Results for “Arrays & embedded state”
Small, practical examples. Search by task or narrow things down below.
Calculate each group’s numeric spread
SQL Server: Subtract MIN from MAX to report the difference between extremes.
SQL Server✓ Tested
Calculate each group’s numeric spread
Postgres: Subtract MIN from MAX to report the difference between extremes.
Postgres✓ Tested
Calculate each group’s numeric spread
SQLite: Subtract MIN from MAX to report the difference between extremes.
SQLite✓ Tested
Catch a T-SQL error
Handle an expected conversion error in TRY/CATCH.
TRY CATCH✓ Tested
Center content with flexbox
Center a child along both axes inside a CSS flex container.
CSS✓ Tested
Check a script’s syntax without executing its body
Bash Scripts: bash -n parses commands but does not run ordinary script statements.
Bash Scripts✓ Tested
Check JSONB containment
Test whether an object contains a key-value pair.
jsonb✓ Tested
Collect ordered values into an array
Build a sorted array from query rows.
array_agg✓ Tested
Combine matching rows with INNER JOIN
Read product names with their matching stock values.
INNER JOIN✓ Tested
Combine results while retaining duplicates
SQL: UNION ALL does not spend work removing equal rows.
SQL✓ Tested
Combine results while retaining duplicates
SQL Server: UNION ALL does not spend work removing equal rows.
SQL Server✓ Tested
Combine results while retaining duplicates
Postgres: UNION ALL does not spend work removing equal rows.
Postgres✓ Tested