spark git commit: [SPARK-10548] [SPARK-10563] [SQL] Fix concurrent SQL executions

Repository: spark Updated Branches: refs/heads/master be52faa7c -> b6e998634 [SPARK-10548] [SPARK-10563] [SQL] Fix concurrent SQL executions *Note: this is for master branch only.* The fix for branch-1.5 is at #8721. The query execution ID is currently passed from a thread to its children,

spark git commit: [SPARK-10548] [SPARK-10563] [SQL] Fix concurrent SQL executions / branch-1.5

Repository: spark Updated Branches: refs/heads/branch-1.5 7286c2ba6 -> 997be78c3 [SPARK-10548] [SPARK-10563] [SQL] Fix concurrent SQL executions / branch-1.5 *Note: this is for branch-1.5 only* This is the same as #8710 but affects only SQL. The more general fix for SPARK-10563 is