040000 tree b476d11b350240ffcb939c5ebb527f94c9b6cc8f	catalog
040000 tree edb48af1921d0297281ac10923754b4e5840784f	commands
040000 tree 4e908a54c4217d80473a0de34c56d40581be59c7	executor
040000 tree 9c6949d62bb8725d1a6d6b680136bbc637f9be8c	nodes
040000 tree cac7f6a8c0baff561950d82e0973bfeeb3932fe8	optimizer
040000 tree 5b124bd5ecb6d6439baee0c15df90e324c8c4e8d	parser
040000 tree 72832fc2f5e5574eec1c13ebe2289ce499250414	utils