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What is pragma Integrity_check?

Contents
  1. What does PRAGMA mean in SQLite?
  2. What is PRAGMA User_version?
  3. What is PRAGMA integrity check?
  4. What is PRAGMA key?
PRAGMA integrity_check behaves like a SELECT query that returns results in a single row. To read the results with sqlite3_exec , you need to use a callback. Please note that PRAGMA integrity_check is not guaranteed to find all errors, so you can use it only to check for broken databases, not for healthy databases. 4 мар. 2014 г.


What does PRAGMA mean in SQLite?

The PRAGMA statement is an SQL extension specific to SQLite and used to modify the operation of the SQLite library or to query the SQLite library for internal (non-table) data.

What is PRAGMA User_version?

The user_version pragma gets or sets the user-defined version value that is stored in the database header. Following is the simple syntax.

What is PRAGMA integrity check?

pragma integrity_check; From the documentation: This pragma does an integrity check of the entire database. The integrity_check pragma looks for out-of-order records, missing pages, malformed records, missing index entries, and UNIQUE and NOT NULL constraint errors.

What is PRAGMA key?

PRAGMA rekey To change the key on an existing encrypted database, it must first be unlocked with the current encryption key. Once the database is readable and writeable, PRAGMA rekey can be used to re-encrypt every page in the database with a new key.

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