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| author | Takuya UESHIN <ueshin@happy-camper.st> | 2014-10-20 17:09:12 -0700 |
|---|---|---|
| committer | Michael Armbrust <michael@databricks.com> | 2014-10-20 17:09:12 -0700 |
| commit | 7586e2e67ad45007f78803179b04d199c174bd69 (patch) | |
| tree | 051549bc84e26b149dff02b9260f822f5dbff631 /sql/hive-thriftserver | |
| parent | fce1d41611fdb27956c3394a706ed14960182a83 (diff) | |
| download | spark-7586e2e67ad45007f78803179b04d199c174bd69.tar.gz spark-7586e2e67ad45007f78803179b04d199c174bd69.tar.bz2 spark-7586e2e67ad45007f78803179b04d199c174bd69.zip | |
[SPARK-3969][SQL] Optimizer should have a super class as an interface.
Some developers want to replace `Optimizer` to fit their projects but can't do so because currently `Optimizer` is an `object`.
Author: Takuya UESHIN <ueshin@happy-camper.st>
Closes #2825 from ueshin/issues/SPARK-3969 and squashes the following commits:
abbc53c [Takuya UESHIN] Re-rename Optimizer object.
4d2e1bc [Takuya UESHIN] Rename Optimizer object.
9547a23 [Takuya UESHIN] Extract abstract class from Optimizer for developers to be able to replace Optimizer.
Diffstat (limited to 'sql/hive-thriftserver')
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