36 Commits

Author	SHA1	Message	Date
Eliot Horowitz	df76570973	change map/reduce locking strategy	2009-12-04 16:20:13 -05:00
Eliot Horowitz	ec49006e35	allow adding variable to global scope for M/R SERVER-449	2009-12-03 11:50:28 -05:00
Eliot Horowitz	045a22df7a	better m/r error handling and reporting	2009-11-13 11:08:42 -05:00
Eliot Horowitz	123cd0eb67	optional params for map function SERVER-401	2009-11-10 15:43:51 -05:00
Eliot Horowitz	8f25fe33cf	use writelock instead of dblock for future proofing	2009-11-09 15:21:37 -05:00
Eliot Horowitz	d0d19f97cf	handle edge case	2009-11-07 21:00:15 -05:00
Eliot Horowitz	625190f3b1	some mr cleaning	2009-11-05 15:41:51 -05:00
Eliot Horowitz	4aeeedc9f6	minor m/r speedup	2009-11-04 21:48:49 -05:00
Eliot Horowitz	0dbf65df13	limit option for m/r	2009-11-04 17:34:59 -05:00
Eliot Horowitz	40f7fbff6d	new mapreduce arch which is much faster for most data sets SERVER-326	2009-11-04 17:11:17 -05:00
Eliot Horowitz	d5048b8e6c	m/r refactor check point 1	2009-11-04 15:25:45 -05:00
Eliot Horowitz	2dbc13e674	silly optimization	2009-11-04 14:52:11 -05:00
Eliot Horowitz	18e7e48ebd	stats for sharded map/reduce SHARDING-37	2009-11-03 14:44:41 -05:00
Eliot Horowitz	d8fbead145	delete temp shard collections on shards SHARDING-37	2009-11-03 12:17:56 -05:00
Eliot Horowitz	6d5e43755d	sharded map-reduce basic test works SHARDING-37	2009-11-03 11:40:00 -05:00
Eliot Horowitz	3a1c9831c1	some sharded query re-factoring	2009-11-03 10:35:48 -05:00
Eliot Horowitz	70e2ccab50	warning fix MINOR	2009-10-23 20:59:38 -04:00
Dwight	73ed0277ff	prettier	2009-10-23 11:13:08 -04:00
Eliot Horowitz	a50162fdbe	map/reduce works on a slave SERVER-383	2009-10-22 23:48:12 -04:00
Eliot Horowitz	a78cb6681c	map/reduce finalize option SERVER-372 ... nice mapReduce helper for shell	2009-10-19 11:00:53 -04:00
Eliot Horowitz	9ff72bdd61	mr warning and some more tests	2009-10-15 15:44:50 -04:00
Eliot Horowitz	415f554219	more timing,debugging	2009-10-15 11:26:15 -04:00
Eliot Horowitz	2295bf1ec9	cleaning up map/reduce temp collection names and output	2009-10-14 16:19:13 -04:00
Dwight	41afc73c9c	more database fix and add mr.cpp to vcproj file	2009-10-14 14:52:01 -04:00
Eliot Horowitz	25d2f88e1e	clean up MR temp tables SERVER-327 ... Client shutdown hook	2009-10-14 10:20:53 -04:00
Eliot Horowitz	a517b84d7f	faster map/reduce impl	2009-10-07 12:57:45 -04:00
Eliot Horowitz	9b0f12bb1e	use _id for M/R output table - saves space and an index	2009-10-02 15:43:30 -04:00
Eliot Horowitz	529b271070	fix return of mapreduce - ok if works, not ok if collection doesn't exist	2009-10-01 17:15:44 -04:00
Eliot Horowitz	c9bbecda69	don't use multimap for MR b/c its slower	2009-09-30 19:07:01 -04:00
Eliot Horowitz	8658e97ed3	unlock while doing map/reduce	2009-09-30 17:11:56 -04:00
Eliot Horowitz	754655029f	optional out paramter for map/reduce	2009-09-29 23:37:13 -04:00
Eliot Horowitz	966e13e27f	mr query SERVER-208	2009-09-29 12:59:16 -04:00
Eliot Horowitz	724d6617fa	much faster map reduce	2009-09-24 10:51:27 -04:00
Eliot Horowitz	a82cc2b031	fix older mac mr	2009-09-22 07:20:54 -04:00
Eliot Horowitz	76e80e83e7	timing and tests	2009-09-21 23:47:09 -04:00
Eliot Horowitz	b3c16e397a	starting map/reduce SERVER-208	2009-09-21 15:55:24 -04:00