13e652b61a
for example: table: src(key string, value string) sql: with v1 as(select key, count(value) over (partition by key) cnt_val from src), v2 as(select v1.key, v1_lag.cnt_val from v1, v1 v1_lag where v1.key = v1_lag.key) select * from v2 limit 5; then will analyze fail when resolving conflicting references in Join: 'Limit 5 'Project [*] 'Subquery v2 'Project ['v1.key,'v1_lag.cnt_val] 'Filter ('v1.key = 'v1_lag.key) 'Join Inner, None Subquery v1 Project [key#95,cnt_val#94L] Window [key#95,value#96], [HiveWindowFunction#org.apache.hadoop.hive.ql.udf.generic.GenericUDAFCount(value#96) WindowSpecDefinition [key#95], [], ROWS BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING AS cnt_val#94L], WindowSpecDefinition [key#95], [], ROWS BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING Project [key#95,value#96] MetastoreRelation default, src, None Subquery v1_lag Subquery v1 Project [key#97,cnt_val#94L] Window [key#97,value#98], [HiveWindowFunction#org.apache.hadoop.hive.ql.udf.generic.GenericUDAFCount(value#98) WindowSpecDefinition [key#97], [], ROWS BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING AS cnt_val#94L], WindowSpecDefinition [key#97], [], ROWS BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING Project [key#97,value#98] MetastoreRelation default, src, None Conflicting attributes: cnt_val#94L Author: linweizhong <linweizhong@huawei.com> Closes #6114 from Sephiroth-Lin/spark-7595 and squashes the following commits: f8f2637 [linweizhong] Add unit test dfe9169 [linweizhong] Handle windowExpression with self join |
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compatibility/src/test/scala/org/apache/spark/sql/hive/execution | ||
src | ||
v0.12.0/src/main/scala/org/apache/spark/sql/hive | ||
v0.13.1/src/main/scala/org/apache/spark/sql/hive | ||
pom.xml |