Results for “Where-Object”
Small, practical examples. Search by task or narrow things down below.
Select the top row in each group with a tie-breaker
SQL: Filter an outer query on ROW_NUMBER because window functions are not evaluated in WHERE.
SQL✓ Tested
Select the top row in each group with a tie-breaker
SQL Server: Filter an outer query on ROW_NUMBER because window functions are not evaluated in WHERE.
SQL Server✓ Tested
Select the top row in each group with a tie-breaker
Postgres: Filter an outer query on ROW_NUMBER because window functions are not evaluated in WHERE.
Postgres✓ Tested
Select the top row in each group with a tie-breaker
SQLite: Filter an outer query on ROW_NUMBER because window functions are not evaluated in WHERE.
SQLite✓ Tested
Serialize a hashtable as JSON
Produce compact JSON for a small data object.
JSON✓ Tested
Set a Compose service’s working directory
Docker / Compose: working_dir changes where the container command starts.
Docker / Compose✓ Tested
Test missing values with IS NULL
Find rows where an optional value is absent.
IS NULL✓ Tested
Trim surrounding whitespace from an Arduino String
Arduino / C: String.trim modifies the object in place.
Arduino / C✓ Tested
Update one row using its primary key
SQL: Use a precise WHERE condition to change only the intended row in a scratch table.
SQL✓ Tested
Update one row using its primary key
SQL Server: Use a precise WHERE condition to change only the intended row in a scratch table.
SQL Server✓ Tested
Update one row using its primary key
Postgres: Use a precise WHERE condition to change only the intended row in a scratch table.
Postgres✓ Tested
Update one row using its primary key
SQLite: Use a precise WHERE condition to change only the intended row in a scratch table.
SQLite✓ Tested