public function DatabaseSchema_mysql::fieldSetNoDefault

Set a field to have no default value.

Parameters

string $table: The table to be altered.

string $field: The field to be altered.

Return value

void:

Throws

DatabaseSchemaObjectDoesNotExistException If the specified table or field doesn't exist.

Overrides DatabaseSchema::fieldSetNoDefault

File

core/includes/database/mysql/schema.inc, line 423

Database schema code for MySQL database servers.

Class

DatabaseSchema_mysql

Class to create and manipulate MySQL tables.

Code

public function fieldSetNoDefault($table, $field) {
  if (!$this->fieldExists($table, $field)) {
    throw new DatabaseSchemaObjectDoesNotExistException(t("Cannot remove default value of field @table.@field: field doesn't exist.", array(
      '@table' => $table,
      '@field' => $field,
    )));
  }

  $this->connection->query('ALTER TABLE {' . $table . '} ALTER COLUMN `' . $field . '` DROP DEFAULT');
}