040000 tree 144128ff6b231f5a3b80d3bfff096f9e9b926aed	mysql
040000 tree 16a189bb79169050914d1b8c333a456729c433f8	oracle
040000 tree d11bf9a72e8f40e0722d11264e9bfd1d0256ecb0	postgres
040000 tree b2ac6eaf733867edd7c6091671e66e685d3a59d2	sqlserver