Github user asfgit closed the pull request at:
https://github.com/apache/spark/pull/17758
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Github user maropu commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r126354324
--- Diff:
sql/core/src/test/scala/org/apache/spark/sql/streaming/FileStreamSinkSuite.scala
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@@ -352,4 +353,40 @@ class FileStreamSinkSuite extends Stream
Github user cloud-fan commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r126352411
--- Diff:
sql/core/src/test/scala/org/apache/spark/sql/streaming/FileStreamSinkSuite.scala
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@@ -352,4 +353,40 @@ class FileStreamSinkSuite extends Str
Github user maropu commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r126083104
--- Diff: sql/core/src/test/resources/sql-tests/inputs/create.sql ---
@@ -0,0 +1,23 @@
+-- Catch case-sensitive name duplication
+SET spark.sql.caseSe
Github user maropu commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r126074994
--- Diff: sql/core/src/test/resources/sql-tests/inputs/create.sql ---
@@ -0,0 +1,23 @@
+-- Catch case-sensitive name duplication
+SET spark.sql.caseSe
Github user cloud-fan commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r126074450
--- Diff: sql/core/src/test/resources/sql-tests/inputs/create.sql ---
@@ -0,0 +1,23 @@
+-- Catch case-sensitive name duplication
+SET spark.sql.cas
Github user maropu commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r126074238
--- Diff: sql/core/src/test/resources/sql-tests/inputs/create.sql ---
@@ -0,0 +1,23 @@
+-- Catch case-sensitive name duplication
+SET spark.sql.caseSe
Github user cloud-fan commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r126073404
--- Diff: sql/core/src/test/resources/sql-tests/inputs/create.sql ---
@@ -0,0 +1,23 @@
+-- Catch case-sensitive name duplication
+SET spark.sql.cas
Github user maropu commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r125891743
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/DataSource.scala
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@@ -422,6 +405,18 @@ case class DataSource(
Github user cloud-fan commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r125889801
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/DataSource.scala
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@@ -422,6 +405,18 @@ case class DataSource(
Github user cloud-fan commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r125889675
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/DataSource.scala
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@@ -422,6 +405,18 @@ case class DataSource(
Github user maropu commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r125564439
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/DataSource.scala
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@@ -304,7 +329,13 @@ case class DataSource(
cas
Github user cloud-fan commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r125564070
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/DataSource.scala
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@@ -304,7 +329,13 @@ case class DataSource(
Github user maropu commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r125498171
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/DataSource.scala
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@@ -468,7 +489,13 @@ case class DataSource(
thr
Github user cloud-fan commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r125489566
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/DataSource.scala
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@@ -468,7 +489,13 @@ case class DataSource(
Github user maropu commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r125483095
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/DataSourceValidator.scala
---
@@ -0,0 +1,36 @@
+/*
+ * Licensed to the
Github user maropu commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r125482229
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/DataSource.scala
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@@ -468,7 +489,13 @@ case class DataSource(
thr
Github user maropu commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r125400282
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/DataSource.scala
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@@ -87,6 +87,14 @@ case class DataSource(
lazy val
Github user maropu commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r125400239
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/DataSource.scala
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@@ -334,6 +352,9 @@ case class DataSource(
Github user cloud-fan commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r125396517
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/DataSourceValidator.scala
---
@@ -0,0 +1,36 @@
+/*
+ * Licensed to t
Github user cloud-fan commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r125396465
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/DataSource.scala
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@@ -468,7 +489,13 @@ case class DataSource(
Github user cloud-fan commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r125395801
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/DataSource.scala
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@@ -334,6 +352,9 @@ case class DataSource(
Github user cloud-fan commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r125395258
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/DataSource.scala
---
@@ -87,6 +87,14 @@ case class DataSource(
lazy v
Github user maropu commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r125270419
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/DataSource.scala
---
@@ -87,6 +87,14 @@ case class DataSource(
lazy val
Github user maropu commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r125267663
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/DataSource.scala
