Sha256: 8f1f3baf845ee4eabd35d57798df1200d723c2722878531fdfdeccefe479e315
Contents?: true
Size: 992 Bytes
Versions: 8
Compression:
Stored size: 992 Bytes
Contents
require 'dm-constraints/adapters/dm-do-adapter'
module DataMapper
module Constraints
module Adapters
module MysqlAdapter
include DataObjectsAdapter
module SQL
private
##
# MySQL specific query to drop a foreign key
#
# @param storage_name [String]
# name of table to constrain
# @param constraint_name [String]
# name of foreign key constraint
#
# @return [String]
# SQL DDL Statement to destroy a constraint
#
# @api private
def destroy_constraints_statement(storage_name, constraint_name)
<<-SQL.compress_lines
ALTER TABLE #{quote_name(storage_name)}
DROP FOREIGN KEY #{quote_name(constraint_name)}
SQL
end
end
include SQL
end # module MysqlAdapter
end # module Adapters
end # module Constraints
end # module DataMapper
Version data entries
8 entries across 8 versions & 1 rubygems