Takuya UESHIN 9b38b7c713 [SPARK-2509][SQL] Add optimization for Substring. ... `Substring` including `null` literal cases could be added to `NullPropagation`. Author: Takuya UESHIN <ueshin@happy-camper.st> Closes #1428 from ueshin/issues/SPARK-2509 and squashes the following commits: d9eb85f [Takuya UESHIN] Add Substring cases to NullPropagation.		2014-07-15 22:35:34 -07:00
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src	[SPARK-2509][SQL] Add optimization for Substring.	2014-07-15 22:35:34 -07:00
pom.xml	[SPARK-1776] Have Spark's SBT build read dependencies from Maven.	2014-07-10 11:03:37 -07:00