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Table::existsInDatabaseCheck if table exists in database


public mysql_xdevapi\Table::existsInDatabase(): bool

Verifies if this table exists in the database.

Liste de paramètres

Cette fonction ne contient aucun paramètre.

Valeurs de retour

Returns true if table exists in the database, else false if it does not.


Exemple #1 mysql_xdevapi\Table::existsInDatabase() example

= mysql_xdevapi\getSession("mysqlx://user:password@localhost");

$session->sql("DROP DATABASE IF EXISTS addressbook")->execute();
$session->sql("CREATE DATABASE addressbook")->execute();
$session->sql("CREATE TABLE addressbook.names(name text, age int)")->execute();
$session->sql("INSERT INTO addressbook.names values ('John', 42), ('Sam', 33)")->execute();

$schema = $session->getSchema("addressbook");
$table = $schema->getTable("names");

if (
$table->existsInDatabase()) {
"Yes, this table still exists in the session's schema.";

Résultat de l'exemple ci-dessus est similaire à :

Yes, this table still exists in the session's schema.
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