[SPARK-15649] [SQL] Avoid to serialize MetastoreRelation in HiveTableScanExec #13397
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Test build #59610 has finished for PR 13397 at commit
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| val numOutputRows = longMetric("numOutputRows") | ||
| val outputSchema = schema |
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Test build #59642 has finished for PR 13397 at commit
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Merging in master/2.0. Thanks. |
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…canExec ## What changes were proposed in this pull request? in HiveTableScanExec, schema is lazy and is related with relation.attributeMap. So it needs to serialize MetastoreRelation when serializing task binary bytes.It can avoid to serialize MetastoreRelation. ## How was this patch tested? Author: Lianhui Wang <lianhuiwang09@gmail.com> Closes #13397 from lianhuiwang/avoid-serialize. (cherry picked from commit 2bfc4f1) Signed-off-by: Reynold Xin <rxin@databricks.com>
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What changes were proposed in this pull request?
in HiveTableScanExec, schema is lazy and is related with relation.attributeMap. So it needs to serialize MetastoreRelation when serializing task binary bytes.It can avoid to serialize MetastoreRelation.
How was this patch tested?