ุนู…ู„ูŠุฉ ุงู„ู€ altering ู‡ุฐู‡
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ุงู„ู€ modifying how
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can data be manipulated and queried ูƒูŠู ุงุญู†ุง ู…ู…ูƒู†
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ู†ุชูุงุนู„ ู…ุน ุงู„ุจูŠุงู†ุงุช ุงู„ู„ูŠ ุจุฏู†ุง ู†ุฏุฎู„ู‡ุง ููŠ ุงู„ู€ tables
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ููŠ ุงู„ู€ relational model ุจุฏุฃ ุฃุจุฏุฃ ุนู…ู„ุช ุฃู†ุง ุงู„ู€
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relational model ุชุจุนูŠ ุนู…ู„ุช ู…ุซู„ุงู‹ ุทู„ุงุจ ูˆ courses ูˆ
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departments ุจุฏุฃ ุฃุจุฏุฃ ุฃุฏุฎู„ ุจูŠุงู†ุงุช ุฃุณู…ุงุก ุทู„ุงุจ
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ุนู„ุงู…ุงุชู‡ู… ุงู„ู€ addresses ุชุจุนู‡ู… ุจุฏุฃ ุฃุฏุฎู„ ุงู„ุจูŠุงู†ุงุช ู‡ุฐู‡
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ููŠ ุงู„ุฌุฏูˆู„ ุนู…ู„ุช ุฃุฏุฎู„ ุงู„ุจูŠุงู†ุงุช ูˆุงู„ุชุนุฏูŠู„ ุนู„ูŠู‡ุง ุงุณู…ู‡ุง
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data manipulation ุงู„ู€ Query ูŠุนู†ูŠ ุฃู† ุฃุณุชุนู„ู… ุนู† ุงู„ู€
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data ุฃุณุชุฑุฌุนู‡ุง ูŠุนู†ูŠ ุฃู†ุง ุจุฏูŠ ุฃุณุฃู„ ุงู„ู€ database ู…ูŠู†
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ุงู„ุทุงู„ุจ ุงู„ู„ูŠ ู„ู‡ ุฃุนู„ู‰ ุนู„ุงู…ุฉ ู…ูŠู† ุงู„ุทู„ุงุจ ุงู„ู„ูŠ ุฃุฎุฐูˆุง
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ุฃูƒุซุฑ ู…ู† 80 ููŠ ุงู„ู…ุงุฏุฉ ู…ูŠู† ุงู„ุทู„ุงุจ ุงู„ู„ูŠ ู…ุณุฌู„ูŠู† ููŠ ุงู„ู€
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course ุชุจุน ุงู„ู€ database ุงู„ู€ multimedia ู‡ุฐุง ุงุณุชุนู„ุงู…
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ุฃู†ุง ู…ุง ุจุฏุฎู„ุด ุจูŠุงู†ุงุช ุนู„ู‰ ุงู„ู€ database ุฃู†ุง ุจุณุชุนู„ู… ุจุฃุฎุฏ
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ุจุณุชุฑุฌุน retrieval ุงู„ู€ query ูƒูŠู ู†ุนู…ู„ manipulation of
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data ุงุฏุฎุงู„ insert ูˆ update ุชุนุฏูŠู„ ูƒูŠู ู†ุนู…ู„ query
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ุงู„ูƒู„ุงู…
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ู‡ุฐุง ุณูˆุงุก ุงู„ู€ creation ูˆ modification ุชุจุน ุงู„ู€
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relational model ุงู„ู€ relational schema ุงู„ู€ logical
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schema ุฃูˆ ุชุนุฏูŠู„ ุงู„ุจูŠุงู†ุงุช ูˆุงู„ุงุณุชุนู„ุงู… ุนู†ู‡ุง ุงู„ุงุซู†ูŠู†
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ุจุชู…ูˆุง ู…ู† ุฎู„ุงู„ ุงู„ู„ุบุฉ ุงุณู…ู‡ุง ุฅูŠุด SQL ูƒูŠู ุงุญู†ุง ู…ู…ูƒู†
72
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how can we create
73
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modify and query ุงู„ู€ tables ุงู„ู€ tables ุงู„ู„ูŠ ู‡ู… ุงู„ู€
74
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relational model using ุงู„ู€ SQL ูˆู…ู† ุงู„ุชุนุฑู ุนู„ู‰ ุงู„ู€
75
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SQL ู‡ูŠ ุนู† ู‚ุฑุจ ุงู„ู„ูŠ ู‡ูŠ ุงู„ู€ structured query language
76
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ู‡ุฐู‡ ู„ุบุฉ ุงู„ู€ ุจุฑู…ุฌุฉ ุงู„ู€ standard ุฃูˆ ุงู„ุนุงู„ู…ูŠุฉ ู„ุจุฑู…ุฌุฉ ุงู„ู€
77
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database ุฒูŠ ู…ุง ุฃุฎุฐุชูˆ ู„ุบุฉ ุจุฑู…ุฌุฉ ุจุงูŠุซูˆู† ุจุงูŠุซูˆู† ููŠ C
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ู…ุซู„ุงู‹ C++ ููŠ BHP ููŠ Java ููŠ ู„ุบุฉ ุจุฑู…ุฌุฉ ูƒุซูŠุฑ ููŠ ู…ุฌุงู„
79
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ุงู„ู€ applications ููŠ ู…ุฌุงู„ ุงู„ู€ database ู„ุบุฉ ุงู„ุจุฑู…ุฌุฉ
80
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ุงู„ู„ูŠ ู…ุณูŠุทุฑุฉ ุนู„ู‰ ุงู„ุณูˆู‚ ุงู„ู„ูŠ ู‡ูŠ ุงู„ู€ SQL ูˆุดุจู‡ ุงู„ู€
81
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standard ุชู‚ุฑูŠุจุงู‹ ูƒู„ ูŠุนู†ูŠ ู…ุนุธู… ุงู„ู€ DBMS products DBMS
82
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ุงุฎุชุตุงุฑ ุฅูŠู‡ุŸ database management systems ุงู„ู„ูŠ
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ู…ูˆุฌูˆุฏูŠู† ููŠ ุงู„ุณูˆู‚ ุชู‚ุฑูŠุจุงู‹ ู…ุนุธู…ู‡ู… ุจุฏุนู…ูˆุง ุงู„ู€ SQL ุฃู…ุซู„ุฉ
84
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ุงู„ู€ DBMS ุงู„ู„ูŠ ู…ูˆุฌูˆุฏุฉ ุนู†ุฏู†ุง ููŠ ุงู„ุณูˆู‚ ุญุงู„ูŠุงู‹ ูˆู…ู†ุชุดุฑุฉ
85
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ุฒูŠ ู…ูŠู† Oracle MySQL
86
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ุฎุงุตุฉ ู„ูˆ ุชุนู…ู„ูˆุง ุจุฑู…ุฌุฉ ุงู„ูˆูŠุจ ุฃู†ุชูˆ ุจุฑุถู‡ multimedia
87
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ูˆุจุฑู…ุฌุฉ ูˆูŠุจ ุจูŠุชุนุงู…ู„ูˆุง ูƒุซูŠุฑ ู…ุน ู…ุง ูŠุณู…ู‰ SQL ุงู„ู€
88
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Oracle, Cypess, Microsoft SQL, Microsoft Access
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ุงู„ู„ูŠ ุจูŠุฌูŠ ู…ุน ุงู„ู€ office ู‡ุฏูˆู„ ูƒู„ู‡ู… ุจูŠุฏุนู…ูˆุง ุงู„ู€ SQL
90
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language how do we obtain a relational database
91
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design from ER diagram ูƒูŠู ุฃู†ุง ุจุฏูŠ ุฃุญูˆู„ ุงู„ู€ ER
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diagram ุงู„ู„ูŠ ุนู†ุฏูŠ ุฃุญูˆู„ู‡ ู„ู€ relational database
93
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design ุงู„ู€ ER diagram ูƒุงู† .. ูƒู†ุง ู†ุณู…ูŠู‡ ุฅูŠุด
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conceptual .. ุตุญุŸ conceptual ุฅูŠุดุŸ schema ุงู„ู€
95
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conceptual schema ุงู„ู„ูŠ ู‡ูŠ ุงู„ู€ ER diagram ุจุชุญูˆู„ู‡ุง
96
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ู„ู…ูŠู†ุŸ ู„ู€ logical schema ุงู„ู„ูŠ ู‡ูŠ ู…ูŠู† ุงู„ู€ logical
97
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schemaุŸ relational database model logical schema
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ูˆูŠู† ู…ุง ุฃุณู…ุน ูƒู„ู…ุฉ logical schema ู„ุงุฒู… ูŠุฏุฎู„ ููŠ ุจุงู„ูŠ
99
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relational database model ูˆุฃุณู…ุน ุงู„ู€ conceptual
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schema ุจุฏูŠ ุฃููƒุฑ ู…ุจุงุดุฑุฉ ููŠ ู…ูŠู†ุŸ ููŠ ุงู„ู€ ER diagram
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ุทุจุนุงู‹ ู…ุจุงุฑุญ ู„ู…ุง ู„ุฎุตู†ุง ุงู„ู…ุญุงุถุฑุฉ ุญูƒูŠู†ุง ุฃู† ุงู„ู€
102
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conceptual schema ููŠ ุทุฑู‚ ูƒุซูŠุฑ ู„ุชุนุจูŠุฑ ุนู†ู‡ุง ู„ูƒู† ุงุญู†ุง
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ู…ุง ุงุชุนู„ู…ู†ุงุด ูˆู…ุง ุฑูƒุฒู†ุง ุฅู„ุง ุนู„ู‰ ู…ูŠู†ุŸ ู„ูƒู† ู‡ู„ ููŠ ุทุฑู‚
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ุฃุฎุฑู‰ุŸ ููŠ ุญูƒูŠุช ุฃู†ุง ุงุณู… ุทุฑูŠู‚ุฉ ุฃูˆ ุงุณู… ู†ู…ูˆุฐุฌ ุจุณ
105
