Gets a list of all database columns for a given table.

Parameters

string $table_name: The name of the table to return the columns for.

Return value

string[] An array of database column names for this table. Both field columns and extra columns are returned.

Overrides TableMappingInterface::getAllColumns

1 call to DefaultTableMapping::getAllColumns()

DefaultTableMapping::getFieldTableName in core/lib/Drupal/Core/Entity/Sql/DefaultTableMapping.php

Gets the table name for a given column.

File

core/lib/Drupal/Core/Entity/Sql/DefaultTableMapping.php, line 322

Class

DefaultTableMapping

Defines a default table mapping class.

Namespace

Drupal\Core\Entity\Sql

Code

public function getAllColumns($table_name) {
  if (!isset($this->allColumns[$table_name])) {
    $this->allColumns[$table_name] = [];
    foreach ($this->getFieldNames($table_name) as $field_name) {
      $this->allColumns[$table_name] = array_merge($this->allColumns[$table_name], array_values($this->getColumnNames($field_name)));
    }
    // There is just one field for each dedicated storage table, thus
    // $field_name can only refer to it.
    if (isset($field_name) && $this->requiresDedicatedTableStorage($this->fieldStorageDefinitions[$field_name])) {
      // Unlike in shared storage tables, in dedicated ones field columns are
      // positioned last.
      $this->allColumns[$table_name] = array_merge($this->getExtraColumns($table_name), $this->allColumns[$table_name]);
    }
    else {
      $this->allColumns[$table_name] = array_merge($this->allColumns[$table_name], $this->getExtraColumns($table_name));
    }
  }
  return $this->allColumns[$table_name];
}

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