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[SPARK-16126] Better Error Message When using DataFrameReader without `path` - Spark - [issue]
...When users do not specify the path in `DataFrameReader` APIs, it can get a confusing error message. For example, spark.read.json()Error message:Unable to infer schema for JSON at . It must b...
http://issues.apache.org/jira/browse/SPARK-16126    Author: Xiao Li , 2019-05-21, 04:36
[SPARK-13428] Pushdown Aggregate Functions in Sort into Aggregate - Spark - [issue]
...Spark SQL is unable to resolve the following query.     sql(      """        |select area, sum(product) over () as c from windowData   ...
http://issues.apache.org/jira/browse/SPARK-13428    Author: Xiao Li , 2019-05-21, 04:37
[SPARK-17603] Utilize Hive-generated Statistics For Partitioned Tables - Spark - [issue]
...For non-partitioned tables, Hive-generated statistics are stored in table properties. However, for partitioned tables, Hive-generated statistics are stored in partition properties. Thus, we ...
http://issues.apache.org/jira/browse/SPARK-17603    Author: Xiao Li , 2019-05-21, 04:37
[SPARK-17045] Moving Auto_Joins from HiveCompatibilitySuite to SQLQueryTestSuite - Spark - [issue]
...https://github.com/apache/spark/pull/14498 plans to remove Hive Built-in Hash Functions. 10+ test cases are broken because the results are different from the Hive golden answer files. These ...
http://issues.apache.org/jira/browse/SPARK-17045    Author: Xiao Li , 2019-05-21, 04:32
[SPARK-12605] Pushing Join Predicates Through Union All - Spark - [issue]
...When selectivity of Join predicates is high, we can push join through union all....
http://issues.apache.org/jira/browse/SPARK-12605    Author: Xiao Li , 2019-05-21, 04:32
[SPARK-13536] Missing Sort Attributes in Transform Clause - Spark - [issue]
...When missing sort attributes are not in the output of Transform, we should not bypass it and check its child nodes....
http://issues.apache.org/jira/browse/SPARK-13536    Author: Xiao Li , 2019-05-21, 04:32
[SPARK-15912] Replace getPartitionsByFilter by getPartitions in inputFiles of MetastoreRelation - Spark - [issue]
...Always returns all the partitions when calling inputFiles. Thus, the implementation of inputFiles in MetastoreRelation does not need to call getPartitionsByFilter. Instead, we should call ge...
http://issues.apache.org/jira/browse/SPARK-15912    Author: Xiao Li , 2019-05-21, 04:32
[SPARK-16657] Replace children by innerChildren in InsertIntoHadoopFsRelationCommand and CreateHiveTableAsSelectCommand - Spark - [issue]
...The query in `InsertIntoHadoopFsRelationCommand` and `CreateHiveTableAsSelectCommand` should be treated as inner children, like what we did for the other similar nodes: `CreateDataSourceTabl...
http://issues.apache.org/jira/browse/SPARK-16657    Author: Xiao Li , 2019-05-21, 04:34
[SPARK-18411] Add Argument Types and Test Cases for String Functions - Spark - [issue]
...Add argument types and test cases into the extended descriptions of string functions....
http://issues.apache.org/jira/browse/SPARK-18411    Author: Xiao Li , 2019-05-21, 04:35
[SPARK-11576] [SQL] Incorrect results when using the nested self-join - Spark - [issue]
...val df1 = Seq((1, 3), (2, 1)).toDF("keyCol1", "keyCol2")val df2 = Seq((1, 4), (2, 1)).toDF("keyCol1", "keyCol3")val df3 = df1.join(df2, df1("keyCol1") === df2("keyCol1")).select(df1("keyCol1...
http://issues.apache.org/jira/browse/SPARK-11576    Author: Xiao Li , 2019-05-21, 04:35