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ู…ุง ุดุฑุญู†ุง ุชูุงุตูŠู„ู‡ ุงู„ู€ U UML ู…ูŠู† ุญูƒู‰ ุงู„ู€ UML ุตุญุŸ ู…ูŠู† ุญูƒู‰
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UML ู…ุฑุงุฌุนุฉ ู…ู†ูŠุญ ุฅูŠุด ุงุณู…ู‡ ู…ุง ู‡ุง UML ุจุชุนูˆุถ ุนู† ุงู„ู€ ER
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diagram ูˆูŠู† ููŠ ุงู„ู€ conceptual schema ู†ูุณ ุงู„ุดูŠุก ุงู„ู€
108
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logical schema ููŠู‡ ุฃูƒุซุฑ ู…ู† ู…ูˆุฏูŠู„ ู„ู„ู€ database ููŠ ุงู„ู€
109
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logical schema ู„ูƒู† ุงู„ู…ูˆุฏูŠู„ ุงู„ู…ู†ุชุดุฑ ุนุงู„ู…ูŠุงู‹ ู„ู…ุณูŠุทุฑ
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ุนู„ู‰ ุงู„ุณูˆู‚ ู‡ูˆ ู…ูŠู†ุŸ ุงู„ู€ relational database ู‡ู„ ููŠ ุบูŠุฑู‡
111
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ููŠู‡ุŸ ููŠู‡ ุงู„ู€ hierarchical ูˆููŠู‡ ุงู„ู€ flat database
112
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design ุฃูˆ ู…ูˆุฏูŠู„ ุขุฎุฑ ุดูŠ ุจู†ุชูƒู„ู… ุนู†ู‡ ููŠ ู†ู‡ุงูŠุฉ ุงู„ู€
113
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chapter ุงู„ู„ูŠ ู‡ูˆ ุงู„ู€ views ูƒูŠู ุงุญู†ุง ู…ู…ูƒู† ู†ุนู…ู„ ุงู„ู€
114
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views ูˆูƒูŠู ู…ู…ูƒู† ู†ุณุชุฎุฏู…ู‡ู… ุงู„ู€ views ู…ุฑุชุจุทูŠู† ู…ุน ู†ูˆุน
115
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ุซุงู†ูŠ ู…ู† ุงู„ู€ schema ู…ุด ุงู„ู€ logical ูˆู…ุด ุงู„ู€ conceptual
116
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ุฃุฎุฐุชูˆู‡ุง ููŠ chapter one ุงู„ู€ external ุงู„ู€ external
117
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schema ู‡ูŠ ุงู„ู€ views ู‡ูŠุจู‚ุงุด ุจุชุนู†ูŠู†ูŠ ู‡ูŠุจุชุนู†ูŠู†ูŠ ููŠ ุงู„ู€
118
00:08:19,210 --> 00:08:23,890
security ุจุชู‡ู…ู†ูŠ ููŠ ุฅูŠู‡ุŸ ุฅูŠุด security ููŠ ุงู„ู€ security
119
00:08:23,890 --> 00:08:26,990
ุจุชุชุฐูƒุฑูˆุง ููŠ ุงู„ู€ design ุญูƒูŠู†ุง ุงู„ุฎุทูˆุฉ ุฑู‚ู… 6 ุขุฎุฑ ุฎุทูˆุฉ
120
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ุงู„ู„ูŠ ู‡ูŠ ุฅูŠุดุŸ ุงู„ู€ database security design ุจุชุนุชู…ุฏ
121
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ุจุดูƒู„ ูƒุจูŠุฑ ุนู„ู‰ ู…ูŠู†ุŸ ุนู„ู‰ ุฅู†ุดุงุก ุงู„ู€ views ุฅูŠุด ููƒุฑุชู‡ุง
122
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ุจุจุณุงุทุฉ ููƒุฑุชู‡ุง ุฃู† ุงุญู†ุง ุฅู†ุดุงุก ุฌุฏูˆู„ ุงู„ุทู„ุงุจ ูˆ
123
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ุงู„ูƒูˆุฑุณุงุช ุจุชุงุนุชู‡ู… ุงู„ู…ุณุฌู„ูŠู† ููŠู‡ุง ูˆุนู„ุงู…ุงุชู‡ู… ุจุงู„ุถุจุท
124
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ู„ูƒู† ุฃู†ุง ู…ุง ุจุฏูŠุด ูƒู„ ูˆุงุญุฏ ุจูŠุดุชุบู„ ุนู„ู‰ ุงู„ู€ database ูŠุดูˆู
125
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ุนู„ุงู…ุงุช ุงู„ุทู„ุงุจ ุจุฏูŠ ู…ุฏุฑุณ ุงู„ู…ุณุงู‚ ูŠุดูˆู ุนู„ุงู…ุงุช ุทู„ุงุจู‡ ูˆูŠ
126
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ุบูŠุฑู‡ุง ู„ูƒู† ุฑุฆูŠุณ ุงู„ู‚ุณู… ูŠุดูˆู ุนู„ุงู…ุงุช ุงู„ุทู„ุงุจ ููŠ ูƒู„
127
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ุงู„ู…ูˆุงุฏ ุจุณ ู…ุง ูŠุบูŠุฑุด ูˆู„ุง ูˆุงุญุฏ ู„ูƒู† ุงู„ุนู…ูŠุฏ ู…ุณู…ูˆุญ ูŠุดูˆู
128
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ูƒู„ ุงู„ุทู„ุงุจ ุงู„ู„ูŠ ุนู†ุฏู‡ ููŠ ุงู„ูƒู„ูŠุฉ ูˆูŠุบูŠุฑู‡ู… ูƒู„ู‡ู… ุทุจุนุงู‹
129
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ุงู„ู‚ุจูˆู„ ูˆุงู„ุชุณุฌูŠู„ ู…ุณู…ูˆุญ ูŠุดูˆู ุนู„ุงู…ุงุช ูƒู„ ุงู„ุทู„ุงุจ ููŠ ูƒู„
130
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ุงู„ุฃู‚ุณุงู… ููŠ ูƒู„ ุงู„ูƒู„ูŠุงุช ุจุณ ู…ู…ู†ูˆุน ูŠุบูŠุฑ ุฃูŠ ุนู„ุงู…ุฉ ู‡ุฐุง
131
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ุงู„ูƒู„ุงู… ูƒู„ู‡ ู…ู† ุฎู„ุงู„ ุฅูŠุด ุจู†ูุฐู‡ุŸ ู†ุฎู„ูŠ ุงู„ู€ database
132
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security ู„ุฃุญุฏ ุฃุฏูˆุงุชู‡ุง ุฅู†ุดุงุก ุงู„ู€ views ุงู„ู„ูŠ ุจุชุนุจู‘ุฑ
133
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ุนู† ุงู„ู€ external schema ุงุฐุงู‹ ู†ุตูˆุฑ ุนู†ุฏูŠ ุซู„ุงุซุฉ ู…ู† ุฃู†ูˆุงุน
134
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ุงู„ู€ schema ููŠ ุงู„ู€ database conceptual ูˆ logical ูˆ
135
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external ุงู„ู„ูŠ ุจู†ุชุฑุฌู…ู‡ู… ุงุญู†ุง ููŠ ุงู„ู„ุบุฉ ุงู„ุนู…ู„ูŠุฉ ู„ู€
136
00:09:29,630 --> 00:09:34,670
views ER diagram relational database design ููŠ
137
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physical schema ู…ุง ุจู†ุดุฑุญู‡ุงุด ููŠ ุงู„ู…ุงุฏุฉ ู‡ูŠ ู†ู‡ุงุฆูŠ
138
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ุตุญูŠุญ ููŠ physical schema ุงู„ู„ูŠ ู‡ูŠ ูˆูŠู† ู†ุฎุฒู† ุงู„ู€ data
139
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ูƒูŠู ุชุชุฎุฒู† ุนู„ู‰ hard disk ู‡ุฐู‡ ุงู„ู„ูŠ ู‡ูŠ ุดุบู„ .. ุดุบู„ ุงู„ู€
140
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DBMS ูˆ ุงู„ู€ DBA Manager ุงู„ู€ DBA Manager ุงู„ู„ูŠ ู‡ูˆ ุงู„ู€
141
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database administrator ู…ุง ุจู†ุดุฑุญู‡ุง ููŠ ุงู„ู…ุณุงู‚ ุชุจุน
142
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database one ุจูŠุงุฎุฏู†ุง
143
00:09:57,620 --> 00:10:01,540
ุงู„ู€ logical ู‡ู†ุง ู†ูุณ ุงู„ู€ .. ุฃุฎุฏู†ุง ุงู„ู€ .. ู„ุฃ ุฃุฎุฐู†ุงู‡
144
00:10:01,540 --> 00:10:05,250
ุจุดูƒู„ ุนุงู… ู‡ูˆ ูŠุจู‚ู‰ ุนุฏุฏ ุงู„ู€ logical ุงู„ู€ conceptual ุตุญูŠุญ
145
00:10:05,250 --> 00:10:09,050
ู…ุฑุจูˆุทุฉ ููŠ ุงู„ู€ logical ู„ูƒู† ู…ุด ู‡ูŠ ู†ูุณู‡ุง ู…ู† ุฎู„ุงู„ ูู‡ู…
146
00:10:09,050 --> 00:10:12,450
ุงู„ู€ conceptual ุจู†ู†ุดุฆ ุฃู†ุง ุงู„ู€ logical ุจุชุนุชู…ุฏ ุนู„ูŠู‡ุง ูˆ
147
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ุงู„ู€ logical ุจุชุนุชู…ุฏ ุนู„ูŠู‡ุง ุงู„ู€ physical ุจู†ุงุก ุนู„ู‰ ุงู„ู€
148
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logical ุจู†ู†ุดุฆ ุงู„ู€ physical ู„ูƒู† ู…ุด ู‡ู… ู†ูุณู‡ู… ูŠุนู†ูŠ
149
00:10:18,630 --> 00:10:22,610
ุฎู„ูŠู†ูŠ ุฃุชุตูˆุฑู‡ู… three layers ุชุตู…ูŠู… ุงู„ุฃูˆู„ ุงู„ู€
150
00:10:22,610 --> 00:10:25,910
conceptual ู‡ูŠุฃุซุฑ ุนู„ู‰ ุดูƒู„ ุงู„ุชุตู…ูŠู… ุชุจุน ุงู„ู€ logical
151
00:10:25,910 --> 00:10:29,270
ุชุตู…ูŠู… ุงู„ู€ logical ู‡ูŠุฃุซุฑ ุนู„ู‰ ุดูƒู„ ุงู„ู€ physical ู„ูƒู† ู…ุด
152
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ู‡ู… ู†ูุณู‡ู…
153
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ุฃูˆู„ ู…ุนู„ูˆู…ุฉ ุจุฏู†ุง ู†ุญูƒูŠู‡ุง ุฃู† ุงู„ู€ relational model ู‡ูˆ
154
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ุญุงู„ูŠุง ุงู„ู€ central data model foundation ู„ูƒู„ ู…ูŠู† ู„ูƒู„
155
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ุงู„ู€ DBMS ุงู„ู€ products ุงู„ู…ูˆุฌูˆุฏุฉ ุญุงู„ูŠุง ููŠ ุงู„ุณูˆู‚ ู‡ูˆ
156
00:10:47,110 --> 00:10:52,190
ุงู„ู…ุณูŠุทุฑ ูˆ ูƒู„ู…ุฉ today ู…ุง ุจู‚ุตุฏุด ููŠู‡ุง ุณู†ุฉ ุงู„ู€ 2017 ุจู‚ุตุฏ
157
00:10:52,190 --> 00:10:55,970
ููŠู‡ุง ู…ู† ุงู„ุณุจุนูŠู†ุงุช ูˆุทุงู„ุน ู…ู† ุณู†ุฉ ุงู„ุณุจุนูŠู† ู…ู† ุณุงุนุฉ ู…ุง
158
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IBM ุงุดุชุบู„ุช ุนู„ู‰ ู…ูˆุถูˆุน ุงู„ู€ relational database model
