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Full-Featured SQL

Do not be misled by the "Lite" in the name. SQLite has a full-featured SQL implementation, including:

- Tables, indexes, triggers, and views in unlimited quantity
- Up to 32K columns in a table and unlimited rows
- Multi-column indexes
- Indexes can use DESC and COLLATE
- Partial indexes
- Indexes On Expressions
- Clustered indexes
- Covering indexes
- CHECK, UNIQUE, NOT NULL, and FOREIGN KEY constraints.
- ACID transactions using BEGIN, COMMIT, and ROLLBACK
- Nested transactions using SAVEPOINT, RELEASE, and ROLLBACK TO
- Subqueries, including correlated subqueries
- Up to 64-way joins
- LEFT, RIGHT, and FULL OUTER JOINs
- DISTINCT, ORDER BY, GROUP BY, HAVING, LIMIT, and OFFSET
- UNION, UNION ALL, INTERSECT, and EXCEPT
- A rich library of standard SQL functions
- Aggregate functions including DISTINCT aggregates
- Window functions
- UPDATE, DELETE, and INSERT (of course)
- Common table expressions including recursive common table expressions
- Row values
- UPSERT
- An advanced query planner
- Full-text search
- R-tree indexes
- JSON support
- The IS operator
- Table-valued functions
- REPLACE INTO
- VACUUM
- REINDEX
- The GLOB operator
- Hexadecimal integer literals
- The ON CONFLICT clause
- The INDEXED BY clause
- Virtual tables
- Multiple databases on the same database connection using ATTACH DATABASE
- The ability to add application-defined SQL functions, including aggregate and table-valued functions.
- Application-defined collating functions

There are many more features not listed above. SQLite may be small in size and have "Lite" in its name, but it is not lacking in capability.

This page last modified on 2022-05-10 17:29:14 UTC