Revert "ported sqltable_test.py"
Revert "ported sqltable_test.py"

This reverts commit 1d5916227cec0f8a2b9ee530f2daf812309d8b36.
Reverted tests/sqltable_test.py back to Titus version.

ctb/pygr,GenDataPro/pygr,cjlee112/pygr,cjlee112/pygr,ctb/pygr,theoryno3/pygr,cjlee112/pygr,ctb/pygr,ctb/pygr,RitwikGupta/pygr,cjlee112/pygr,GenDataPro/pygr,ctb/pygr,theoryno3/pygr,RitwikGupta/pygr,GenDataPro/pygr,RitwikGupta/pygr,theoryno3/pygr