Automattic\WooCommerce\Blocks

Installer::maybe_create_tables │ public │ WC 1.0

Set up the database tables which the plugin needs to function.

Method of the class: Installer{}

No Hooks.

Returns

null. Nothing (null).

Usage

$Installer = new Installer();
$Installer->maybe_create_tables();

Installer::maybe_create_tables() code WC 10.3.5

woocommerce/src/Blocks/Installer.php 
public function maybe_create_tables() {
	global $wpdb;

	$schema_version    = 260;
	$db_schema_version = (int) get_option( 'wc_blocks_db_schema_version', 0 );

	if ( $db_schema_version >= $schema_version && 0 !== $db_schema_version ) {
		return;
	}

	$show_errors = $wpdb->hide_errors();
	$table_name  = $wpdb->prefix . 'wc_reserved_stock';
	$collate     = $wpdb->has_cap( 'collation' ) ? $wpdb->get_charset_collate() : '';
	$exists      = $this->maybe_create_table(
		$wpdb->prefix . 'wc_reserved_stock',
		"
		CREATE TABLE {$wpdb->prefix}wc_reserved_stock (
			`order_id` bigint(20) NOT NULL,
			`product_id` bigint(20) NOT NULL,
			`stock_quantity` double NOT NULL DEFAULT 0,
			`timestamp` datetime NOT NULL DEFAULT '0000-00-00 00:00:00',
			`expires` datetime NOT NULL DEFAULT '0000-00-00 00:00:00',
			PRIMARY KEY  (`order_id`, `product_id`)
		) $collate;
		"
	);

	if ( $show_errors ) {
		$wpdb->show_errors();
	}

	if ( ! $exists ) {
		return $this->add_create_table_notice( $table_name );
	}

	// Update succeeded. This is only updated when successful and validated.
	// $schema_version should be incremented when changes to schema are made within this method.
	update_option( 'wc_blocks_db_schema_version', $schema_version );
}