Results for “latest row”
Small, practical examples. Search by task or narrow things down below.
Turn known group values into columns
SQL: Conditional aggregation gives a portable pivot when the category set is known.
SQL✓ Tested
Turn known group values into columns
SQL Server: Conditional aggregation gives a portable pivot when the category set is known.
SQL Server✓ Tested
Turn known group values into columns
Postgres: Conditional aggregation gives a portable pivot when the category set is known.
Postgres✓ Tested
Turn known group values into columns
SQLite: Conditional aggregation gives a portable pivot when the category set is known.
SQLite✓ Tested
Underline meaningful text
CSS: Learn how to underline meaningful text in a complete browser example.
CSS✓ Tested
Understand later rules in the cascade
CSS: Learn how to understand later rules in the cascade in a complete browser example.
CSS✓ Tested
Undo only the work after a savepoint
SQL: After committing the fixtures, roll back a trial change while keeping earlier work in the second transaction.
SQL✓ Tested
Undo only the work after a savepoint
SQL Server: After committing the fixtures, roll back a trial change while keeping earlier work in the second transaction.
SQL Server✓ Tested
Undo only the work after a savepoint
Postgres: After committing the fixtures, roll back a trial change while keeping earlier work in the second transaction.
Postgres✓ Tested
Undo only the work after a savepoint
SQLite: After committing the fixtures, roll back a trial change while keeping earlier work in the second transaction.
SQLite✓ Tested
Update a JSON property
Create updated JSON text with JSON_MODIFY.
JSON_MODIFY✓ Tested
Update a nested object immutably
Update a nested object immutably with a small React component and explicit browser behavior.
React✓ Tested