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/Drupal 8

public function Schema::tableExists

public Schema::tableExists($table)

Check if a table exists.

Parameters

$table: The name of the table in drupal (no prefixing).

Return value

TRUE if the given table exists, otherwise FALSE.

Overrides Schema::tableExists

File

core/lib/Drupal/Core/Database/Driver/pgsql/Schema.php, line 443

Class

Schema
PostgreSQL implementation of \Drupal\Core\Database\Schema.

Namespace

Drupal\Core\Database\Driver\pgsql

Code

public function tableExists($table) {
  $prefixInfo = $this->getPrefixInfo($table, TRUE);

  return (bool) $this->connection->query("SELECT 1 FROM pg_tables WHERE schemaname = :schema AND tablename = :table", array(':schema' => $prefixInfo['schema'], ':table' => $prefixInfo['table']))->fetchField();
}

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https://api.drupal.org/api/drupal/core!lib!Drupal!Core!Database!Driver!pgsql!Schema.php/function/Schema::tableExists/8.1.x