100644 blob e032f843badef05c1976e1bcfdd692c145084dad	README.md
040000 tree f442313c6b6bde36bdab9c85da0015b3b0066578	bigpetstore-mapreduce
040000 tree 3f4eed7ef99a21ec70ece4f239c27fcc61be9ff7	bigpetstore-spark
040000 tree a29b95f3811ccd1b0d71892cfd09b3cb6171d22c	bigpetstore-transaction-queue