{"push_id":876354674,"size":1,"distinct_size":1,"ref":"refs/heads/master","head":"1a659da1f05faa630c35c10fa0f3af3c2053ed40","before":"baec39a7ec19f4e7c39ecee1ed6a4d8dcbf136f3","commits":[{"sha":"1a659da1f05faa630c35c10fa0f3af3c2053ed40","author":{"email":"75f98fe183e5455573e3e67a0344be46e7dea75a@apache.org","name":"Ian Maxon"},"message":"Make LSM bulkload append-only and write-once.\n\nAllows for usage of LSM indexes with underlying storage that is append-only.\nThis also results in a small improvement for LSM component bulk load speed.\n\n- Tree metadata (filters, etc) now lie at the back of the tree file in\n  append-only mode.\n-- Note that you should *not* ever give the append-only flag on bulk-load,\n   if the tree is ever to be modified in place.\n- Append-only operations bypass the buffer cache for writes, but utilize\n  the buffer cache for memory allocation and reads.\n- Addresses ASTERIXDB-1059\n\nChange-Id: I80fb891b5310252143854a336b591bf3f8cd4ba7\nReviewed-on: https://asterix-gerrit.ics.uci.edu/255\nTested-by: Jenkins <jenkins@fulliautomatix.ics.uci.edu>\nReviewed-by: Young-Seok Kim <kisskys@gmail.com>\nReviewed-by: Murtadha Hubail <hubailmor@gmail.com>","distinct":true,"url":"https://api.github.com/repos/apache/incubator-asterixdb-hyracks/commits/1a659da1f05faa630c35c10fa0f3af3c2053ed40"}]}