Validate warehouse tables after DDL or writes using existing database tools for schema checks, row-count gates, null ratios, ranges, accepted values, regex checks, and duplicate detection
Use this skill when a table has been created or written and you need to verify both:
This skill assumes you can use existing database tools such as describe_table, get_table_ddl, and read_query. Prefer direct validation queries over prose reasoning.
Activate when you need to validate one or more of:
Use the checklist to decide which queries to run with existing tools. Do not wait for prebuilt templates; write the smallest useful validation SQL directly with read_query.
At minimum, return: