Imports
- github.com/pkg/errors
- github.com/cockroachdb/cockroach/pkg/sql/pgwire/pgerror
- github.com/cockroachdb/cockroach/pkg/sql/privilege
- github.com/cockroachdb/cockroach/pkg/sql/sem/tree
- github.com/cockroachdb/cockroach/pkg/roachpb
- github.com/cockroachdb/cockroach/pkg/sql/pgwire/pgcode
- github.com/cockroachdb/cockroach/pkg/util/treeprinter
- github.com/cockroachdb/cockroach/pkg/sql/types