Results for “columns”
Small, practical examples. Search by task or narrow things down below.
Expose a reusable filtered view
SQL: A view stores a query definition rather than a snapshot of its rows.
SQL✓ Tested
Expose a reusable filtered view
SQL Server: A view stores a query definition rather than a snapshot of its rows.
SQL Server✓ Tested
Expose a reusable filtered view
Postgres: A view stores a query definition rather than a snapshot of its rows.
Postgres✓ Tested
Expose a reusable filtered view
SQLite: A view stores a query definition rather than a snapshot of its rows.
SQLite✓ Tested
Extract a JSON field
Read a scalar value from JSON text.
json_extract✓ Tested
Extract part of a date
Read a calendar component with EXTRACT.
EXTRACT✓ Tested
Extract part of a string
Use one-based positions with substr.
substr✓ Tested
Filter aggregate groups
Keep only categories with multiple products.
HAVING✓ Tested
Filter by a numeric comparison
SQL: Keep rows whose quantity exceeds a chosen threshold.
SQL✓ Tested
Filter by a numeric comparison
SQL Server: Keep rows whose quantity exceeds a chosen threshold.
SQL Server✓ Tested
Filter by a numeric comparison
Postgres: Keep rows whose quantity exceeds a chosen threshold.
Postgres✓ Tested
Filter by a numeric comparison
SQLite: Keep rows whose quantity exceeds a chosen threshold.
SQLite✓ Tested