Imports
- github.com/pkg/errors
- github.com/spf13/cobra
- github.com/cockroachdb/cockroach/pkg/sql/sem/tree
- github.com/golang-commonmark/markdown
- github.com/cockroachdb/cockroach/pkg/sql/sem/builtins
- github.com/cockroachdb/cockroach/pkg/util/envutil
- github.com/cockroachdb/cockroach/pkg/cmd/docgen/extract