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Restore database version support for older WordPress releases #484

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Merged
JanJakes merged 1 commit into from
Aug 11, 2026
+15 −4
Merged

Restore database version support for older WordPress releases #484

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4 changes: 0 additions & 4 deletions packages/mysql-on-sqlite/tests/fixtures/class-wpdb-stub.php
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Original file line number Diff line number Diff line change
Expand Up @@ -4,10 +4,6 @@ class WPDB_Stub {
public function add_placeholder_escape( $query ) {
return $query;
}

public function db_version() {
return preg_replace( '/[^0-9.].*/', '', $this->db_server_info() );
}
}

class_alias( WPDB_Stub::class, 'wpdb' );
15 changes: 15 additions & 0 deletions packages/plugin-sqlite-database-integration/wp-includes/sqlite/class-wp-sqlite-db.php
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Original file line number Diff line number Diff line change
Expand Up @@ -745,6 +745,21 @@ public function has_cap( $db_cap ) {
return parent::has_cap( $db_cap );
}

/**
* Retrieves the emulated database server version number.
*
* This mirrors wpdb::db_version(), but must also be defined here because
* WordPress 5.4 and older fetch server information directly from the MySQL
* extension instead of delegating to wpdb::db_server_info().
*
* @see wpdb::db_version()
*
* @return string Version number on success, or an empty string while disconnected.
*/
public function db_version() {
return preg_replace( '/[^0-9.].*/', '', $this->db_server_info() );
}

/**
* Returns the raw version string of the emulated MySQL server.
*
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