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public function Schema::fieldExists in Drupal 10

Same name in this branch
  1. 10 core/lib/Drupal/Core/Database/Schema.php \Drupal\Core\Database\Schema::fieldExists()
  2. 10 core/modules/sqlite/src/Driver/Database/sqlite/Schema.php \Drupal\sqlite\Driver\Database\sqlite\Schema::fieldExists()
  3. 10 core/modules/pgsql/src/Driver/Database/pgsql/Schema.php \Drupal\pgsql\Driver\Database\pgsql\Schema::fieldExists()

Check if a column exists in the given table.

Parameters

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

string $column: The name of the column.

Return value

TRUE if the given column exists, otherwise FALSE.

Overrides Schema::fieldExists

3 calls to Schema::fieldExists()
Schema::addField in core/modules/pgsql/src/Driver/Database/pgsql/Schema.php
Add a new field to a table.
Schema::changeField in core/modules/pgsql/src/Driver/Database/pgsql/Schema.php
Change a field definition.
Schema::dropField in core/modules/pgsql/src/Driver/Database/pgsql/Schema.php
Drop a field.

File

core/modules/pgsql/src/Driver/Database/pgsql/Schema.php, line 707

Class

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

Namespace

Drupal\pgsql\Driver\Database\pgsql

Code

public function fieldExists($table, $column) {
  $prefixInfo = $this
    ->getPrefixInfo($table);
  return (bool) $this->connection
    ->query("SELECT 1 FROM pg_attribute WHERE attrelid = :key::regclass AND attname = :column AND NOT attisdropped AND attnum > 0", [
    ':key' => $prefixInfo['schema'] . '.' . $prefixInfo['table'],
    ':column' => $column,
  ])
    ->fetchField();
}