function Schema::createKeySql

4 calls to Schema::createKeySql()
Schema::addIndex in core/lib/Drupal/Core/Database/Driver/mysql/Schema.php
Add an index.
Schema::addPrimaryKey in core/lib/Drupal/Core/Database/Driver/mysql/Schema.php
Add a primary key.
Schema::addUniqueKey in core/lib/Drupal/Core/Database/Driver/mysql/Schema.php
Add a unique key.
Schema::createKeysSql in core/lib/Drupal/Core/Database/Driver/mysql/Schema.php

File

core/lib/Drupal/Core/Database/Driver/mysql/Schema.php, line 366

Class

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

Namespace

Drupal\Core\Database\Driver\mysql

Code

protected function createKeySql($fields) {
  $return = [];
  foreach ($fields as $field) {
    if (is_array($field)) {
      $return[] = '`' . $field[0] . '`(' . $field[1] . ')';
    }
    else {
      $return[] = '`' . $field . '`';
    }
  }
  return implode(', ', $return);
}

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