Results for “composite”
Small, practical examples. Search by task or narrow things down below.
Create an index matching filter and ordering columns
SQL: Place the equality-filter column before the ordering column in this composite index.
SQL✓ Tested
Create an index matching filter and ordering columns
SQL Server: Place the equality-filter column before the ordering column in this composite index.
SQL Server✓ Tested
Create an index matching filter and ordering columns
Postgres: Place the equality-filter column before the ordering column in this composite index.
Postgres✓ Tested
Create an index matching filter and ordering columns
SQLite: Place the equality-filter column before the ordering column in this composite index.
SQLite✓ Tested
Make a pair of columns unique together
SQL: A composite primary key permits repeated individual values while forbidding a duplicate combination.
SQL✓ Tested
Make a pair of columns unique together
SQL Server: A composite primary key permits repeated individual values while forbidding a duplicate combination.
SQL Server✓ Tested
Make a pair of columns unique together
Postgres: A composite primary key permits repeated individual values while forbidding a duplicate combination.
Postgres✓ Tested
Make a pair of columns unique together
SQLite: A composite primary key permits repeated individual values while forbidding a duplicate combination.
SQLite✓ Tested
Reference a parent identified by two columns
SQL: A composite foreign key checks the complete referenced key rather than either column independently.
SQL✓ Tested
Reference a parent identified by two columns
SQL Server: A composite foreign key checks the complete referenced key rather than either column independently.
SQL Server✓ Tested
Reference a parent identified by two columns
Postgres: A composite foreign key checks the complete referenced key rather than either column independently.
Postgres✓ Tested
Reference a parent identified by two columns
SQLite: A composite foreign key checks the complete referenced key rather than either column independently.
SQLite✓ Tested