fixed coding errors, using assignment in an if statement, and not returning from non void function
Merge branch 'master' of https://github.com/akshaan/Databases-Project2
Merge branch 'master' of https://github.com/akshaan/Databases-Project2
Implimented index in load function of SqlEngine
initial implementation of select for SqlEngine, needs testing
Merge branch 'master' of https://github.com/akshaan/Databases-Project2
changing end_pid
Merge branch 'master' of https://github.com/akshaan/Databases-Project2