Adding validation to check number of values in an upsert values statement against the number of columns in table
Merge pull request #538 from samarthjain/upsertfix

Adding validation to check number of values in an upsert values statemen...
Adding validation to disallow adding a new non-nullable column to an existing table
Merge pull request #539 from samarthjain/altertablefix

Adding validation to disallow adding a new non-nullable column to an exi...