159
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ูˆุญูˆู„ุชู‡ ู„ู€ product ูˆุฃู†ุชุฌุช ุงู„ู€ DB2 ูˆุนู…ู„ุช ุงู„ู€ SQL
160
00:11:03,830 --> 00:11:06,810
language ูˆู‡ุฐู‡ ุงู„ู„ุบุฉ ูˆู‡ุฐุง ุงู„ู€ model ู…ู† ุงู„ู€ database
161
00:11:06,810 --> 00:11:11,110
ู…ุณูŠุทุฑ ุนู„ู‰ ุงู„ุณูˆู‚ ู…ู† ุฐู„ูƒ ุงู„ูŠูˆู… ุชู…ุงู… ูุงู„ู€ relational
162
00:11:11,110 --> 00:11:13,950
model ู‡ูˆ ุงู„ู€ model ุงู„ู„ูŠ ู…ุณูŠุทุฑ ุนุดุงู† ู‡ูŠูƒ ุจุชุฏุฑุณ ููŠ
163
00:11:13,950 --> 00:11:19,330
ุงู„ุฌุงู…ุนุงุช ู…ุง ุจุชุฏุฑุณุด ุฃูŠ models ุชุงู†ูŠุฉ ุฃู‡ู… ู…ูŠุฒุงุช ู‡ุฐุง ุงู„ู€
164
00:11:19,330 --> 00:11:22,490
model ุงู„ู„ูŠ ุฎู„ุงู‡ ูŠู†ุชุดุฑ ูˆูŠูŠุณูŠุทุฑ ุนู„ู‰ ุงู„ุณูˆู‚ ุงู„ู€ major
165
00:11:22,490 --> 00:11:28,190
advantages ุจุชุงุนุชู‡ ุฃู†ู‡ ู…ุงู„ู‡ simple data
166
00:11:28,190 --> 00:11:32,210
representation ูƒู„ ุงู„ู€ data ุงู„ู„ูŠ ุนู†ุฏูŠ ุจู…ุซู„ู‡ุง ุจุดูƒู„
167
00:11:32,210 --> 00:11:36,570
ุฌุฏุงูˆูŠ ุฃูŠ data ุนู†ุฏูŠุŒ ุฃูŠ relationุŒ ุฃูŠ intercept ุนู†ุฏูŠุŒ
168
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ุจุญูˆู„ู‡ุง ู„ุฌุฏูˆู„ ูˆุดูƒู„ ุงู„ุฌุฏูˆู„ ู…ูู‡ูˆู… ูˆุจุณูŠุท ูŠุนู†ูŠ ุงู„ุทุงู„ุจ
169
00:11:41,590 --> 00:11:45,090
ุงู„ุงุจุชุฏุงุฆูŠ ู„ู…ุง ูŠุดูˆู ุฌุฏูˆู„ ุจูŠุนุฑู ุฅูŠุด ูŠุนู†ูŠ ุงู„ุฌุฏูˆู„ุŒ
170
00:11:45,090 --> 00:11:49,350
ุจูŠุนุฑู ูƒูŠู ูŠุนุจูŠู‡ ู„ูˆ ุดุงู ุฌุฏูˆู„ ุจุงุณู… ูˆุนู…ุฑ ูˆุนู†ูˆุงู†ุŒ
171
00:11:49,350 --> 00:11:53,330
ู…ุจุงุดุฑุฉ ุจูŠุนุฑู ูŠุนุจูŠู‡ุŒ ู…ุด ุฅูŠุด ุตุนุจ ู„ู„ูู‡ู… ูู‡ูˆ simple
172
00:11:53,330 --> 00:12:00,770
data representation ูƒู…ุงู† easy ููŠ ุชู†ููŠุฐ ุงู„ู€ complex
173
00:12:00,770 --> 00:12:04,570
queries ุงุญู†ุง ุญูƒูŠู†ุง ุฅูŠุด ูŠุนู†ูŠ query ุนู…ู„ูŠุฉ ุงุณุชุฑุฌุงุน
174
00:12:04,570 --> 00:12:07,590
ุงู„ู…ุนู„ูˆู…ุงุช ุทุจ ุฅูŠุด ูŠุนู†ูŠ complex query ุนู…ู„ูŠุฉ ุงุณุชุฑุฌุงุน
175
00:12:07,590 --> 00:12:12,080
ุงู„ู…ุนู„ูˆู…ุงุช ู…ุนู‚ุฏุฉ ุฒูŠ ุฅูŠุดุŸ ุนู…ู„ูŠุฉ ุงุณุชุฑุฌุงุน ุงู„ู…ุนู„ูˆู…ุงุช
176
00:12:12,080 --> 00:12:15,460
ุงู„ุจุณูŠุทุฉ ุงู„ู„ูŠ ู‡ูŠ ุฃู† ุฃู†ุง ุฃุณุชุฑุฌุน ู…ุนู„ูˆู…ุงุช ู…ู† ุฌุฏูˆู„ ูˆุงุญุฏ
177
00:12:15,460 --> 00:12:19,800
ู…ู† one table ุฒูŠ ุฃู† ุฃู†ุง ุฃุญูƒูŠ ุจุฏูŠ ุฃุณู…ุงุก ุงู„ุทู„ุงุจ ุงู„ู„ูŠ
178
00:12:19,800 --> 00:12:22,420
ุนู†ุฏูŠ ูŠุนู†ูŠ ุจุชุณุชุฎุฑุฌ ุจุณ ุฃุณู…ุงุก ุงู„ุทู„ุงุจ ุงู„ู„ูŠ ููŠ ุฌุฏูˆู„
179
00:12:22,420 --> 00:12:27,880
ุงู„ุทู„ุงุจ ู‡ุฐู‡ ุนู…ู„ูŠุฉ ุงุณุชุนู„ุงู… ุฃูˆ query simple ุจุณูŠุทุฉ ู„ูƒู†
180
00:12:27,880 --> 00:12:29,060
ู„ูˆ ุงุญู†ุง ุงุญู†ุง ุงุญู†ุง ุงุญู†ุง ุงุญู†ุง ุงุญู†ุง ุงุญู†ุง ุงุญู†ุง ุงุญู†ุง
181
00:12:29,060 --> 00:12:29,480
ุงุญู†ุง ุงุญู†ุง ุงุญู†ุง ุงุญู†ุง ุงุญู†ุง ุงุญู†ุง ุงุญู†ุง ุงุญู†ุง ุงุญู†ุง ุงุญู†ุง
182
00:12:29,480 --> 00:12:30,880
ุงุญู†ุง ุงุญู†ุง ุงุญู†ุง ุงุญู†ุง ุงุญู†ุง ุงุญู†ุง ุงุญู†ุง ุงุญู†ุง ุงุญู†ุง ุงุญู†ุง
183
00:12:30,880 --> 00:12:35,920
ุงุญู†ุง ุงู„ู„ูŠ ุนู†ุฏู‡ู… ุทู„ุงุจ ุฌุงูŠุจูŠู† ุฃูƒุซุฑ ู…ู† 90% ููŠ
184
00:12:35,920 --> 00:12:39,720
ู…ุณุงู‚ุงุช ู…ุญุฏุฏุฉ ุฃูˆ ุฃุณู…ุงุก ุฃุฑุจุน ู…ุณุงู‚ุงุช ู…ุนู†ุงุชู‡ ุงู„ู€ query
185
00:12:39,720 --> 00:12:43,600
ู‡ูŠุจุฏุฃ ุชุฑูˆุญ ุนู„ู‰ ุฌุฏูˆู„ ุงู„ุทู„ุงุจ ูˆุจุฏู‡ุง ุชุฑูˆุญ ูƒู…ุงู† ุนู„ู‰
186
00:12:43,600 --> 00:12:45,880
ุฌุฏูˆู„ ุงู„ูƒูˆุฑุณุงุช ุชุดูˆู ู…ู† ุงู„ุทู„ุงุจ ุงู„ู…ุณุฌู„ูŠู† ููŠ ู‡ุฐู‡
187
00:12:45,880 --> 00:12:50,120
ุงู„ูƒูˆุฑุณุงุช ูˆุชุดูˆู ุนู„ุงู…ุงุชู‡ู… ูˆู„ู…ุง ุชุทู„ุนู‡ู… ุชุดูˆู ุงู„ูƒูˆุฑุณุงุช
188
00:12:50,120 --> 00:12:53,540
ุงู„ู„ูŠ ููŠู‡ุง ุทู„ุงุจ ุฌุงูŠุจูŠู† ุฃูƒุซุฑ ู…ู† 90 ู…ุซู„ุง ุชุฑูˆุญ ุชุฌูŠุจ
189
00:12:53,540 --> 00:12:56,760
ุฃุณู…ุงุก ุงู„ู…ุฏุฑุณูŠู† ุงู„ู„ูŠ ุจุฏุฑุณูˆุง ุงู„ู…ุณุงู‚ุงุช ู‡ุฐู‡ ูุตุงุฑุช ุงู„ู€
190
00:12:56,760 --> 00:13:01,240
query ุจุฏู‡ุง ุชุฑูˆุญ ุนู„ู‰ three ุฃูˆ four tables three or
191
00:13:01,240 --> 00:13:04,520
four relations in the same query ููŠ ู†ูุณ ุงู„ู€ query
192
00:13:04,520 --> 00:13:09,220
ูุจู†ุณู…ูŠู‡ุง complex query ูƒุชุงุจุฉ ุงู„ู€ complex query ููŠ
193
00:13:09,220 --> 00:13:13,640
ุงู„ู€ relational database model ุณู‡ู„ุฉ ุฌุฏุง ูˆุจุณูŠุทุฉ easy
194
00:13:13,640 --> 00:13:20,000
ู‡ุฐุง ู‡ูˆ ุณุฑ ู‚ูˆุฉ ุงู„ู€ relational database model ู„ู‡ูŠูƒ ู‡ูˆ
195
00:13:20,000 --> 00:13:25,520
ุงู†ุชุดุฑ ูˆุนุดุงู† ู‡ูŠูƒ ู‡ูˆ ุงู„ู…ุณูŠุทุฑ ุนู„ู‰ ุงู„ุณูˆู‚ ูˆูƒู„ ุงู„ู€ .. ูŠุนู†ูŠ
196
00:13:25,520 --> 00:13:27,940
ูƒู„ ุงู„ูƒูˆุฑุณุงุช ุงู„ู„ูŠ ุจุชุชุฏุฑุณ ููŠ ู…ุฌุงู„ ุงู„ู€ database ู‡ูŠ
197
00:13:27,940 --> 00:13:31,780
ูุนู„ูŠุง 99% ู…ู†ู‡ุง ุจุชุฑูƒุฒ ุนู„ู‰ ู…ูˆุถูˆุน ุงู„ู€ relational,
198
00:13:32,060 --> 00:13:36,040
database, model ูŠุนู†ูŠ ู†ุงุฏุฑุง ู…ุง ูŠูƒูˆู† ููŠ ูƒูˆุฑุณ ุจุชุฎุตุต
199
00:13:36,040 --> 00:13:41,900
ุจุฃู†ูˆุงุน ุชุงู†ูŠุฉ ุงู„ุดุงุจุชุฑ ู‡ุฐุง ู‡ู†ุฑูƒุฒ ููŠู‡ ุฃู†ู‡ ู†ุชุนู„ู… ุฌุฒุก
200
00:13:41,900 --> 00:13:48,700
ู…ู† SQL language ุจู†ุณู…ูŠู‡ ุงู„ู€ DDL ู‡ูˆู† ุจูŠุฌูŠ ุนู†ุง ุณุคุงู„
201
00:13:48,700 --> 00:13:54,710
ุฃู† ุงู„ู€ SQL ู‡ุฐู‡ ุงู„ู€ structured query language ุงู„ู„ูŠ ู‡ูŠ
202
00:13:54,710 --> 00:14:04,190
ู„ุบุฉ ุจุฑู…ุฌุฉ ุงู„ู€ database ุชู†ู‚ุณู… ู„ุซู„ุงุซ ุฃู‚ุณุงู… ุฃูˆู„ ู‚ุณู… ุงู„ู€
203
00:14:04,190 --> 00:14:15,410
DDL ูˆDML ูˆDRL
204
00:14:17,740 --> 00:14:22,680
ุจุนุถ ุงู„ูƒุชุจ ุจุชุนุชุจุฑ ุงู„ู€ DRL ุฌุฒุก ู…ู† ุงู„ู€ DML ูŠุนู†ูŠ ุจุชู‚ุณู…
205
00:14:22,680 --> 00:14:26,940
ุงู„ู€ SQL ูู‚ุท ู„ุฌุฒุกูŠู† ูŠุนู†ูŠ DDL ูˆ DML ุจุนุถ ุงู„ูƒุชุจ ุจุนุถ
206
00:14:26,940 --> 00:14:30,620
ุงู„ู…ุฑุงุฌุน ุจุนุถ ุงู„ู€ references ุจุชุทู„ุน ุนู„ู‰ ุงู„ู€ SQL
207
00:14:30,620 --> 00:14:34,100
language ุนู„ูŠู‡ุง ู‚ุณู…ูŠู† DDL ูˆ DML ูู‚ุท ุจุชุนุชุจุฑ ุงู„ู€ DRL
208
00:14:34,100 --> 00:14:37,780
ุฌุฒุก ู…ู† ู…ูŠู†ุŸ ุจุนุถ ุงู„ู…ุฑุงุฌุน ุงู„ุชุงู†ูŠุฉ ู„ุฃ ุจุชู‚ุณู…ู‡ุง ู„ุซู„ุงุซุฉ
209
00:14:37,780 --> 00:14:41,050
ุฃู‚ุณุงู… ุฅูŠุด ู‡ู… ุงู„ุซู„ุงุซุฉ ุฃู‚ุณุงู… ุฏูˆู„ุŸ ุงู„ู‚ุณู… ุงู„ุฃูˆู„ ุงู„ู„ูŠ ู‡ูˆ
210
00:14:41,050 --> 00:14:44,650
ุงู„ู€ data definition language DDL ุงู„ู„ูŠ ุจู†ุนุฑู ู…ู†
211
00:14:44,650 --> 00:14:47,590
ุฎู„ุงู„ู‡ ุฅูŠุด ู…ุญุชูˆูŠุงุช ุงู„ู€ database ุจุชุงุนุชู†ุง ุจู†ุนู…ู„ ุงู„ู€
212
00:14:47,590 --> 00:14:50,450
relational model ุงู„ู€ design ุงู„ุชุตู…ูŠู… ุงู„ู€ relational
213
00:14:50,450 --> 00:14:53,850
ุชุจุน ุงู„ู€ database ูŠุนู†ูŠ ุฃู† ุฃุฌูŠ ุฃุญูƒูŠ ุฃู† ุฃู†ุง ุจุฏูŠ ุฌุฏูˆู„
214
00:14:53,850 --> 00:14:58,570
ู„ู„ู€ students ููŠ ุงุณู… ูˆุฑู‚ู… ูˆุนู†ูˆุงู† ู„ู„ู€ student ุฃู† ุฃุฌูŠ
215
00:14:58,570 --> 00:15:02,810
ุฃุญูƒูŠ ุฃู† ุฃู†ุง ุจุฏูŠ ุฌุฏูˆู„ ู„ู„ู…ูˆุธููŠู† ููŠ ุงุณู… ุงู„ู…ูˆุธู ูˆุฑู‚ู…
216
00:15:02,810 --> 00:15:08,300
ูˆ ุฑุงุชุจู‡ ูˆุนู†ูˆุงู†ู‡ ูˆุฑู‚ู… ุฌูˆุงู„ู‡ ุงู„ูƒู„ุงู… ู‡ุฐุง ุฃู†ู‡ ุฃู†ุง ุจุฏูŠ
217
00:15:08,300 --> 00:15:11,580
ุฃุนุฑู ุงู„ุฌุฏุงูˆู„ ุดูƒู„ ุงู„ุฌุฏุงูˆู„ ุงู„ู„ูŠ ุนู†ุฏูŠ ูƒูŠู ู‡ูŠูƒูˆู† ุฅูŠุด
218
00:15:11,580 --> 00:15:14,520
