Metadata column_nullable_analysis

Metadata benchmark · all Metadata queries

Representative SQL

Rendered in the benchmark’s native SQL with default parameters (no dialect translation available).

SELECT
  table_name,
  SUM(CASE WHEN is_nullable = 'YES' THEN 1 ELSE 0 END) AS nullable_count,
  SUM(CASE WHEN is_nullable = 'NO' THEN 1 ELSE 0 END) AS not_nullable_count
FROM information_schema.columns
WHERE
  NOT table_schema IN ('information_schema', 'pg_catalog')
GROUP BY
  table_name
ORDER BY
  table_name

Representative DataFrame

No DataFrame implementation is registered for this query.

Get the exact query for your run

The blocks above are representative. To get the precise statement a specific platform runs at a specific scale, substitute your own values:

from benchbox import MetadataPrimitives

bench = MetadataPrimitives(scale_factor=1.0)            # your scale factor
print(bench.get_queries()['column_nullable_analysis'])

Source

Query text: benchbox/core/metadata_primitives/queries.py