Takuya UESHIN 7586e2e67a [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.		2014-10-20 17:09:12 -07:00
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src	[SPARK-3969][SQL] Optimizer should have a super class as an interface.	2014-10-20 17:09:12 -07:00
pom.xml	[SPARK-3397] Bump pom.xml version number of master branch to 1.2.0-SNAPSHOT	2014-09-06 15:04:50 -07:00