Impala Public Jenkins has submitted this change and it was merged. ( 
http://gerrit.cloudera.org:8080/14458 )

Change subject: IMPALA-9053: DDLs should generate lineage graphs.
......................................................................

IMPALA-9053: DDLs should generate lineage graphs.

DDLs like 'create table' should generate minimal lineage graphs so
that consumers like Atlas can use information like 'queryText' to
establish lineages.

This change adds a call to the computeLineageGraph() method during
analysis phase of createTable which populates the graph with basic
information like queryText. If it is a CTAS, this graph is enhanced
in the "insert" phase with dependencies.

Testing:
Add an EE test to verify lineage information and also to check it
is flushed to disk properly.

Change-Id: Ia6c7ed9fe3265fd777fe93590cf4eb2d9ba0dd1e
Reviewed-on: http://gerrit.cloudera.org:8080/14458
Reviewed-by: Impala Public Jenkins <impala-public-jenk...@cloudera.com>
Tested-by: Impala Public Jenkins <impala-public-jenk...@cloudera.com>
---
M fe/src/main/java/org/apache/impala/analysis/ColumnLineageGraph.java
M fe/src/main/java/org/apache/impala/analysis/CreateTableStmt.java
M testdata/workloads/functional-query/queries/QueryTest/lineage.test
M tests/custom_cluster/test_lineage.py
4 files changed, 61 insertions(+), 2 deletions(-)

Approvals:
  Impala Public Jenkins: Looks good to me, approved; Verified

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Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-MessageType: merged
Gerrit-Change-Id: Ia6c7ed9fe3265fd777fe93590cf4eb2d9ba0dd1e
Gerrit-Change-Number: 14458
Gerrit-PatchSet: 3
Gerrit-Owner: Anurag Mantripragada <anu...@cloudera.com>
Gerrit-Reviewer: Anurag Mantripragada <anu...@cloudera.com>
Gerrit-Reviewer: Impala Public Jenkins <impala-public-jenk...@cloudera.com>
Gerrit-Reviewer: Tim Armstrong <tarmstr...@cloudera.com>
Gerrit-Reviewer: radford nguyen <radford.ngu...@gmail.com>

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