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https://reviews.apache.org/r/64193/
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Review request for hive.


Repository: hive-git


Description
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A Hive Session can contain multiple concurrent sql Operations.
Lineage is currently tracked in SessionState and is cleared when a query
completes. This results in Lineage for other running queries being lost.

To fix this, move LineageState from SessionState to QueryState.
In MoveTask/MoveWork use the LineageState from the MoveTask's QueryState
rather than trying to use it from MoveWork.
Add a test which runs multiple jdbc queries in a thread pool
against the same connection and show that Vertices are not lost from Lineage.
As part of this test, add ReadableHook, an ExecuteWithHookContext that stores
HookContexts in memory and makes them available for reading.
Make LineageLogger methods static so they can be used elsewhere.

Sometimes a running query (originating in a Driver) will instantiate
another Driver to run or compile another query. Because these Drivers
shared a Session, the child Driver would accumulate Lineage information
along with that of the parent Driver. For consistency a LineageState is
passed to these child Drivers and stored in the new Driver's QueryState.


Diffs
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  itests/hive-unit/src/test/java/org/apache/hive/jdbc/TestJdbcWithMiniHS2.java 
f5ed735c1ec14dfee338e56020fa2629b168389d 
  ql/src/java/org/apache/hadoop/hive/ql/Driver.java 
af9f193dc94e2e05caa88d965a34f4483c9d7069 
  ql/src/java/org/apache/hadoop/hive/ql/QueryState.java 
7d5aa8b179e536e25c41a8946e667f8dd5669e0f 
  ql/src/java/org/apache/hadoop/hive/ql/exec/DDLTask.java 
e7af5e004fb560b574b82f6d1b60517511802f37 
  ql/src/java/org/apache/hadoop/hive/ql/exec/MoveTask.java 
e2f8c1f8012ad25114e279747e821b291c7f4ca6 
  ql/src/java/org/apache/hadoop/hive/ql/exec/Task.java 
1f0487f4f72ab18bcf876f45ad5758d83a7f001b 
  
ql/src/java/org/apache/hadoop/hive/ql/exec/repl/bootstrap/load/table/LoadPartitions.java
 262225fc202d4627652acfd77350e44b0284b3da 
  