ู†ูˆุน ุงู„ู€ data ุงู„ู„ูŠ ุจุฏูŠ ุฃุญุทู‡ุง ููŠ ุงู„ุฌุฏุงูˆู„ ุงู„ุชุนุฑูŠู ู‡ุฐุง
219
00:15:14,520 --> 00:15:17,480
data definition definition ู…ุนู†ุงู‡ุง ุชุนุฑูŠู data
220
00:15:17,480 --> 00:15:21,300
definition language ุฃู‡ู… ุฌู…ู„ุฉ ุฃูˆ ุฃู‡ู… command ุฃู‡ู…
221
00:15:21,300 --> 00:15:27,800
ูŠุนู†ูŠ ุฃู…ุฑ ุจุฑู…ุฌูŠ ููŠ ุงู„ู€ DDL ู‡ูˆ ุฅูŠุด create ู„ูƒู† ู‡ู„ ุงู„ู€
222
00:15:27,800 --> 00:15:30,200
create ูู‚ุท ู‡ูˆ ุงู„ู…ุณุชุฎุฏู… ู„ุฃ ููŠ create table ููŠ
223
00:15:30,200 --> 00:15:33,040
create view ููŠ ุบูŠุฑ ุงู„ู€ create ุฃู†ุง ุนู…ู„ุช create ุจุฏูŠ
224
00:15:33,040 --> 00:15:37,900
ุฃุดูŠู„ ุฌุฏูˆู„ ููŠ drop ุนูƒุณ ุงู„ู€ create ุจุฏูŠ ุฃุนู…ู„ ุชุนุฏูŠู„ ุนู„ู‰
225
00:15:37,900 --> 00:15:42,680
ุฌุฏูˆู„ ููŠ alter alter table ูƒู„ ู‡ุฏูˆู„ ู„ู€ drop ุงู„ู€ alter
226
00:15:42,680 --> 00:15:48,360
ูˆู„ู€ create ูƒู„ู‡ู… DDL language ุงู„ู„ูŠ ู‡ูˆ ู…ุญู„ ุชุฑูƒูŠุฒู†ุง
227
00:15:48,360 --> 00:15:52,390
ููŠ ู‡ุฐุง ุงู„ุดุทุฑ ููŠ ุฃูˆุงู…ุฑ ุฃุฎุฑู‰ ุงู„ู„ูŠ ู‡ูŠ data
228
00:15:52,390 --> 00:15:54,930
manipulation language ุฃู†ู‡ ุฃู†ุง ุจุฏูŠ ุฃุนู…ู„
229
00:15:54,930 --> 00:15:59,450
manipulation ู„ู„ู€ data ุจุฏูŠ ุฃุฏุฎู„ .. ู„ุฃ ุฃู†ุง ุนู…ู„ุช
230
00:15:59,450 --> 00:16:02,410
ุงู„ุฌุฏูˆู„ ุชุจุน ุงู„ุทู„ุงุจ ุจุณ ุจุฏูŠ ุฃุฏุฎู„ ุฃุณู…ุงุกู‡ู… ุจุฏูŠ ุฃุฏุฎู„
231
00:16:02,410 --> 00:16:06,410
ุนู„ุงู…ุงุชู‡ู… ุฃุฏุฎู„ ุนู†ูˆูŠู†ู‡ู… ุฃุฏุฎู„ ุฃุฑู‚ุงู… ู„ู‡ู… ุจุฏูŠ ุฃุนุฏู„ ุงู„ุฑู‚ู…
232
00:16:06,410 --> 00:16:11,010
ุทุงู„ุจ ุทุงู„ุจ ุงู†ุณุญุจ ูˆุฑุฌุน ูƒู…ุงู† ู…ุฑุฉ ููŠ ุชุฎุตูŠุต ุฌุฏูŠุฏ ุบูŠุฑูˆู„ู‡
233
00:16:11,010 --> 00:16:16,130
ุฑู‚ู…ู‡ ุจุฏูŠ ุฃุนู…ู„ู‡ create ู„ุฑู‚ู… ุฌุฏูŠุฏ ุงู„ุนู…ู„ูŠุฉ ู‡ุฐู‡ ูƒู„ู‡ุง ุฃู†
234
00:16:16,130 --> 00:16:20,130
ุฃุนู…ู„ insert ู„ู„ู€ data update ู„ู„ู€ data ูŠุนู†ูŠ ุชุนุฏูŠู„ ุฃูˆ
235
00:16:20,130 --> 00:16:25,570
delete ู…ุด ู„ู„ู€ table ูƒู„ู‡ delete ุจุณ ู„ู€ record ู„ุทุงู„ุจ ุฃูˆ
236
00:16:25,570 --> 00:16:28,530
ู„ู€ course ู‡ุฐู‡ ุงู„ุนู…ู„ูŠุฉ ุงุณู…ู‡ุง data manipulation
237
00:16:28,530 --> 00:16:34,290
language ุงู„ู€ DRL ุงู„ู„ูŠ ู‡ูŠ ู„ู€ query data retrieval
238
00:16:34,290 --> 00:16:37,650
language retrieval ุงุณุชุฑุฌุงุน ุงู„ุจูŠุงู†ุงุช query ุจุฏุฃ
239
00:16:37,650 --> 00:16:41,390
ุฃุณุชุนู„ู… ู…ุง ุจุฏูŠุด ุฃู†ุง ุฃุฏุฎู„ ุดูŠุก ูˆู„ุง ุจุฏุฃ ุฃุนุฏู„ ุดูŠุก ุจุฏุฃ ุฃุฎุฏ
240
00:16:41,390 --> 00:16:47,280
ุงู„ู„ูŠ ู…ูˆุฌูˆุฏ ุงู„ู„ูŠ ู‡ูˆ ุงู„ู€ DRL ุจุชู…ุซู„ู‡ select ุงู„ู„ูŠ ู‡ูŠ
241
00:16:47,280 --> 00:16:50,920
ุฃูƒุซุฑ command ู…ุณุชุฎุฏู… ููŠ ุงู„ู€ database ุงู„ู€ select
242
00:16:50,920 --> 00:16:57,340
command ุนุจุงุฑุฉ ุนู† DRL ูˆุฒูŠ ู…ุง ุญูƒูŠู†ุง ู„ุจุนุถ ุจูŠุนุชุจุฑู‡ DML
243
00:16:57,340 --> 00:17:00,480
ุจุบุถ ุงู„ู†ุธุฑ ุณูˆุงุก ูƒุงู†ุช ุงู„ู€ select simple ุฃูˆ complex
244
00:17:00,480 --> 00:17:07,650
ูู‡ูŠ DRL ุชุฑูƒูŠุฒู†ุง ููŠ ุงู„ุดุงุจุชุฑ ู‡ุฐุง ุนู„ู‰ ุฅูŠุด ู‡ูŠูƒูˆู† DDL
245
00:17:07,650 --> 00:17:10,370
ู„ูŠุด ุฃู†ู‡ DDL ู‡ูˆ ุงู„ู„ูŠ ุจุฏู‡ ูŠุนู…ู„ ุงู„ู€ definition ู‡ูˆ ุงู„ู„ูŠ
246
00:17:10,370 --> 00:17:13,350
ุจุฏู‡ ูŠุนู…ู„ ุงู„ู€ creation ู„ู„ู€ database ูŠุนู†ูŠ ู‡ูˆ ุงู„ู„ูŠ ุจุฏู‡
247
00:17:13,350 --> 00:17:16,110
ูŠุนู…ู„ ุงู„ู€ relational model ุงู„ู„ูŠ ุงุญู†ุง ุจุฏู†ุง ุฅูŠุงู‡ ูŠุนู†ูŠ
248
00:17:32,290 --> 00:17:35,550
relational database definitions ุฃุฎุฐู†ุง ููŠ chapter
249
00:17:35,550 --> 00:17:39,250
one ุชุนุฑูŠู ู„ู„ู€ database ุญูƒูŠู†ุง ุงู„ู€ database ู‡ูŠ ุฅูŠุด ููŠ
250
00:17:39,250 --> 00:17:43,750
chapter one ู†ุฑุฌุน ุฅู„ู‰ chapter one huge collection
251
00:17:43,750 --> 00:17:47,890
of data huge collection of data ุงู„ุขู† ุจุฏู†ุง ู†ุนุฑู ู…ุด
252
00:17:47,890 --> 00:17:50,070
ุงู„ู€ database ุงู„ู€ relational database ูŠุนู†ูŠ ุงู„ู€
253
00:17:50,070 --> 00:17:53,690
database ุจุชุนุชู…ุฏ ุนู„ู‰ ุงู„ู€ relations ุนุจุงุฑุฉ ุนู† ู…ูŠู† ุนู†
254
00:17:53,690 --> 00:17:58,350
set of relations ู…ุฌู…ูˆุนุฉ ู…ู† ุงู„ู€ relations ููŠ ุงู„ู„ุญุธุฉ
255
00:17:58,350 --> 00:18:02,790
ู‡ุง ุงุจุชุฏุงุก ู…ู† ุงู„ุขู† ุงู„ู€ relation ู„ู‡ุง ู…ูู‡ูˆู… ุซุงู†ูŠ ุบูŠุฑ
256
00:18:02,790 --> 00:18:06,970
ุงู„ู„ูŠ ุฃุฎุฐู†ุงู‡ ููŠ chapter 2 ููŠ chapter 2 ุฃุฎุฐู†ุง ุฃู†ู‡ ููŠ
257
00:18:06,970 --> 00:18:12,130
ุนู†ุฏูŠ entities ูˆุจูŠู†ู‡ู… relations ุจุชูุงุนู„ูˆุง ู…ุน ุจุนุถ ุจู€
258
00:18:12,130 --> 00:18:16,630
actions ุงู„ู„ูŠ ู‡ู… ุงู„ู€ relations ุจูŠุณุฌู„ ููŠ ู…ุณุงู‚ุŒ ุจูŠุฏุฑุณ
259
00:18:16,630 --> 00:18:19,790
ู…ุณุงู‚ ุงู„ู€ action ู‡ุฐุง ุณู…ูŠู†ุงู‡ relation ุงู„ุขู† ู„ุฃุŒ ุงู„ุขู†
260
00:18:19,790 --> 00:18:23,810
ุงู„ู€ entities ูˆุงู„ู€ relations ุงู„ุฅุซู†ูŠู† ู…ุน ุจุนุถ ู†ุณู…ูŠู‡ู…
261
00:18:23,810 --> 00:18:29,250
relations ู„ุฃู† ุฃุญูˆู„ ูƒู„ ุดูŠุก ู„ู€ tables ูˆุงู„ู€ table ุนู†ุฏูŠ
262
00:18:29,250 --> 00:18:29,910
ู‡ูˆ ุงู„ู€ relations
263
00:18:33,730 --> 00:18:38,930
ุงู„ู€ table ู‡ูˆ ุงู„ู€ relation ุงู„ู€ intersets ู‡ุญูˆู‘ู„ู‡ุง ู„ู€ table
264
00:18:38,930 --> 00:18:41,770
ูˆุงู„ู€ relations ู‡ุญูˆู‘ู„ู‡ุง ู„ู€ table ูˆุงู„ู€ table ู‡ุชุตูŠุฑ
265
00:18:41,770 --> 00:18:44,390
ุฃุณู…ูŠู‡ relation ูˆุจุงู„ุชุงู„ูŠ ุงู„ูƒู„ ุตุงุฑ ุงุณู…ู‡ relations
266
00:18:44,390 --> 00:18:47,750
ูุฃู†ุชู… ุชุทู„ุนูˆุง ุนู„ู‰ ุดูƒู„ ุงู„ู€ ER diagram ุงู„ู„ูŠ ูƒู†ุง ู†ุฑุณู…ู‡
267
00:18:47,750 --> 00:18:51,490
ู„ูˆ ุญูˆู„ู†ุง ูƒู„ ุงู„ู„ูŠ ููŠู‡ ุงู„ู€ intersets ูˆุงู„ู€ relations ู„ู€
268
00:18:51,490 --> 00:18:54,430
relations ุฅูŠุด ุธู„ ููŠ ุงู„ุฑุณู… ุตุงุฑ ูƒู„ู‡ ุนุจุงุฑุฉ ุนู†
269
00:18:54,430 --> 00:18:58,470
relations ูุงู„ู€ relational database ู‡ูŠ collection ุฃูˆ
270
00:18:58,470 --> 00:19:04,590
set of relations set of tables ูˆุงุถุญุฉ ุงู„ู†ู‚ุทุฉ ู‡ูŠ ูˆู„ุง
271
00:19:04,590 --> 00:19:08,570
ุตุนุจุฉ ุงู„ู€
272
00:19:08,570 --> 00:19:14,710
relational ุงู„ูˆุงุญุฏุฉ ุฅู„ู‡ุง ุฌุฒุฆูŠู† two parts schema ูˆ
273
00:19:14,710 --> 00:19:18,990
instance schema ูŠุนู†ูŠ ุงู„ุดูƒู„ูˆู†ุฉ ุดูƒู„ ุงู„ู€ table ูƒูŠู ุฑุงุญ
274
00:19:18,990 --> 00:19:22,390
ูŠูƒูˆู† ุดูƒู„ู‡ ุฅูŠุด ุงู„ู€ attributes ุงู„ู„ูŠ ุจุฏูŠ ุฃุญุทู‡ู… ููŠู‡ ุงู„ู€
275
00:19:22,390 --> 00:19:28,430
fields ุงู„ู€ columns ุจุชุงุนุชู†ุง ู…ุซุงู„ ู„ูˆ ุฃู†ุง ุจุฏูŠ ุฃุนู…ู„ table
276
00:19:28,430 --> 00:19:31,610
ู„ู„ู€ students relational students ุงู„ู„ูŠ ูƒุงู†ุช ุนุจุงุฑุฉ ุนู†
277
00:19:31,610 --> 00:19:37,550
entity ููŠ ุงู„ู€ ER diagram ูƒุชุจุช ุงุณู…ู‡ุง students ุญูƒูŠุช
278
00:19:37,550 --> 00:19:42,550
ุฃู†ู‡ ุจุฏูŠ SID ูŠุนู†ูŠ ุฑู‚ู… ู„ู„ุทุงู„ุจ student ID ุญูƒูŠุช ุฃู†
279
00:19:42,550 --> 00:19:45,770
ุงู„ุฑู‚ู… ู‡ุฐุง ุฅูŠุด ุจูŠูƒูˆู† string ู…ู…ูƒู† ูŠูƒูˆู† number ู…ุซู„ุง
280
00:19:45,770 --> 00:19:48,070
ุฃุฑู‚ุงู… ู…ู† ุงู„ุทู„ุงุจ ููŠ ุงู„ุฌุงู…ุนุฉ ุงู„ุฅุณู„ุงู…ูŠุฉ ุนุจุงุฑุฉ ุนู† ุฅูŠุด
281
00:19:48,070 --> 00:19:52,730
ุนู† numbers ุจุณ ู…ู…ูƒู† ููŠ ุฌุงู…ุนุฉ ุซุงู†ูŠุฉ ูŠูƒูˆู† ููŠ ุฃุญุฑู
282
00:19:52,730 --> 00:19:57,730
