How do I compact SQLite database?

Question

First, when you drop database objects such as tables, views, indexes, and triggers or delete data from tables, the database file size remains unchanged. Because .

How do I make my SQLite database smaller?

SQLite is somewhat lazy to reclaim unused space; use the VACUUM command or auto vacuum mode. the datbase format trades space efficiency for speedy access. if you just dump the data contents, either as SQL dump or simply a CVS file for each database table, you'll likely get smaller files.

How do you VACUUM a SQLite database?

The VACUUM command works by copying the contents of the database into a temporary database file and then overwriting the original with the contents of the temporary file. When overwriting the original, a rollback journal or write-ahead log WAL file is used just as it would be for any other database transaction.

How do I limit the size of a SQLite database?

The maximum number of attached databases can be lowered at run-time using the sqlite3_limit(db,SQLITE_LIMIT_ATTACHED,size) interface. SQLite is able to limit the size of a database file to prevent the database file from growing too large and consuming too much disk space.

Is SQLite compact?

First, when you drop database objects such as tables, views, indexes, and triggers or delete data from tables, the database file size remains unchanged. Because SQLite just marks the deleted objects as free and reserves it for the future uses. As a result, the size of the database file always grows in size.

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