Table::existsInDatabase
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Table::existsInDatabase — Check if table exists in database
Descrierea
public mysql_xdevapi\Table::existsInDatabase
(
) : bool
Verifies if this table exists in the database.
Parametri
Această funcție nu are parametri.
Valorile întoarse
Returns true if table exists in the database, else false if it does not.
Exemple
Example #1 mysql_xdevapi\Table::existsInDatabase() example
<?php
$session = 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()) {
echo "Yes, this table still exists in the session's schema.";
}
?>
Exemplul de mai sus va afișa ceva similar cu:
Yes, this table still exists in the session's schema.
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