ุจุฏู‡ู… ูŠุญุทูˆุง ู…ุซู„ู‹ุง ุชุฎุตุต ุงู„ุทุงู„ุจ ุฃูˆ ูƒู„ูŠุชู‡ ู‚ุจู„ ุงู„ู„ูŠ ู‡ูˆ
283
00:19:57,730 --> 00:20:02,050
ุฑู‚ู…ู‡ ูŠุนู†ูŠ IT 5007 ู…ุนู†ุงุชู‡ ู‡ุฐุง ุงู„ุทุงู„ุจ ููŠ ูƒู„ูŠุฉ ุงู„ู€ IT
284
00:20:02,050 --> 00:20:10,470
ุฑู‚ู…ู‡ 5007 Eng ู…ุซู„ู‹ุง 6100 ูŠุนู†ูŠ ู‡ุฐุง ุทุงู„ุจ ู‡ู†ุฏุณุฉ ูˆู‡ูƒุฐุง
285
00:20:11,910 --> 00:20:17,150
ูุนู†ุฏูŠ string ู„ู„ู€ SID ุนู†ุฏูŠ name ุจุฑุถู‡ string ุนู†ุฏูŠ
286
00:20:17,150 --> 00:20:19,870
login ุงุณู… ุฏุฎูˆู„ ุจุฏู‡ ูŠุฏุฎู„ ุนู„ู‰ ุงู„ู€ email ุชุจุนู‡ ููŠ
287
00:20:19,870 --> 00:20:23,870
ุงู„ุฌุงู…ุนุฉ ุจุฏู‡ ูŠุฏุฎู„ ุนู„ู‰ model ูŠุฏุฎู„ ุนู„ู‰ ุนู„ุงู…ุงุชู‡ ุจุฏู‡
288
00:20:23,870 --> 00:20:31,330
login ุจุฏุนู…ู„ู‡ string ุฅู„ู‡ age ุนู…ุฑู‡ ู‡ุญุทู‡ integer ุฅู„ู‡
289
00:20:31,330 --> 00:20:35,520
GPA ู…ุนุฏู„ ุชุฑุงูƒู…ูŠ ู‡ุญุทู‡ real ุฃุฎุฐุชูˆ ููŠ ุงู„ุจุฑู…ุฌุฉ ุงู„ูุฑู‚
290
00:20:35,520 --> 00:20:38,120
ุจูŠู† ุงู„ู€ integer ูˆ ุงู„ู€ real ุฃูˆ ุงู„ู€ float ูˆ ุงู„ู€ double
291
00:20:38,120 --> 00:20:43,140
ู†ุงุณ ุฃุฎุฐูˆุง ุจุฑู…ุฌุฉ ุงู„ู€ integer ู‡ูŠ ุงู„ุฃุนุฏุงุฏ ุงู„ู€ ุฅูŠุดุŸ ุตุญูŠุญุฉ
292
00:20:43,140 --> 00:20:46,460
ูˆ ุงู„ู€ real ู‡ูŠ ุงู„ุฃุนุฏุงุฏ ุงู„ู„ูŠ ููŠู‡ุง ูƒุณูˆุฑ ุฃุนุฏุงุฏ ุญู‚ูŠู‚ูŠุฉ
293
00:20:46,460 --> 00:20:51,960
ููŠู‡ุง ูƒุณูˆุฑ ุฃูˆ float ุฃูˆ double ุจู†ุชุณู…ูŠู‡ุง okay ู„ุงุญุธูˆุง
294
00:20:51,960 --> 00:20:55,940
ุงู„ู€ schema ุฅูŠุด ููŠู‡ุงุŸ ููŠู‡ุง ุงุณู… ุทุงู„ุจ ูŠุนู†ูŠ ู…ุซู„ู‹ุง ููŠู‡ุง
295
00:20:55,940 --> 00:21:02,310
ุงุณู… ู…ู‡ุง ุฃู…ู„ ุฃู…ุงู„ ุฃู†ุณ ู…ุญู…ูˆุฏ ู„ุฃ ุงู„ุดูƒู„ ุงู„ุนุงู… ู„ู„ุฌุฏูˆู„
296
00:21:02,310 --> 00:21:05,490
ุดูƒู„ ุงู„ู€ table ุงู„ู€ structure ุชุจุนู‡ ู„ูƒู† ู…ุด ุงู„ุจูŠุงู†ุงุช
297
00:21:05,490 --> 00:21:09,810
ุงู„ู„ูŠ ุฌูˆุง ุงู„ู€ structure ู‡ุฐุง ุชุจุน ุงู„ุฌุฏูˆู„ ุณู…ูŠู†ู‡ุง schema
298
00:21:09,810 --> 00:21:15,230
specifies the name of relation ูŠุนู†ูŠ name of table
299
00:21:15,230 --> 00:21:18,670
ุญูƒูŠู†ุง relation and table name of relation ุฃูˆ name
300
00:21:18,670 --> 00:21:25,450
of table ู‡ูŠ ูˆูŠู†ุŸ ุงู„ุงุณู… students plus ุฒุงุฆุฏ ุงู„ู€ name
301
00:21:25,450 --> 00:21:32,440
and type of each column ุงุณู… ูƒู„ ุนู…ูˆุฏ ูˆู†ูˆุน ุงู„ู€
302
00:21:32,440 --> 00:21:39,120
data ุจุชุงุนุชู‡ ู‡ุงูŠ ุงู„ุงุณู… ู‡ุงูŠ ุงู„ู†ูˆุน ู‡ุงูŠ ูƒู…ุงู† ุนู…ูˆุฏ ูˆ
303
00:21:39,120 --> 00:21:46,620
ู‡ุงูŠ ู†ูˆุนู‡ ุงู„ู€ login column ูˆ ู‡ุงูŠ ู†ูˆุนู‡ ุทูŠุจ
304
00:21:46,620 --> 00:21:50,920
ุฅูŠุด ุงู„ู„ูŠ ุตุงุฑ ุนู†ุฏูŠ ุฌุฏูŠุฏุŸ ุฃูˆู„ ุดูŠุก ู„ุงุญุธูˆุง ุงู„ู€ entity
305
00:21:50,920 --> 00:21:55,580
set ูˆ ุงู„ู€ relation ุจุณ
306
00:21:55,580 --> 00:21:56,040
ุงุณู…ูƒ
307
00:21:59,420 --> 00:22:05,720
ุฅูŠุด ุฌู…ุงู†ุฉุŸ ุฃูŠูˆุฉ ุฌู…ุงู†ุฉ ุงู†ุชุจู‡ูˆุง ู…ุนุงูŠุง ุดูˆูŠ ุงู„ุขู†
308
00:22:05,720 --> 00:22:09,240
ุงุญู†ุง ุญูƒูŠู†ุง ุฅู† ุงู„ู€ relation ูˆ ุงู„ู€ entity set ุตุงุฑ
309
00:22:09,240 --> 00:22:13,200
ุงุณู…ู‡ู… relation ุฃูˆ table ุงุฌูŠ ุนู†ุฏูŠ ุดูŠุก ุฌุฏูŠุฏ ุงุณู…ู‡
310
00:22:13,200 --> 00:22:17,200
column ุงู„ู„ูŠ ู‡ูˆ ุจุฏู„ ู…ูŠู†ุŸ ุจุฏู„ attribute ูˆูŠู†ู…ุง ุงุณู…ุน
311
00:22:17,200 --> 00:22:22,620
ูƒู„ู…ุฉ column ุฃูˆ
312
00:22:22,620 --> 00:22:31,190
ูƒู„ู…ุฉ field ุฃูˆ attribute ู†ุชูƒู„ู… ุนู† ุฅูŠู‡ุŸ ุฅุดู†ูˆ ู‡ุฐุง ุงู„ุดูŠุกุŸ
313
00:22:31,190 --> 00:22:34,050
ุงู„ู€ attribute ุงู„ู„ูŠ ูƒุงู†ุช ููŠ ุงู„ู€ e-ardiogram ู‡ูŠ ู†ูุณู‡ุง
314
00:22:34,050 --> 00:22:38,130
ุงู„ู€ fields ู‡ูŠ ู†ูุณู‡ุง ุงู„ู€ columns ุงู„ู€ table ู‡ูˆ ู†ูุณู‡ ุงู„ู€
315
00:22:38,130 --> 00:22:41,050
relation ู‡ูˆ ู†ูุณู‡ ุงู„ู„ูŠ ูƒุงู† ุณุงุจู‚ู‹ุง entity set ุฃูˆ
316
00:22:41,050 --> 00:22:41,510
relation
317
00:22:44,980 --> 00:22:47,460
ุงู„ููƒุฑุฉ ุนู†ุฏูŠ ุงู„ุขู† ุฃู†ู‡ ุงุญู†ุง ู„ู…ุง ูƒู†ุง ููŠ ุงู„ู€ ER ุฏู‡ ูŠุง
318
00:22:47,460 --> 00:22:49,780
Grand Norson ูƒู†ุง ู†ุญุท ุงู„ู€ entities set ุฃูˆ ุงู„ู€
319
00:22:49,780 --> 00:22:53,500
relation ู†ุญุท ู„ู‡ุง attribute ู„ูƒู† ูˆู„ุง ู…ุฑุฉ ูƒู†ุง ู†ุชูƒู„ู…
320
00:22:53,500 --> 00:22:56,900
ุนู† ุงู„ู€ type ุชุจุน ุงู„ู€ attribute ูŠุนู†ูŠ ูƒู†ุง ู†ุชูƒู„ู… ุฅู†ู‡
321
00:22:56,900 --> 00:23:02,140
ุจุฏู†ุง SID ุฃูˆ ุจุฏู†ุง SSN ุจุฏู†ุง name ุจุฏู†ุง address ุจุณ ูˆู„ุง
322
00:23:02,140 --> 00:23:05,620
ู…ุฑุฉ ุชูƒู„ู…ู†ุง ุฅู† ุงู„ู€ address ุจุฏูŠู‡ุง string ุฃูˆ ุจุฏูŠ ุงู„ู€
323
00:23:05,620 --> 00:23:10,890
SID ูƒูˆู† ุฑู‚ู… integer ุฃูˆ ุจุฏูŠู‡ุง real ุงุชูƒู„ู…ู†ุงุด ุนู† ุงู„ู€
324
00:23:10,890 --> 00:23:14,330
data type ู†ู‡ุงุฆูŠ ุงุชูƒู„ู…ู†ุง ุนู†ู‡ ููŠ ุงู„ู€ ER diagram ูƒู†ุง
325
00:23:14,330 --> 00:23:17,630
ู†ูˆุถุญู‡ ู„ุฃ ู…ุด ุฌุฒุก ู…ู† ุงู„ู€ ER diagram ู…ุด ุฌุฒุก ู…ู† ุงู„ู€
326
00:23:17,630 --> 00:23:21,970
conceptual design ู„ูƒู† ุฌุฒุก ู…ู† ู…ูŠู†ุŸ ู…ู† ุงู„ู€ logical ุฃูˆ
327
00:23:21,970 --> 00:23:25,890
ุงู„ู€ relational database design ู„ุงุฒู… ุฃุนุฑู ุงู„ู€ type
328
00:23:25,890 --> 00:23:31,530
ุตุงุฑ ุนู†ุฏูŠ ุฅูŠุด ุฌุฏูŠุฏุŸ ุฅุฐุง ููŠ ุนู†ุฏูŠ ุงุณู… ู„ู„ู€ relation ุงุณู…
329
00:23:31,530 --> 00:23:35,710
ู„ู„ู€ column ูˆูƒู„ column ุฅูŠุด ุงู„ู€ data type ุจุชุงุนุชู‡
330
00:23:39,880 --> 00:23:44,080
ู„ุฃู† ู„ู…ุง ุฃุจุฏุฃ ุฃุฏุฎู„ ุงู„ุจูŠุงู†ุงุช ููŠ ุงู„ุฌุฏูˆู„ ู‡ูŠุตูŠุฑ ุนู†ุฏูŠ
331
00:23:44,080 --> 00:23:49,080
instance ุงู„ู€
332
00:23:49,080 --> 00:23:53,160
schema ุดูƒู„ ุงู„ุฌุฏูˆู„ ุงู„ู€ structure ุชุจุนู‡ ุงู„ุดุจู„ูˆู†ุฉ ู„ู…ุง
333
00:23:53,160 --> 00:23:56,700
ุฃุฏุฎู„ ุงู„ุจูŠุงู†ุงุช ูˆูŠุตูŠุฑ ุนู†ุฏูŠ rows ู‡ุณูŠุฑ ุฃุฏุฎู„ ุฃุณู…ุงุก
334
00:23:56,700 --> 00:24:05,300
ุงู„ุทุงู„ุจุงุช ุฌู…ุงู†ุฉ ูˆุขูŠุฉ ุชู…ุงู… ุจูŠุตูŠุฑ ุนู†ุฏูŠ instance ุงู„ู€
335
00:24:05,300 --> 00:24:09,110
instance ู‡ูŠ ู„ู…ุง ุจูŠุตูŠุฑ ููŠ ุนู†ุฏูŠ rows ูˆ columns ุงู„ู€
336
00:24:09,110 --> 00:24:12,610
columns ู„ุงุญุธูˆุง ุฅูŠุด ุงุณุชุฎุฏู…ู†ุง ุจุฏู„ ูƒู„ู…ุฉ columns ู†ูุณ
337
00:24:12,610 --> 00:24:18,370
ุงู„ู…ุนู†ู‰ columns ูˆ field ู†ูุณ ุงู„ุดูŠุก ููŠ ุนู†ุฏูŠ ุงู„ู€ arrows
338
00:24:18,370 --> 00:24:23,550
ุฃุณุทุฑ ุงู„ู„ูŠ ููŠู‡ุง ุงู„ุจูŠุงู†ุงุช ุนุฏุฏ ุงู„ุฃุณุทุฑ ุจูŠุนุทูŠู†ูŠ ู…ุนู„ูˆู…ุงุช
339
00:24:23,550 --> 00:24:27,550
ู†ุณู…ูŠู‡ุง cardinality cardinality of a table
340
00:24:27,550 --> 00:24:31,510
cardinality of a relation ูŠุนู†ูŠ ุนุฏุฏ ุงู„ู€ rows ุงู„ู„ูŠ
341
00:24:31,510 --> 00:24:34,930
ููŠู‡ุง ูŠุนู†ูŠ ู„ูˆ ุฃู†ุง ุนู†ุฏูŠ ุฃู„ู ุทุงู„ุจ ู…ุณุฌู„ูŠู† ููŠ ุฌุฏูˆู„
342
00:24:34,930 --> 00:24:38,550
ุงู„ุทู„ุงุจ ููŠ ุงู„ุฌุงู…ุนุฉ cardinality ุชุจุนุช ุงู„ู€ table ุฃูˆ ุชุญุช
343
00:24:38,550 --> 00:24:42,010
ุงู„ู€ relation ุชุญุช ุงู„ู€ students can ู„ูˆ ุงุฌู‰ 100 ุทุงู„ุจ
344
00:24:42,010 --> 00:24:44,890
ุฌุฏูŠุฏ ุงู„ูุตู„ ู‡ุฐุง ูˆุณุฌู„ูˆุง ูƒู… ุตุงุฑุช ุงู„ู€ cardinalityุŸ
345
00:24:44,890 --> 00:24:49,490
1100 ู„ูˆ ุนู„ู‰ ู†ู‡ุงูŠุฉ ุงู„ูุตู„ ูƒุงู† ููŠู‡ 30 ูˆุงุญุฏ ู…ุญุงูˆู„ูŠู†
346
00:24:49,490 --> 00:24:54,650
ุนู„ู‰ ุฌุงู…ุนุฉ ุซุงู†ูŠุฉ ูˆุงู†ุชู‚ู„ูˆุง ุญุฐูุชู‡ู…ุŸ 1070 ุตุงุฑูˆุง 1070
