Jim Apple
1a3d7ffd4f
IMPALA-2147: Support IS [NOT] DISTINCT FROM and "<=>" predicates
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Enforces that the planner treats IS NOT DISTINCT FROM as eligible for
hash joins, but does not find the minimum spanning tree of
equivalences for use in optimizing query plans; this is left as future
work.
Change-Id: I62c5300b1fbd764796116f95efe36573eed4c8d0
Reviewed-on: http://gerrit.cloudera.org:8080/710
Reviewed-by: Jim Apple <jbapple@cloudera.com >
Tested-by: Internal Jenkins
2016-01-14 05:45:22 +00:00
Matthew Jacobs
f5da019555
IMPALA-1025: Use converse of data source predicate operators if expr has val before slot
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Change-Id: I31790c037e2fa9af7b80c01014f7507ba5053e63
Reviewed-on: http://gerrit.ent.cloudera.com:8080/2925
Reviewed-by: Matthew Jacobs <mj@cloudera.com >
Tested-by: jenkins
2014-06-09 23:54:09 -07:00
Matthew Jacobs
6ccd56bc1f
Enforce slot equivalences at data source scan nodes
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Change-Id: I2ed606ba398990ab05afa3301b6356c6a636e2bb
Reviewed-on: http://gerrit.ent.cloudera.com:8080/2521
Reviewed-by: Matthew Jacobs <mj@cloudera.com >
Tested-by: jenkins
(cherry picked from commit 55061f6953956f45d433fe227ded539a648e3f9c)
Reviewed-on: http://gerrit.ent.cloudera.com:8080/2536
2014-05-19 14:37:44 -07:00
Matthew Jacobs
0c533bb152
External Data Source: Backend changes
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Change-Id: Ifa62b4ea231da47facb31c3f8d43e5e3ac73591f
Reviewed-on: http://gerrit.ent.cloudera.com:8080/2284
Reviewed-by: Nong Li <nong@cloudera.com >
Tested-by: jenkins
(cherry picked from commit f1e5db2853135c4346788192e2dbc632d4fe1dfb)
Reviewed-on: http://gerrit.ent.cloudera.com:8080/2497
Reviewed-by: Matthew Jacobs <mj@cloudera.com >
2014-05-09 02:24:41 -07:00
