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30 Commits (a3edae082b90d7f05bab378b29d81e06af36ad14)

Author SHA1 Message Date
Jason Wilder 98521b273e Add non_negative_derivative 
Fixes #1477
 2015-05-13 15:57:48 -06:00
Paul Dix 74e6f1f4db WIP: query language refactoring compiles. mores soon 2015-03-01 22:37:09 -08:00
Paul Dix 4cd3494ddc Update interface on iterator.Next() to pass raw data along with key and value 2015-02-14 17:12:38 -05:00
Cory LaNou 3dd53ebe80 wire up spread function 2015-02-12 09:39:41 -07:00
Cory LaNou ecb145d15d fix test 2015-02-11 16:06:49 -07:00
Cory LaNou 2e93fcef53 fixing test comment 2015-02-11 16:06:09 -07:00
Cory LaNou 9e80b2173a Wire up first/last aggregate functions 2015-02-11 15:55:51 -07:00
Cory LaNou 007dd83b9a tests for stadard deviation 2015-02-11 12:33:45 -07:00
Cory LaNou d0873a9b15 wire up max fix #1474 2015-02-10 16:14:22 -07:00
Cory LaNou eb845b1ecc return nil instead of 0 if there is nothing to reduce, additional zero test 2015-02-10 13:35:55 -07:00
Cory LaNou b17af5d7d5 more testing 2015-02-10 12:47:30 -07:00
Cory LaNou 4228635bf1 wire up min 2015-02-10 12:10:37 -07:00
Cory LaNou 55cc5cfa09 sending all time back as RFC3339Nano instead of UnixNano (int64) 2015-02-03 16:55:33 -07:00
Cory LaNou 37f62dbe71 We now store in nanoseconds and send back nanosecond values 2015-02-02 14:08:13 -07:00
Paul Dix a4e32eb8e6 Fix raw data query test. 2015-01-27 20:26:32 -05:00
Paul Dix 7052fcdde9 WIP: add raw data points query, refactor mapper and iterator 
Refactors the mapper to only take a single iterator. This will also make it so that we have many mappers (one per shard) that get properly reduced so order comes through correctly.
 2015-01-27 20:26:32 -05:00
Paul Dix 7c4a79248d Add percentile aggregate function 2015-01-27 20:26:32 -05:00
Paul Dix 8148259bfc Add mean aggregate function 2015-01-27 20:26:32 -05:00
Ben Johnson 1eda0ffcb9 Refactoring query engine. 2015-01-27 20:26:31 -05:00
Ben Johnson d340ffcf3c Expression expansion and reduction. 2015-01-27 20:26:31 -05:00
Ben Johnson 73bc8215bc Remove combined string/ident scanning. 2015-01-19 16:01:24 -07:00
Ben Johnson 3c8c8724ed Implement full ident scanning, single quote strings. 2015-01-19 13:05:38 -07:00
Ben Johnson eced3a347c Add tag filtering. 
This commit adds tag filtering via the `WHERE` clause.

Example:

	SELECT sum(value) FROM cpu GROUP BY time(1h), host WHERE region = 'us-west'
 2014-12-21 13:22:04 -07:00
Ben Johnson 252a4cfba8 code review fix. 2014-12-19 21:45:40 -07:00
Ben Johnson 6c6bb92a1b Add join support. 
This commit adds the ability to join multiple measurements together and calculate aggregate
function expressions.
 2014-12-19 21:36:52 -07:00
Ben Johnson 41bb5ccfdd Add group by support for tags. 
This commit adds GROUP BY support for tags. Previously only the interval could be grouped by.
 2014-12-18 08:44:21 -07:00
Ben Johnson 38263e0fac Add time range extraction and group by support to execution engine. 2014-12-15 08:34:32 -07:00
Ben Johnson e854b913e5 Add constant folding. 2014-12-10 23:32:45 -07:00
Ben Johnson d69691e6c5 Refactor planner. 2014-12-09 08:45:29 -07:00
Ben Johnson c77191b282 Rebuilding engine in influxql. 2014-12-07 22:08:39 -07:00