347
00:24:54,650 --> 00:24:59,910
ุฅุฐุง ุงู„ู€ cardinality ู…ุงู„ู‡ุง ุฅูŠุด ุจูŠุตูŠุฑ ููŠู‡ุงุŸ ุชุชุบูŠุฑ
348
00:24:59,910 --> 00:25:03,630
ุฃุซู†ุงุก ู…ุง ุงู„ู€ database ุดุบุงู„ุฉ ูˆุงุญู†ุง ุจู†ุชุนุงู…ู„ ู…ุน ุงู„ู€
349
00:25:03,630 --> 00:25:07,050
database ู…ุด ุจู†ุจุฑู…ุฌ ููŠู‡ุง ูˆุงุญู†ุง ุจู†ุณุชุฎุฏู…ู‡ุง ู…ุด ููŠ
350
00:25:07,050 --> 00:25:11,080
ุงู„ุจุฑู…ุฌุฉ ููŠ ุงู„ุงุณุชุฎุฏุงู… ุงู„ูŠูˆู…ูŠ ุชุจุน ุงู„ู€ database ุงู„ู€
351
00:25:11,080 --> 00:25:15,400
cardinality ุฃูˆ ุงู„ู€ rows ุจุชุชุบูŠุฑ ุจุชุฒูŠุฏ ูˆุจุชู†ู‚ุต ู…ุน ูƒู„
352
00:25:15,400 --> 00:25:19,200
insert ูˆู…ุน ูƒู„ delete ู„ู€ row ุฌุฏูŠุฏ ุฃูˆ ู„ู€ record ุฌุฏูŠุฏ
353
00:25:19,200 --> 00:25:23,240
ู„ูƒู† ุงู„ู€ fields ุฃูˆ ุนุฏุฏ ุงู„ู€ columns ุงู„ู„ูŠ ู‡ูŠ ุจุชู…ุซู„ ุนู†ุฏูŠ
354
00:25:23,240 --> 00:25:28,620
ุฅูŠุดุŸ ุงู„ู€ degree ุจุชุงุนุฉ ุงู„ุฌุฏูˆู„ ุชุชุบูŠุฑุด ุฅู„ุง ุจุงู„ุจุฑู…ุฌุฉ
355
00:25:30,050 --> 00:25:33,610
ูุบุงู„ุจู‹ุง ุจู†ุบูŠุฑู‡ุง ุฃูˆ ุจู†ู†ุดุฆู‡ุง ุจุณ ููŠ ูˆู‚ุช ุงู„ู€ design ุชุจุน
356
00:25:33,610 --> 00:25:36,510
ุงู„ู€ database ู„ู…ุง ุฃู†ุง ุจุจุฑู…ุฌ ุงู„ู€ database ุจุนุฏ ู‡ูŠูƒ
357
00:25:36,510 --> 00:25:39,550
ุบุงู„ุจู‹ุง.. ุบุงู„ุจู‹ุง ุจุชุธู„ู‡ุง ุฅูŠุดุŸ ุซุงุจุชุฉ ู„ูˆ ุทู„ุนู†ุง ุงู„ู€
358
00:25:39,550 --> 00:25:42,690
students ุงู„ู„ูŠ ุนู†ุฏูŠ ู…ู† ุงู„ู€ schema ุจู‚ุฏุฑ ุฃุนุฑู ุงู„ู€
359
00:25:42,690 --> 00:25:48,870
degree ูˆ ุงู„ู€ cardinalityุŸ ุงู„ุงุชู†ูŠู† ู…ู† ุงู„ู€ schema ุงู‡
360
00:25:48,870 --> 00:25:53,870
ู…ู…ูƒู†.. ุฅุฐุง ุฃู†ุง ู…ู…ูƒู† ู…ู† ุงู„ู€ schema ุนุงุฑู ุงู„ู€ degree ุฃูˆ
361
00:25:53,870 --> 00:25:57,790
ุนุงุฏ ุงู„ู€ fields ุงู„ู€ students ูƒุงู…ุŸ ุงู„ู€ degree ุชุงุนุช ุงู„ู€ table
362
00:25:57,790 --> 00:26:03,530
ู‡ุฐุง ุญุณุจ ุงู„ู…ุซุงู„ ุงู„ู„ูŠ ุนู†ุฏูŠ ุฎู…ุณุฉ ID ูˆ name ูˆ login ูˆ
363
00:26:03,530 --> 00:26:07,390
age ูˆ GPA ุงู„ู€ degree five ุงู„ู€ cardinality ุจุนุฑูู‡ุงุด
364
00:26:07,390 --> 00:26:09,530
ู„ุฅู† ุฃู†ุง ู…ุด ุดุงูŠู instance ุฃู†ุง ู…ุด ุดุงูŠู ุบูŠุฑ schema
365
00:26:09,530 --> 00:26:12,990
ู„ูƒู† ู„ูˆ ุฌุจู†ุง ุงู„ุฌุฏูˆู„ ูƒู…ุงู† ุดูˆูŠุฉ ู…ู…ูƒู† ู†ุนุฏ ุนุฏุฏ ุงู„ุทู„ุงุจ
366
00:26:12,990 --> 00:26:17,540
ูˆู†ุนุฑู ุงู„ู„ูŠ ู‡ูŠ ุงู„ู€ cardinality ุงู„ู€ degree ู‡ุฐู‡ ู…ุด ู…ู…ูƒู†
367
00:26:17,540 --> 00:26:21,220
ุฃู†ุง ุฃุญุฏุฏู‡ุง ุบูŠุฑ ู„ู…ุง ุฃู†ุดุฆ ุงู„ุฌุฏูˆู„ ุฃูˆ ุฅุฐุง ุจุนุฏ ูƒู…ู„ุช
368
00:26:21,220 --> 00:26:23,420
ุนู„ูŠู‡ alter ุชุนุฏูŠู„ ูˆู‡ุฐุง ุงู„ูƒู„ุงู… ุฒูŠ ู…ุง ุญูƒูŠู†ุง ุจุชู…ุดูŠ
369
00:26:23,420 --> 00:26:26,860
ุฅู„ุง ููŠ ุงู„ุจุฑู…ุฌุฉ ุจุชุงุนุฉ SQL ูˆุจุงู„ุชุงู„ูŠ ุบุงู„ุจู‹ุง ุจูŠูƒูˆู† ุซุงุจุช
370
00:26:26,860 --> 00:26:31,240
ุขุฎุฑ ู…ุนู„ูˆู…ุฉ ุจุฏูŠ ุฃุญูƒูŠู‡ุง ุณู…ูŠู†ุง ุงู„ู€ column ูˆ ุงู„ู€ field
371
00:26:31,240 --> 00:26:34,680
ุงู„ู„ูŠ ู‚ุฏ ุฑุจุท ู†ูุณ ุงู„ุงุณู… ุงู„ู€ relation ูˆ ุงู„ู€ table ู†ูุณ
372
00:26:34,680 --> 00:26:39,440
ุงู„ุดูŠุก ุงู„ุขู† ููŠ ุนู†ุฏูŠ ู…ุตุทู„ุญ ุฌุฏูŠุฏ ุงู„ู„ูŠ ู‡ูˆ ุงู„ู€ row ุฃูˆ
373
00:26:39,440 --> 00:26:45,350
tuples ุฃูˆ ูƒู…ุงู† ุจู†ุณู…ูŠู‡ู… ุฅูŠุดุŸ records ู‡ุฏูˆู„ ู†ูุณ ุงู„ู…ุนู†ู‰
374
00:26:45,350 --> 00:26:51,230
ุฅุฐุง ุญูƒูŠุช table record, table row ุฃูˆ table tuple
375
00:26:51,230 --> 00:26:56,650
ู†ูุณ ุงู„ู…ุนู†ู‰ relation record, relation row, relation
376
00:26:56,650 --> 00:27:02,750
tuple ู†ูุณ ุงู„ู…ุนู†ู‰ ุงู„ู„ูŠ ู‡ูˆ ุฃุณู…ุงุก ุงู„ุทู„ุงุจ ุงู„ู…ูˆุธููŠู† ุงู„ู€
377
00:27:02,750 --> 00:27:09,850
courses ููŠ ุนู†ุฏูŠ ุฌุฏูˆู„ table ูŠุนู†ูŠ relation
378
00:27:12,520 --> 00:27:14,700
ุงู„ู€ relation ู‡ูŠ ุงู„ู„ูŠ ุงุญู†ุง ุดุงูŠููŠู†ู‡ุง ุงู„ู€ table ุงู„ู„ูŠ
379
00:27:14,700 --> 00:27:20,680
ุงุญู†ุง ุดุงูŠููŠู†ู‡ ูƒู…ุŸ ุงู„ู€ cardinality ุจุชุงุนุชู‡ Cardinality
380
00:27:20,680 --> 00:27:27,320
ุซู„ุงุซุฉ ูˆุงุญุฏ ุงุซู†ูŠู† ุซู„ุงุซุฉ ุงู„ู€ degree ูˆุงุญุฏ ุงุซู†ูŠู† ุซู„ุงุซุฉ
381
00:27:27,320 --> 00:27:31,180
ุฃุฑุจุนุฉ ุฎู…ุณ ุตุนุจ ุงู„ู€ schema ุจุชุงุนุชู‡ ูˆูŠู†ุŸ
382
00:27:34,290 --> 00:27:39,310
ู‡ุฐุง ู‡ูŠ ุงู„ู€ schema ุฅู†ู‡ ุฃู†ุง ููŠ ุนู†ุฏูŠ ุฎู…ุณุฉ columns ูƒู„
383
00:27:39,310 --> 00:27:43,030
ูˆุงุญุฏ ุฅูŠุด ุงุณู…ู‡ ูˆุจุฏูŠ ุฃู†ูˆุงุนู‡ู… ุฅู†ู‡ ุงู„ู€ GPA ุฅูŠุด ูƒุงู†
384
00:27:43,030 --> 00:27:51,130
ุนู†ุฏู†ุงุŸ ุฅูŠุด ุนุงู…ู„ู†ุงู‡ุงุŸ real ุงู„ู€ ุฅูŠุดุŸ integer string
385
00:27:51,130 --> 00:27:54,950
string string ุงุณู… ุงู„ุฌุฏูˆู„
386
00:27:58,370 --> 00:28:03,190
ุงู„ุฌุฒุก ู…ู† ุงู„ู€ schema ุตุญุŸ ู…ุด ุญูƒูŠู†ุง ุฃูˆู„ ุดูŠุก ุฃูˆู„ ุดูŠุก
387
00:28:03,190 --> 00:28:06,990
ููŠ ุงู„ู€ schema ุงุณู… ุงู„ุฌุฏูˆู„ schema specifies name of
388
00:28:06,990 --> 00:28:10,910
relation ุงุณู… ุงู„ุฌุฏูˆู„ ุจุนุฏูŠู‡ุง ุฃุณู…ุงุก ูˆุงู„ู€ type ุชุจุน ุงู„ูƒู„
389
00:28:10,910 --> 00:28:17,350
ุฅุฐุง ู‡ุงูŠ ุงู„ู€ schema ูˆู‡ุง ุฏูŠ ุฅูŠุดุŸ in a sense in a
390
00:28:17,350 --> 00:28:21,430
sense ู‡ุงูŠ ุจุชุชุบูŠุฑ ู„ูˆ ุถูู†ุง ุทุงู„ุจ ุฌุฏูŠุฏ ู‡ุชุตูŠุฑ ุงู„ู€
391
00:28:21,430 --> 00:28:26,470
cardinality ูƒุงู† ุฃุฑุจุนุฉ ูˆุงู„ู€ instance ุงู„ุขู† ุงุชุบูŠุฑุช ู„ุฅู†
392
00:28:26,470 --> 00:28:30,750
ุตุงุฑ ููŠู‡ุง ุจูŠุงู†ุงุช ุบูŠุฑ ุงู„ู„ูŠ ูƒุงู†ุช ุฃูˆู„ ูƒู„ ู…ุง ู†ุบูŠุฑ ู†ุถูŠู
393
00:28:30,750 --> 00:28:36,190
row ุฃูˆ ู†ุญุฐู row ุฃูˆ ู†ูŠุฌูŠ ู†ุบูŠุฑ ุงู„ู€ login ุชุจุน ุทุงู„ุจ ุฃูˆ
394
00:28:36,190 --> 00:28:39,770
ูŠูƒุจุฑ ููŠ ุงู„ุนู…ุฑ ูˆู†ุบูŠุฑ ุนู…ุฑู‡ ุฃูˆ ูŠุฒูŠุฏ ูˆูŠู‚ู„ ู…ุนุฏู„ ูˆุงู„ู€
395
00:28:39,770 --> 00:28:43,690
instance ุชุชุบูŠุฑ ูŠุนู†ูŠ ุงู„ู€ instance ุชุตูˆุฑู‡ุง ูƒุฃู†ู‡ุง ุตูˆุฑุฉ
396
00:28:43,690 --> 00:28:49,710
ุฃูˆ picture ููŠ ู„ุญุธุฉ ู…ุนูŠู†ุฉ ูŠุนู†ูŠ ุตูˆุฑุฉ ู…ุญู…ุฏ ุงู„ุขู† ู…ุด ุฒูŠ
397
00:28:49,710 --> 00:28:54,910
ุตูˆุฑุชู‡ ุจูƒุฑุง ู‡ูŠุตูŠุฑ ุชุบูŠูŠุฑ ู‡ูŠุบูŠุฑ ู„ุจุณู‡ ู‡ูŠุบูŠุฑ ุดุนุฑู‡
398
00:28:54,910 --> 00:29:00,250
ู…ู…ูƒู† ูŠูƒุจุฑ ู…ู…ูƒู† ุจุนุฏ ู…ุซู„ู‹ุง ุนุดุฑ ุณู†ูŠู† ูŠูƒูˆู† ุดูƒู„ู‡ ุฃูƒุจุฑ
399
00:29:00,250 --> 00:29:04,890
ู…ุด ู†ูุณ ุดูƒู„ู‡ ู‚ุจู„ ุนุดุฑ ุณู†ูŠู† ุงู„ุดุฎุต ู‡ูˆ ู†ูุณ ุงู„ุดุฎุต ูŠุนู†ูŠ
400
00:29:04,890 --> 00:29:08,450
ุงู„ู€ schema ุฒูŠ ู…ุง ู‡ูŠ ู„ูƒู† ุตูˆุฑุชู‡ ุชุบูŠุฑุช ุงู„ู€ innocence
401
00:29:08,450 --> 00:29:13,150
ุชุบูŠุฑุช ุงู„ู€ innocence ู‡ูŠ ุจุชุชุบูŠุฑ ู…ุด ุซุงุจุชุฉ
402
00:29:17,060 --> 00:29:21,260
ุขุฎุฑ ู…ุนู„ูˆู…ุฉ ุจุชู‡ู…ู†ูŠ ููŠ ุงู„ู€ relational model all rows
403
00:29:21,260 --> 00:29:26,720
are distinct ูŠุนู†ูŠ unique ู…ุด ุฒูŠ ุจุนุถ ู…ู…ู†ูˆุน ูŠูƒูˆู† ููŠู‡
404
00:29:26,720 --> 00:29:32,500
duplicate rows ููŠ ุงู„ู€ relational model ู…ู…ู†ูˆุน ู„ุงุญุธูˆุง
405
00:29:32,500 --> 00:29:38,200
ูƒู„ row ูƒู„ ุณุทุฑ ูƒู„ record ูƒู„ tuple unique ู„ุงุฒู… ูŠูƒูˆู†
406
00:29:38,200 --> 00:29:41,600
ููŠู‡ ุดูŠุก ู…ุฎุชู„ู ุตุญูŠุญ ููŠ ุนู†ุฏ ุงุซู†ูŠู† ุทุงู„ุจูŠู† ุงุณู…ู‡ู… Smith
407
00:29:41,600 --> 00:29:46,720
ู„ูƒู† ุฃุฑู‚ุงู…ู‡ู… ู„ุงุฒู… ูŠูƒูˆู† ููŠู‡ ุดูŠุก ู…ุฎุชู„ู ู„ูˆ ุฌูŠุจุช ุฃู†ุง ู†ูุณ
