Assertion: cursor's row | /r/HasProperty | fetched
Facets:
value: from the result
type: OTHER
value: from the cursor
type: OTHER
value: so far
type: DEGREE
value: by iterating the cursor
type: MANNER
value: from the server
type: LOCATION
value: from the query
type: OTHER
Source sentences:
text: When a cursor is opened, rows can be fetched from the cursor one by one or in a block to do data manipulation.
text: The FETCH_STATUS value is 0 until there are rows.when all rows are fetched then
text: The effects of all INSERT , UPDATE , and DELETE statements made by the current user or committed by other users that affect rows in the result set are visible as the rows are fetched from the cursor.
text: Because the cursor cannot be scrolled backward, most changes made to rows in the database after the row was fetched are not visible through the cursor.
text: All insert, update, and delete statements made by the current user (or committed by other users) that affect rows in the result set are visible as the rows are fetched.
text: Because the cursor cannot be scrolled backward, however, changes made to rows in the database after the row was fetched are not visible through the cursor.
text: Then the second SELECT uses the variable value to get data from [Production].[ProductInventory] and the next row is fetched.
text: If the SELECT statement identifies more than one row to be fetched, Oracle Database will raise the TOO_MANY_ROWS exception.
text: If the statement doesn’t identify any rows to be fetched, Oracle Database will raise the NO_DATA_FOUND exception.
text: Open the cursor, so that rows can now be fetched from the query.
text: The nice thing about the cursor FOR loop is that Oracle Database opens the cursor, declares a record by using %ROWTYPE against the cursor, fetches each row into a record, and then closes the loop when all the rows have been fetched (or the loop terminates for any other reason).
text: Use an explicit cursor when you are fetching multiple rows but might conditionally exit before all rows are fetched.
text: With some forward-only cursors (such as with the SQL Server cursor library), all insert, update, and delete statements made by the current user (or committed by other users) that affect rows in the result set are visible as the rows are fetched.
text: Because the cursor cannot be scrolled backward, however, changes made to rows in the database after the row was fetched are not visible through the cursor.
text: Inserted data does not appear, but changes to existing data do appear as the rows are fetched.
text: Likewise, you can use %ROWCOUNT to tell how many rows have been fetched so far.
text: Rows are fetched from the result set one at a time.
text: Also, multiple rows can be fetched using an explicit cursor.
text: If multiple rows need to be fetched, the fetching operation needs to be done inside a loop.
text: Furthermore, multiple rows can be fetched using explicit cursors while implicit cursors can only fetch a single row.
text: and the rows will be fetched one-by-one from the server, thus not requiring Python to build a huge list of tuples first, and thus saving on memory.
text: Next, open the cursor using the OPEN statement that initializes the result set and allocates memory for the cursor before the rows are fetched from the result set.
text: But in semi_sensitive mode, the cursor’s worktable materializes as the rows are fetched, rather than when you open the cursor.
text: The membership of the result set is fixed only after all the rows have been fetched once.
text: Since Row 4, (2002040, Sam, Burke) was fetched after “Sam” was updated to “Joe,” the returned employee ID 2002040 is Joe, Burke.
text: Likewise, you can use %ROWCOUNT to tell how many rows have been fetched so far.
text: Rows are fetched from the result set one at a time.
text: When the last row is fetched, all subsequent fetches will return the last row.
text: We need a way to get information about the cursor state so that we can determine when the last row has been fetched.
text: Line 17 checks the %notfound attribute to ensure that a new row was fetched.
text: When all rows have been fetched, the ref cursor is closed and the SQL table structure is passed back from the function.
text: A row of data is fetched
text: The next row in the cursor is fetched by iterating the cursor, using a REPEAT - UNTIL or any other standard looping practices.
text: The effects of all INSERT, UPDATE, and DELETE statements made by the current user or committed by other users that affect rows in the result set are visible as the rows are fetched from the cursor.