ql/src/java/org/apache/hadoop/hive/ql/exec/repl/bootstrap/load/table/LoadTable.java
 bb1f4e50509e57a9d0b9e6793c1fc08baa4d2981 
  ql/src/java/org/apache/hadoop/hive/ql/hooks/HookContext.java 
7b617309f6b0d8a7ce0dea80ab1f790c2651b147 
  ql/src/java/org/apache/hadoop/hive/ql/hooks/LineageLogger.java 
2f764f8a29a9d41a7db013a949ffe3a8a9417d32 
  ql/src/java/org/apache/hadoop/hive/ql/hooks/ReadableHook.java PRE-CREATION 
  ql/src/java/org/apache/hadoop/hive/ql/index/AggregateIndexHandler.java 
68709b4d3baf15d78e60e948ccdef3df84f28cec 
  ql/src/java/org/apache/hadoop/hive/ql/index/HiveIndexHandler.java 
1e577da82343a1b7361467fb662661f9c6642ec0 
  ql/src/java/org/apache/hadoop/hive/ql/index/TableBasedIndexHandler.java 
29886ae7f97f8dae7116f4fc9a2417ab8f9dac0a 
  ql/src/java/org/apache/hadoop/hive/ql/index/bitmap/BitmapIndexHandler.java 
7b067a0d45e33bc3347c43b050af933c296a9227 
  ql/src/java/org/apache/hadoop/hive/ql/index/compact/CompactIndexHandler.java 
504b0623142a6fa6cdb45a26b49f146e12ec2d7a 
  ql/src/java/org/apache/hadoop/hive/ql/optimizer/GenMRFileSink1.java 
d7a83f775abca39b219f71aff88173a14ffaee9f 
  ql/src/java/org/apache/hadoop/hive/ql/optimizer/GenMRProcContext.java 
4387c4297fee48d4c03e95d5a2fcb822ab480eeb 
  ql/src/java/org/apache/hadoop/hive/ql/optimizer/GenMapRedUtils.java 
67739a1db9fc52a67f4f5ea7dba80fe0e95750c8 
  ql/src/java/org/apache/hadoop/hive/ql/optimizer/IndexUtils.java 
338c1856672f09bb7da35d2336ebb5b6f3fdc5a6 
  ql/src/java/org/apache/hadoop/hive/ql/optimizer/lineage/Generator.java 
e6c07713b24df719315d804f006151106eea9aed 
  ql/src/java/org/apache/hadoop/hive/ql/parse/DDLSemanticAnalyzer.java 
1fd634c928a5384b09d97322c3ea785f518d73fe 
  ql/src/java/org/apache/hadoop/hive/ql/parse/ExplainSemanticAnalyzer.java 
065c7e50986872cd35386feee712f3452597d643 
  ql/src/java/org/apache/hadoop/hive/ql/parse/GenTezProcContext.java 
0c160acf46eb1eb07c5f04091099c1024e166638 
  ql/src/java/org/apache/hadoop/hive/ql/parse/GenTezUtils.java 
b6f1139fe1a78283277bf4d0c5224ab1d718c634 
  ql/src/java/org/apache/hadoop/hive/ql/parse/ImportSemanticAnalyzer.java 
cd75130d7c5f0b402f1b4331c57edc611eb4b2ed 
  ql/src/java/org/apache/hadoop/hive/ql/parse/IndexUpdater.java 
f31775ed942160da73344c4dca707da7b8c658a6 
  ql/src/java/org/apache/hadoop/hive/ql/parse/LoadSemanticAnalyzer.java 
238fbd60572ee5f7f8f6c4d5b2abce8f66c7e495 
  ql/src/java/org/apache/hadoop/hive/ql/parse/MapReduceCompiler.java 
d7a56e5846d5754dec5070d8c44443543a3695e4 
  ql/src/java/org/apache/hadoop/hive/ql/parse/ReplicationSemanticAnalyzer.java 
498b6741c3f40b92ce3fb218e91e7809a17383f0 
  ql/src/java/org/apache/hadoop/hive/ql/parse/SemanticAnalyzer.java 
b66817f65f65b6aaf8dbc339a969b8e9e0565e9e 
  ql/src/java/org/apache/hadoop/hive/ql/parse/TaskCompiler.java 
7b2937032ab8dd57f8923e0a9e7aab4a92de55ee 
  ql/src/java/org/apache/hadoop/hive/ql/parse/TezCompiler.java 
be33f380030ea8b416a4549c3947d767bba66356 
  ql/src/java/org/apache/hadoop/hive/ql/parse/spark/GenSparkProcContext.java 
4d2bcfa285dc08811106f3c234346efff22afd99 
  ql/src/java/org/apache/hadoop/hive/ql/parse/spark/GenSparkUtils.java 
604c8aee151a45cf942852a3644b5e79f779f353 
  ql/src/java/org/apache/hadoop/hive/ql/parse/spark/SparkCompiler.java 
965044d9253585eeaeef50d7fe4fc4d818042df8 
  ql/src/java/org/apache/hadoop/hive/ql/plan/MoveWork.java 
28a33740b30b7be0057ce91de55a0407dd2f2cbf 
  ql/src/java/org/apache/hadoop/hive/ql/session/LineageState.java 
056d6141d6239816699ed5f730cbd14e48d8d9bb 
  ql/src/java/org/apache/hadoop/hive/ql/session/SessionState.java 
bb6ddc6fa4667ac0e30994d0f9ee8b969542383c 
  
ql/src/test/org/apache/hadoop/hive/ql/optimizer/TestGenMapRedUtilsCreateConditionalTask.java
 340689255c738ea497bcd269463b8b8bc38cf34c 
  ql/src/test/org/apache/hadoop/hive/ql/parse/TestGenTezWork.java 
2c28c398ca49ba661df460c9f3e6d578c785d3ce 


Diff: https://reviews.apache.org/r/64193/diff/1/


Testing
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Thanks,

Andrew Sherman

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