408
00:29:46,720 --> 00:29:50,760
ุงู„ู€ row ุฃุฏุฎู„ู‡ ุนู„ู‰ ุงู„ู€ table ู†ูุณู‡ ู†ูุณ ุงู„ุฑู‚ู… ู†ูุณ
409
00:29:50,760 --> 00:29:54,220
ุงู„ุงุณู… ู†ูุณ ุงู„ู€ login ู†ูุณ ุงู„ุนู…ุฑ ู†ูุณ ุงู„ู€ GPA ู„ุงุฒู… ุงู„ู€
410
00:29:54,220 --> 00:29:57,220
DBMS ุงู„ู€ database management system ุงู„ู€ Oracle ุฃูˆ ุงู„ู€
411
00:29:57,220 --> 00:30:02,840
MySQL ูŠูŠุฌูŠ ูŠุญูƒูŠ ู„ูŠ stop ู…ุง ููŠุด ู…ุฌุงู„ ุชุฏุฎู„ ุงู„ู€ record
412
00:30:02,840 --> 00:30:07,080
ู‡ุฐุง ู…ุง ู„ู‡ already exist ู…ูˆุฌูˆุฏ ุนู†ุฏูŠ ู…ู† ุงู„ุฃูˆู„ ู…ู…ู†ูˆุน
413
00:30:07,080 --> 00:30:12,280
ุชุฏุฎู„ู‡ ูู„ุงุฒู… ูƒู„ ุงู„ู€ rows ุชูƒูˆู† ู…ุงู„ู‡ุงุŸ distinct ู…ุฎุชู„ูุฉ
414
00:30:12,280 --> 00:30:15,340
ู…ู…ูŠุฒุฉ ุนู† ุจุนุถ ู„ุงุฒู… ูŠูƒูˆู† ููŠ ุงุฎุชู„ุงู ููŠ ุดูŠุก ู…ู…ูŠุฒุฉ
415
00:30:15,340 --> 00:30:19,540
ุจู†ุนุชู…ุฏ ุงุญู†ุง ุจุดูƒู„ ุฃุณุงุณูŠ ููŠ ุงู„ุงุฎุชู„ุงู ุนู„ู‰ ู…ูŠู†ุŸ ุงู„ู€
416
00:30:19,540 --> 00:30:23,920
primary key ุงู„ู€ primary key ุฅู†ู‡ ูŠูƒูˆู† ู…ุฎุชู„ู ู…ู†
417
00:30:23,920 --> 00:30:29,800
record ู„ู€ record ุขุฎุฑ ุดูŠุก ุจุฏูŠ ุฃุญูƒูŠู‡ ููŠ ุงู„ู…ุฌุงู„ ู‡ุฐุง
418
00:30:29,800 --> 00:30:34,660
ูƒู…ุงู† ุฎู„ูŠู†ูŠ ุขุฎุฏ ุงู„ู€ slide ู‡ุฐู‡ ุฃูˆู„ ุฅู†ู‡ ูƒู…ุงู† ููŠ ุงู„ู€
419
00:30:34,660 --> 00:30:39,930
table ุจุนูŠู†ูŠุด ุงู„ุชุฑุชูŠุจ ู…ุด ุจุณ ุจุฏูŠ ูƒู„ record ุฃูˆ ูƒู„ row
420
00:30:39,930 --> 00:30:44,730
ู…ู…ูŠุฒ ุจุนูŠู†ูŠุด ุชุฑุชูŠุจู‡ู… ุดุงูŠููŠู† ุงู„ู€ instance ู‡ุงูŠ ุงู„ู„ูŠ
421
00:30:44,730 --> 00:30:49,270
ู‚ุฏุงู…ู†ุง ู‡ุฐู‡ ุงู„ instance ู„ุญุณุงุจุงุช ุจู†ูƒูŠุฉ ุนู†ุฏูŠ account
422
00:30:49,270 --> 00:30:55,270
number ุฑู‚ู… ุงู„ุญุณุงุจ ุงุณู… ุงู„ูุฑุน ุงู„ balance ุงู„ุฑุตูŠุฏ ุงู„ู„ูŠ
423
00:30:55,270 --> 00:31:00,950
ููŠ ุงู„ .. ููŠ ุงู„ account ุทู„ุน ุนู„ูŠู‡ู… ู…ุด ู…ุฑุชุจูŠู† ุญุณุจ ุงู„
424
00:31:00,950 --> 00:31:04,450
account ู…ู† ุงู„ุตุบูŠุฑ ู„ู„ูƒุจูŠุฑ ุฃูˆ ุงู„ุนูƒุณ ู…ุด ู…ุฑุชุจูŠู†
425
00:31:04,450 --> 00:31:05,150
alphabet
426
00:31:08,820 --> 00:31:14,100
ู…ุด ู…ุฑุชุจูŠู† ูƒู…ุงู† ุญุณุจ ุฃุฑู‚ุงู… ุงู„ุญุณุงุจุงุช ู…ุง ููŠุด ุฃูŠ ุชุฑุชูŠุจ
427
00:31:14,100 --> 00:31:18,820
ู‡ูŠูƒ ุงู„ data ุจุชุชุฎุฒู† ููŠ ุงู„ database ุจุฏูˆู† ุฃูŠ ุชุฑุชูŠุจ
428
00:31:18,820 --> 00:31:22,860
ุงู„ุชุฑุชูŠุจ ู…ุง ู„ู‡ ุฃูŠ ู…ุนู†ู‰ ุนู†ุฏ ุงู„ database meaningless
429
00:31:22,860 --> 00:31:28,120
ุงู„ order ุชุจุน ุงู„ tuple ุชุจุน ุงู„ records ุชุจุน ุงู„ rows
430
00:31:28,120 --> 00:31:32,740
irrelevant ู…ุง ู„ู‡ ุฃูŠ ู…ุนู†ู‰ ู…ุง ู„ู‡ ุฃูŠ ุนู„ุงู‚ุฉ ููŠ ุงู„
431
00:31:32,740 --> 00:31:36,680
database ุดุงูŠููŠู† ู‡ุฐู‡ ุงู„ instance ูƒุงู…ู„ cardinality
432
00:31:36,680 --> 00:31:43,020
ุจุชุงุนุชู‡ุง ุณุจุนุฉ ู„ูˆ ุฌุจู†ุงู‡ุง ู†ูุณู‡ุง ูˆ ู„ุฎุจุท ุจุณ ุงู„ rows ูŠุนู†ูŠ
433
00:31:43,020 --> 00:31:48,100
ุฌุจู†ุง ุงู„ a 217 ุญุทูŠู†ุง ุฃูˆู„ ูˆ ุงู„ 101 ุญุทูŠู†ุง ู‚ุจู„ ุงู„ุฃุฎูŠุฑ
434
00:31:48,100 --> 00:31:52,000
ูˆ ูƒุฏู‡ ูˆ ุญุทูŠู†ุงู‡ู… ุฌู†ุจ ุจุนุถ ูˆ ุณุฃู„ุช ู‡ู„ ุงู„ relation ู‡ุฐูŠ
435
00:31:52,000 --> 00:31:56,520
ุงู„ instance ุจุชุงุนุชู‡ุง ู†ูุณ ุงู„ instance ู‡ุงูŠ ุงู„ุฌูˆุงุจ ุงู‡
436
00:31:56,520 --> 00:32:01,640
ู†ูุณู‡ุง ุงู„ order ู…ุง ู„ู‡ ุฃูŠ ู…ุนู†ู‰ ุงู„ order ู…ุง ู„ู‡ ุฃูŠ
437
00:32:01,640 --> 00:32:06,080
ู…ุนู†ู‰ ู†ูŠุฌูŠ ู†ูู‡ู… ุงู„ูƒู„ุงู… ุนุฑุถ ุงู„ูˆุงู‚ุน ู„ูˆ ุฌุจุช ุฃู†ุง ุฃูƒุดู
438
00:32:06,080 --> 00:32:09,620
ุฃุณู…ุงุก ุงู„ุทู„ุงุจ ุงู„ู„ูŠ ุนู†ุฏูŠ ููŠ ุงู„ู…ุญุงุถุฑุฉ ู…ุฑุชุจ ุฃุจุฌุฏูŠ ูˆ
439
00:32:09,620 --> 00:32:14,500
ุฌุจุชู‡ ู…ุด ู…ุฑุชุจ ุฃุจุฌุฏูŠ ูˆ ุณุฃู„ู†ุงูƒู… ู‡ุฏูˆู„ ู‡ุฐุง ุงู„ู…ุณุงู‚ ู‡ุฏูˆู„
440
00:32:14,500 --> 00:32:18,800
ู†ูุณ ุงู„ุทู„ุงุจ ู‡ุฏูˆู„ ู†ูุณู‡ู… ุงู„ุชุฑุชูŠุจ ุจุณ ุจุณุงุนุฏู†ูŠ ุฃู†ุง
441
00:32:18,800 --> 00:32:23,680
ูƒุฅู†ุณุงู† ุฃู†ูŠ ุจุณุฑุนุฉ ุฃูˆุฌุฏ ุงู„ุฃุณู…ุงุก ู„ูƒู† ูุนู„ูŠู‹ุง ุจูŠุบูŠุฑุด ููŠ
442
00:32:23,680 --> 00:32:26,240
ุญู‚ูŠู‚ุฉ ุฃู…ุฑ ุงู„ูˆุงู‚ุน ุฃู† ู‡ุฏูˆู„ ู‡ู… ุงู„ุทู„ุงุจ ุงู„ู„ูŠ ู…ุณุฌู„ูŠู† ููŠ
443
00:32:26,240 --> 00:32:31,280
ุงู„ู…ุณุงู‚ ุนู†ุฏูŠ ูุงู„ุชุฑุชูŠุจ ู…ุง ู„ู‡ ุฃูŠ ู…ุนู†ู‰ ุนู†ุฏ ุงู„ database
444
00:32:32,400 --> 00:32:37,940
ููŠ ุงู„ relational model irrelevant ู„ูˆ ุฌุจู†ุง ู†ูุณ ุงู„
445
00:32:37,940 --> 00:32:40,700
.. ุงู„ instance ู‡ูŠ ู†ูุณ ุงู„ rows ู†ูุณ ุงู„ู…ุนู„ูˆู…ุงุช ูˆ
446
00:32:40,700 --> 00:32:44,980
ุบูŠุฑู†ุง ุงู„ุชุฑุชูŠุจ ู…ุด ู‡ู†ุฑูˆุญ ู†ุบูŠุฑ ุงู„ .. ุงู„ .. ุฑู‚ู… ุงู„ุญุณุงุจ
447
00:32:44,980 --> 00:32:49,940
ูˆ ู†ุบูŠุฑ ุงู„ุงุณู… ุชุจุนู‡ ู‡ูŠูƒ ุงุฎุชู„ูุช ุงู„ู…ุนู„ูˆู…ุฉ ุฃูˆ ู†ุบูŠุฑ ู…ุซู„ู‹ุง
448
00:32:49,940 --> 00:32:53,660
ุงู„ุทุงู„ุจ ูˆ ุงุบูŠุฑ ุฑู‚ู…ู‡ ูˆ ุงุฑูˆุญ ุงุบูŠุฑ ู…ุนุฏู„ ูˆ ุงุญูƒูŠ ู†ูุณ ุงู„
449
00:32:53,660 --> 00:32:58,260
instance ู„ุง ู†ุบูŠุฑ ุงู„ row ูƒู„ู‡ ู…ุน ุจุนุถู‡ ู„ุง ููˆู‚ ูˆู„ุง ุชุญุช
450
00:32:58,260 --> 00:33:07,820
ู†ุญุตู„ ุนู„ู‰ ู†ูุณ ุงู„ instance the same ุฏู‡
451
00:33:07,820 --> 00:33:11,220
ู†ุชูƒู„ู… ุดูˆูŠุฉ ุนู† ุงู„ domain ุงู„ู„ูŠ ู‡ูˆ ุงู„ .. ุงู„ field
452
00:33:11,220 --> 00:33:17,440
type ุฃูˆ ุงู„ value ุจุชุงุนุชู‡ ูƒุงู… ุงู„ุณุงุนุฉุŸ ุณุจุนุฉ ูˆ ุฃุฑุจุนูŠู†ุŸ
453
00:33:17,440 --> 00:33:21,540
ุณุจุนุฉ ูˆ ุฃุฑุจุนูŠู†ุŸ ุฎู…ุณ
454
00:33:21,540 --> 00:33:26,460
ุฏู‚ุงุฆู‚ ู…ู† ุฎู…ุณ ุจุณ ู†ุดุชุฑูƒ ููŠ ุงู„ slide ุฅู† ุดุงุก ุงู„ู„ู‡ ุงู„
455
00:33:26,460 --> 00:33:29,700
attribute type ุงู„ู„ูŠ ู‡ูˆ ุดูŠุก ุฌุฏูŠุฏ ุจุฏุฃ ูŠุฏุฎู„ ุนู†ุฏู†ุง ููŠ
456
00:33:29,700 --> 00:33:35,240
ุงู„ design ู‡ู†ุณู…ูŠู‡ ุบูŠุฑ ุฅู†ู‡ type ู‡ู†ุณู…ูŠู‡ domain ุฅูŠุด
457
00:33:35,240 --> 00:33:39,200
ูŠุนู†ูŠ ุงู„ domain ุงู„ domain ู‡ูˆ set of allowed values
458
00:33:39,200 --> 00:33:46,930
ู„ู„ column ุงู„ู‚ูŠู… values ุงู„ู‚ูŠู… ุงู„ู…ุณู…ูˆุญ ุฅู†ู‡ ู†ุฎุฒู†ู‡ุง
459
00:33:46,930 --> 00:33:51,590
ููŠ ุงู„ูƒู„ุงู… ุฃู†ุง ุจุญูƒูŠ ุงู„ูƒู„ุงู… ู‡ูˆ integer ู…ุนู†ุงุชู‡ ุฃู†ุง ู…ู…ูƒู†
460
00:33:51,590 --> 00:33:55,570
ุฃุญุท ููŠู‡ ุนุดุฑุฉ ุชุณุนุฉ ุซู…ุงู†ูŠุฉ ุฎู…ุณุฉ ูˆ ุนุดุฑูŠู† ู„ูƒู† ู…ุด ู…ู…ูƒู†
461
00:33:55,570 --> 00:34:00,770
ุฃุญุท ููŠู‡ ุฎู…ุณุฉ ูˆ ุฎู…ุณูŠู† ูˆู†ุต ู…ุด
462
00:34:00,770 --> 00:34:06,330
ู…ู…ูƒู† ุขุฌูŠ ุฃุญูƒูŠ ุฅู† ุฃุญุท ุฌูˆุง ุบุฒุฉ ุดุฑุน ุงู„ุซู„ุงุซูŠู† ู„ุฃู† ุบุฒุฉ
463
00:34:06,330 --> 00:34:09,830
ุดุฑุน ุงู„ุซู„ุงุซูŠู† is string ู…ู†ุทู‚ ุฅู† ูŠุฏุฎู„ูˆุง ููŠ ุงู„ุนู…ุฑ ุฃุฌู‰
464
00:34:09,830 --> 00:34:12,630
ุณูƒุฑุชูŠุฑ ุจูŠุดุชุบู„ ุนู„ู‰ ุงู„ database ุจูŠูŽุฏุฎู„ ุจูŠุงู†ุงุช ุทุงู„ุจ
465
00:34:12,630 --> 00:34:19,890
ูˆู…ุญู„ ุงู„ู…ุนุฏู„ ุชุจุนู‡ ุงู„ู…ุนุฏู„ ุงู„ GPA ุฏุฎู„ูŠ ุงุณู…ู‡ ุฃุญู…ุฏ
466
00:34:19,890 --> 00:34:25,610
ู…ุญู…ูˆุฏ ู‡ู„ ู…ู†ุทู‚ ุงู„ database ุชุฎุฒู†ู‡ ู„ุง ู‡ุฐุง ุงู„ูƒู„ุงู…
467
00:34:25,610 --> 00:34:30,710
ุจูŠุณู…ูŠ domain constraint ู‚ูŠูˆุฏ ุนู„ู‰ ุงู„ domain ุงู„
468
00:34:30,710 --> 00:34:33,690
domain ุงู„ู„ูŠ ู‡ูˆ ุนุจุงุฑุฉ ุนู† ุงู„ type ุงู„ data type ุงู„
469
00:34:33,690 --> 00:34:40,760
