Reduce variables
Reduce variable allocation.
Reduce variable allocation.
reduce variable allocation
improve insert operation
reformat
Merge branch 'master' of git.corneltek.com:go/gatsby

Conflicts:
	load.go
	select.go
Reduce memory allocation
Improve create performance by 11.25%
Use lightweight IndexOfChar instead of strings.Index
Add more benchmark methods
Improve CheckRequired performance
Add cache to primary key finder.
more improvements
Move BuildLoadClause method to sqlutils
Add type int8
Add int8 to checker
Adding more detail description for unsupported type.
check column name
improve create performance