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[SPARK-32156] Refactor two similar test cases from SPARK-31061 in HiveExternalCatalogSuite - Spark - [issue]
...In `org.apache.spark.sql.hive.HiveExternalCatalogSuite``test("SPARK-31061: alterTable should be able to change table provider") { val catalog = newBasicCatalog() val parquetTable =...    Author: JinxinTang , 2020-07-02, 17:15
[SPARK-32157] Integer overflow when constructing large query plan string - Spark - [issue]
...When the length of the string representation of the query plan in org.apache.spark.sql.catalyst.util.StringUtils.PlanStringConcat goes above Integer.MAX_VALUE, then the query can end with ei...    Author: Tanel Kiis , 2020-07-02, 15:37
[SPARK-31916] StringConcat can overflow `length`, leads to StringIndexOutOfBoundsException - Spark - [issue]
...We have query plans that through multiple transformations can grow extremely long in length. These would eventually throw OutOfMemory exceptions (    Author: Jeffrey Stokes , 2020-07-02, 15:35
[SPARK-30132] Scala 2.13 compile errors from Hadoop LocalFileSystem subclasses - Spark - [issue]
...A few classes in our test code extend Hadoop's LocalFileSystem. Scala 2.13 returns a compile error here - not for the Spark code, but because the Hadoop code (it says) illegally overrides ap...    Author: Sean R. Owen , 2020-07-02, 15:33
[SPARK-31100] Detect namespace existence when setting namespace - Spark - [issue]
...We should check if the namespace exists while calling "use namespace", and throw NoSuchNamespaceException if namespace not exists....    Author: Jackey Lee , 2020-07-02, 14:52
[SPARK-32121] ExternalShuffleBlockResolverSuite failed on Windows - Spark - [issue]
...The method ExecutorDiskUtils.createNormalizedInternedPathname should consider the Windows file separator.[ERROR] Tests run: 4, Failures: 1, Errors: 0, Skipped: 0, Time elapsed: 0.132 s ...    Author: Cheng Pan , 2020-07-02, 10:24
[SPARK-32149] Improve file path name normalisation at block resolution within the external shuffle service - Spark - [issue]
...In the external shuffle service during the block resolution the file paths (for disk persisted RDD and for shuffle blocks) are normalized by a custom Spark code which uses an OS dependent re...    Author: Attila Zsolt Piros , 2020-07-02, 10:24
[SPARK-31061] Impossible to change the provider of a table in the HiveMetaStore - Spark - [issue]
...Currently, it's impossible to alter the datasource of a table in the HiveMetaStore by using alterTable, as the HiveExternalCatalog doesn't change the provider table property during an alterT...    Author: Burak Yavuz , 2020-07-02, 10:09
[SPARK-32154] Use ExpressionEncoder for the return type of ScalaUDF to convert to catalyst type - Spark - [issue]
...Users now could register a UDF with Instant/LocalDate as return type even with spark.sql.datetime.java8API.enabled=false. However, the UDF can only be really used with spark.sql.datetime.jav...    Author: wuyi , 2020-07-02, 09:41
[SPARK-32155] Provide options for offset-based semantics when using structured streaming from a file stream source - Spark - [issue]
...Implement the following options while performing structured streaming from a file data source:startingOffsetsByTimestampendingOffsetsByTimestampstartingOffsetsendingOffsetsThese options curr...    Author: Christopher Highman , 2020-07-02, 09:14