values ุงู„ู„ูŠ ู…ุณู…ูˆุญ ู†ุฎุฒู†ู‡ุง ุฃุณู‡ู„ ุฃู†ูˆุงุน ุงู„ domain
470
00:34:40,760 --> 00:34:43,940
constraints ุงู„ู„ูŠ ู‡ูˆ ุงู„ data type ุฅู†ูŠ ุฃุญูƒูŠ integer,
471
00:34:44,140 --> 00:34:50,930
real, date ุฅุฐุง ุชุฎุฒู† ุชุงุฑูŠุฎ, string, character ู‡ุฐุง
472
00:34:50,930 --> 00:34:54,650
ุฃุจุณุท ุงู„ุฃู†ูˆุงุน ุงู„ุฃูƒุซุฑ ุชุนู‚ูŠุฏู‹ุง ููŠ ุงู„ domain constraint
473
00:34:54,650 --> 00:34:58,490
ุบูŠุฑ ุงู„ type ุฅู†ูŠ ุฃุญุฏุฏ ุฌูˆุง ุงู„ type ูŠุนู†ูŠ ุฃุญูƒูŠ ุงู„ุนู…ุฑ
474
00:34:58,490 --> 00:35:03,470
ู…ุซู„ู‹ุง ุฃู†ุง ุนุงู…ู„ database ู„ูุฑูŠู‚ ุฑูŠุงุถูŠ ูุฑูŠู‚ ุฑูŠุงุถูŠ ุนู†ุฏู‡
475
00:35:03,470 --> 00:35:06,550
ุดุฑูˆุท ุฃู† ุงู„ู„ุงุนุจูŠู† ูƒุงู†ูˆุง ู…ุง ูŠูƒูˆู†ูˆุด ุฃู‚ู„ ู…ู† 18 ูˆ ู…ุด
476
00:35:06,550 --> 00:35:10,170
ุฃูƒุซุฑ ู…ู† 35 ุจุฏุฃ ุงู„ู„ุงุนุจ ุงู„ุฎูŠุงุฑูŠุฉ ู…ุนู‡ ุจุฏุฃ ูŠููˆุฒ
477
00:35:10,170 --> 00:35:14,850
ุจุฏุฃ ูŠุบู„ุจ ุจุณ ุงู„ู„ุงุนูŠุจ ุนู…ุฑู‡ ู…ู† 18 ู„ 35 ูˆ 35 ุจูŠุทู„ุน
478
00:35:14,850 --> 00:35:19,820
ุชู‚ุงุนุฏ ูุจุฏูŠ ุฃุญุท ุดุฑูˆุท domain constraint ุฅู† ุงู„ุนู…ุฑ
479
00:35:19,820 --> 00:35:24,560
integer ู…ุด ุจุณ ูƒ data type ู„ุง ูˆุญุฏุฏุช ูƒู…ุงู† ุฌูˆุง ุฅู†ู‡ ู…ู†
480
00:35:24,560 --> 00:35:29,860
18 ู„ 35 ุงู„ salary ู„ู„ู…ูˆุธู ุงู„ู…ู†ุทู‚ ุฅู†ู‡ุง ุชูƒูˆู† real
481
00:35:29,860 --> 00:35:33,840
double ุฃูˆ float ูƒุณุฑ ู„ูƒู† ู†ูุฑุถ ุฃู†ุง ุนู†ุฏูŠ ู‚ุงู†ูˆู† ุนู…ู„
482
00:35:33,840 --> 00:35:38,820
ุจูŠุญุฏุฏ ููŠ ุญุฏ ุฃุฏู†ู‰ ู„ู„ุฃุฌูˆุฑ 200$ ูˆุญุฏ ุฃุนู„ู‰ ู„ู„ุฃุฌูˆุฑ 2000$
483
00:35:38,820 --> 00:35:42,340
ู…ุนู†ุงุชู‡ ู„ุงุฒู… ุงู„ domain constraint ุน ุงู„ field ุชุจุน ุงู„
484
00:35:42,340 --> 00:35:49,330
salary ุงู„ salary ู‡ุฏูŠ ุฅูŠุด ู„ุงุฒู… ุชูƒูˆู† ุฃูƒุจุฑ ู…ู† ุฃูˆ ุชุณุงูˆูŠ
485
00:35:49,330 --> 00:35:55,990
200 ุฏูˆู„ุงุฑ ูˆ ู‚ุงู„ ู…ู† ุฃูˆ ุชุณุงูˆูŠ ูƒุงู… ู‡ุฐุง ุนุจุงุฑุฉ ุนู† domain
486
00:35:55,990 --> 00:36:03,330
constraint ุญุฏุฏุช ุฅู†ู‡ ู„ุงุฒู… ูŠูƒูˆู† real ูŠุนู†ูŠ ุฑู‚ู… ุญู‚ูŠู‚ูŠ
487
00:36:03,330 --> 00:36:10,030
ูˆุนุทูŠุชู‡ ูƒู…ุงู† range ู‡ุฐุง domain constraint ุญุชู‰ ู„ูˆ
488
00:36:10,030 --> 00:36:14,150
ู…ุง ุชุทูˆุด ู‚ูŠูˆุฏ ูˆ ุจุณ ุฎู„ูŠุชู‡ real ุงู„ real ู‡ูŠ ู„ุญุงู„ู‡ุง ุชุนุชุจุฑ
489
00:36:14,150 --> 00:36:17,540
ุฅูŠุด ู‚ุงูŠุฏุฉ domain constraint ู„ุฃู†ู‡ ู…ู†ุนุชู‡ ูŠุญุท string
490
00:36:17,540 --> 00:36:22,980
ู…ู†ุนุชู‡ ูŠุญุท date ู…ู†ุนุชู‡ ูŠุญุท integer ูู‚ุท ูˆุงุถุญ ุฅุฐุง ุงู„
491
00:36:22,980 --> 00:36:26,860
type ุนุจุงุฑุฉ ุนู† domain constraint ุจุณ simple ู„ูƒู†
492
00:36:26,860 --> 00:36:29,960
ุงู„ุชุนุฑูŠู ุงู„ุญู‚ูŠู‚ูŠ ู„ู„ domain ุฅู†ู‡ set of allowed
493
00:36:29,960 --> 00:36:33,660
values ู…ุฌู…ูˆุนุฉ ุงู„ู‚ูŠู… ุงู„ู…ุณู…ูˆุญ ููŠู‡ุง ูŠุนู†ูŠ ููŠ ุงู„ู…ุซุงู„
494
00:36:33,660 --> 00:36:38,380
ู‡ุฐุง ุงู„ 3000 ู…ู† ุถู…ู† ุงู„ู‚ูŠู… ุงู„ู…ุณู…ูˆุญ ููŠู‡ุง ู„ุง
495
00:36:41,680 --> 00:36:44,160
ุฅุฐุง ุงู„ domain set of allowed values ุฏู‡ ุงู„ column
496
00:36:44,160 --> 00:36:48,580
ู‡ุฐุง ุงู„ูƒู„ุงู… ุจูŠุณู…ูŠู‡ domain constraint ูƒู„ column ููŠ
497
00:36:48,580 --> 00:36:51,580
ุงู„ relational model ู„ู‡ domain constraint ู„ุฃู† ุงุญู†ุง
498
00:36:51,580 --> 00:36:55,360
ู„ู…ุง ุนุฑูู†ุง ุงู„ scheme ุจุชุงุนุฉ ุงู„ tables ุฃุนุทู†ุงู‡ู… data
499
00:36:55,360 --> 00:36:59,260
type ูˆ ุงุญู†ุง ุญูƒูŠู†ุง ุงู„ data type domain constraint
500
00:36:59,260 --> 00:37:03,240
ู…ุนู†ุงุชู‡ ุชู„ู‚ุงุฆูŠ ูƒู„ ุงู„ columns ููŠ ูƒู„ ุงู„ tables ููŠ ูƒู„
501
00:37:03,240 --> 00:37:05,320
ุงู„ databases ุงู„ู„ูŠ ู‡ู… ุฅูŠู‡ ุดูŠุก domain constraint
502
00:37:05,320 --> 00:37:07,440
domain constraint ูŠุนู†ูŠ ุนุงุฌุฒุงู†ูŠ ุณุคุงู„ true and false
503
00:37:08,880 --> 00:37:12,700
not every column in the relational database have a
504
00:37:12,700 --> 00:37:17,280
domain constraint false ุชู…ุงู… ู„ุงุฒู… ูŠูƒูˆู† ููŠ
505
00:37:17,280 --> 00:37:18,600
domain constraint
506
00:37:31,210 --> 00:37:33,970
ุฒูŠ ู…ุง ุญูƒูŠู†ุง ููŠ ุงู„ุจุฏุงูŠุฉ ููŠ ุฃูˆู„ slide ุฅู† ุงู„ database
507
00:37:33,970 --> 00:37:37,330
ู‡ูŠ set of relations ููŠ ุงู„ relational model set of
508
00:37:37,330 --> 00:37:39,830
relations ู database consists of multiple
509
00:37:39,830 --> 00:37:44,150
relations set of relations ุงู„ information ุจุชุงุนุฉ ุงู„
510
00:37:44,150 --> 00:37:48,770
enterprise ู‡ู†ู‚ุณู…ู‡ุง ู„ parts ุฃุฌุฒุงุก ูƒู„ part ู‡ูŠูƒูˆู†
511
00:37:48,770 --> 00:37:53,690
ุนุจุงุฑุฉ ุนู† table ู„ุญุงู„ู‡ ุฃูˆ relation ู„ุญุงู„ู‡ ุฒูŠ ุงู„ู…ุซุงู„
512
00:37:53,690 --> 00:37:56,870
ุงู„ู„ูŠ ุนู†ุฏู†ุง ู„ุจู†ูƒ ุฅู†ู‡ ุฃู†ุง ุจุฏูŠ ุฃุนู…ู„ customers, ุจุฏูŠ
513
00:37:56,870 --> 00:38:00,050
ุฃุนู…ู„ account, visitors ู…ุซุงู„ ู„ู„ุฌุงู…ุนุฉ ุงู„ู„ูŠ ุฃุฎุฏู†ุงู‡ุง
514
00:38:00,050 --> 00:38:04,630
ุทู„ุงุจ courses whatever ููƒู„ ููƒุฑุชู†ุง ุงู„ุขู† ู…ู† ุงู„ุขู†
515
00:38:04,630 --> 00:38:09,150
ูุตุงุนุฏู‹ุง ู‡ุชู…ุจู†ู‰ ุนู„ู‰ ุงู„ู…ูˆุถูˆุน ุฅู†ู‡ ุฃู†ุง ุฃุนู…ู„ tables ูˆ
516
00:38:09,150 --> 00:38:13,960
relations ุงู„ู€ Query Language ุงู„ู„ูŠ ู‡ู†ุณุชุฎุฏู…ู‡ุง ุงู„ SQL
517
00:38:13,960 --> 00:38:19,500
ู…ู† ุฃู‡ู… ู…ูŠุฒุงุชู‡ุง ุฃูˆ ุงู„ุฃู…ูˆุฑ ุงู„ powerful ููŠู‡ุง ุฒูŠ ู…ุง
518
00:38:19,500 --> 00:38:23,120
ุญูƒูŠู†ุง ุฅู†ู‡ุง simple ุณู‡ู„ุฉ ูˆ ุจุณูŠุทุฉ ูˆ ุจุชุณุชุฎุฏู… ุงู„
519
00:38:23,120 --> 00:38:27,030
written naturally language ูŠุนู†ูŠ ุงู„ู„ูŠ ุจุฑู…ุฌ ููŠ ุงู„ ..
520
00:38:27,030 --> 00:38:31,430
ููŠ ุงู„ python ุฃูˆ ุฅุฐุง ุญุฏ ุฑุงุญ ุนู„ู‰ ุงู„ C ุฃูˆ ุงู„ C++ ู„ูƒู†ู‡
521
00:38:31,430 --> 00:38:35,190
ุฃุญูŠุงู†ู‹ุง ุจุนุถ ุงู„ุฃูƒูˆุงุฏ ุฃูˆ ุงู„ุฃูˆุงู…ุฑ ุงู„ุจุฑู…ุฌูŠุฉ ุจุนุถู‡ุง ุบุฑูŠุจ
522
00:38:35,190 --> 00:38:39,710
ูŠุนู†ูŠ ุตุนุจ ุฅู†ุณุงู† ุนุงุฏูŠ ูŠูู‡ู…ู‡ุง ุฅู„ุง ูŠุชุนู„ู… ุจุฑู…ุฌุฉ ุจูŠู†ู…ุง
523
00:38:39,710 --> 00:38:43,270
ููŠ ุงู„ SQL ุงู„ูƒู„ู…ุงุช ุฃู‚ุฑุจ ู„ู„ุบุฉ ุงู„ุนุงุฏูŠุฉ ุงู„ู…ูƒุชูˆุจุฉ ูŠุนู†ูŠ
524
00:38:43,270 --> 00:38:46,010
create table ู„ูˆ ุญูƒูŠู†ุงู‡ุง ุจุงู„ุฅู†ุฌู„ูŠุฒูŠ create table
525
00:38:46,010 --> 00:38:50,880
ูŠุนู†ูŠ ุงุนู…ู„ table ุงู†ุดุฆ table ู…ุง ุจุฏู‡ุงุด ูุงู‡ู… ูƒุซูŠุฑ drop
526
00:38:50,880 --> 00:38:53,940
table drop ู…ุนู†ุงู‡ ุจุงู„ุฅู†ุฌู„ูŠุฒูŠ ูŠู„ู‚ูŠ ุฃูˆ ูŠุฑู…ูŠ ูŠุนู†ูŠ ูŠุฑู…ูŠ
527
00:38:53,940 --> 00:39:00,180
delete insert ูุงู„ุฃูˆุงู…ุฑ ูƒู„ู‡ุง natural ูู‡ุฐู‡ ุจุฑุถู‡ ุฌุฒุก
528
00:39:00,180 --> 00:39:04,400
ู…ู† ุงู„ุฃู…ูˆุฑ ุงู„ู„ูŠ ุณุงุนุฏุช ุนู† ุชุดุงุฑู‡ุง ูˆ ุชุนุชุจุฑ ู…ู† ุงู„ุฃู…ูˆุฑ
529
00:39:04,400 --> 00:39:09,860
ุงู„ู…ู‡ู…ุฉ ููŠู‡ุง ุงู„ุดุบู„ ุงู„ุชุงู†ูŠ ุงู„ู„ูŠ ุจุชุฎู„ูŠู‡ุง ุงู„ DBMS ุงู„ู„ูŠ
530
00:39:09,860 --> 00:39:15,610
ุจุชุณุชุฎุฏู… ุงู„ SQL ุจุชุฎู„ูŠู‡ุง ูŠุนู†ูŠ ู‚ูˆูŠุฉ ูˆ ู…ุนุชู…ุฏุฉ ุนู„ูŠู‡ุง ุงู„ู„ูŠ
531
00:39:15,610 --> 00:39:19,190
ู‡ูŠ ุฅู†ู‡ ููŠ ุนู†ุฏู‡ุง precise semantics ุจู†ูƒู…ู„ ุฅู† ุดุงุก
532
00:39:19,190 --> 00:39:22,030
ุงู„ู„ู‡ ุงู„ู…ุฑุฉ ุงู„ู‚ุงุฏู…ุฉ ู†ูƒุชููŠ ุจู‡ุฐุง ุงู„ู‚ุฏุฑ