040000 tree a9a3d3bd203614d7f17f4750616c491462b02625	analysis
040000 tree 1e869b8cdb8042ab2fc1a5a240136d87a3627987	expressions
040000 tree e67e040abd55e8b57e39f41b43022298f50311f8	optimizer
040000 tree b0ef2de86e924b77197e4d969670292541192135	parser
040000 tree 6a8eccadcf1b145c2c827b23a15042d432f871ce	plans
040000 tree 74115a0595bf9f785d5ec553c9b926e3a6bb0858	utils