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@@ -468,7 +489,13 @@ case class DataSource(
thr
Github user maropu commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r122898892
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/DataSource.scala
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@@ -182,6 +183,10 @@ case class DataSource(
thr
Github user maropu commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r122868692
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/InsertIntoHadoopFsRelationCommand.scala
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@@ -62,13 +63,8 @@ case class Inser
Github user cloud-fan commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r122867659
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/InsertIntoHadoopFsRelationCommand.scala
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@@ -62,13 +63,8 @@ case class In
Github user maropu commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r122867252
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/DataSource.scala
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@@ -328,6 +333,9 @@ case class DataSource(
Github user maropu commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r122866890
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/util/SchemaUtils.scala ---
@@ -0,0 +1,74 @@
+/*
+ * Licensed to the Apache Software Founda
Github user maropu commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r122866830
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/command/views.scala ---
@@ -355,12 +356,12 @@ object ViewHelper {
analyzedPlan: L
Github user cloud-fan commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r122866332
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/DataSource.scala
---
@@ -328,6 +333,9 @@ case class DataSource(
Github user cloud-fan commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r122865863
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/command/views.scala ---
@@ -355,12 +356,12 @@ object ViewHelper {
analyzedPlan
Github user cloud-fan commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r122865721
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/util/SchemaUtils.scala ---
@@ -0,0 +1,74 @@
+/*
+ * Licensed to the Apache Software Fou
Github user maropu commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r122863353
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/DataSource.scala
---
@@ -328,6 +333,9 @@ case class DataSource(
Github user maropu commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r122862830
--- Diff:
sql/hive/src/main/scala/org/apache/spark/sql/hive/HiveMetastoreCatalog.scala ---
@@ -248,6 +249,10 @@ private[hive] class HiveMetastoreCatalog(spar
Github user maropu commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r122862386
--- Diff:
sql/core/src/test/scala/org/apache/spark/sql/test/DataFrameReaderWriterSuite.scala
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@@ -687,4 +688,52 @@ class DataFrameReaderWriterSuite exten
Github user maropu commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r122853060
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/DataSource.scala
---
@@ -182,6 +183,10 @@ case class DataSource(
thr
Github user gatorsmile commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r122831948
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/DataSource.scala
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@@ -182,6 +183,10 @@ case class DataSource(
Github user maropu commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r122610979
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/DataSource.scala
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@@ -182,6 +183,10 @@ case class DataSource(
thr
Github user gatorsmile commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r122596253
--- Diff:
sql/hive/src/main/scala/org/apache/spark/sql/hive/HiveMetastoreCatalog.scala ---
@@ -248,6 +249,10 @@ private[hive] class HiveMetastoreCatalog(
Github user gatorsmile commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r122595919
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/DataSource.scala
---
@@ -328,6 +333,9 @@ case class DataSource(
Github user gatorsmile commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r122595783
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/DataSource.scala
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@@ -182,6 +183,10 @@ case class DataSource(
Github user gatorsmile commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r122595701
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/util/SchemaUtils.scala ---
@@ -0,0 +1,74 @@
+/*
+ * Licensed to the Apache Software Fo
Github user gatorsmile commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r122595287
--- Diff:
sql/core/src/test/scala/org/apache/spark/sql/test/DataFrameReaderWriterSuite.scala
---
@@ -687,4 +688,52 @@ class DataFrameReaderWriterSuite e
Github user maropu commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r122584251
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/json/JsonDataSource.scala
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@@ -59,9 +59,7 @@ abstract class JsonDataSource e
Github user wzhfy commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r122582071
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/json/JsonDataSource.scala
---
@@ -59,9 +59,7 @@ abstract class JsonDataSource ex
Github user maropu commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r122558846
--- Diff:
sql/catalyst/src/test/scala/org/apache/spark/sql/util/SchemaUtilsSuite.scala ---
@@ -0,0 +1,81 @@
+/*
+ * Licensed to the Apache Software F
Github user maropu commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r122558842
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/InsertIntoHadoopFsRelationCommand.scala
---
@@ -62,13 +63,8 @@ case class Inser
Github user maropu commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r122557795
--- Diff:
sql/catalyst/src/test/scala/org/apache/spark/sql/util/SchemaUtilsSuite.scala ---
@@ -0,0 +1,81 @@
+/*
+ * Licensed to the Apache Software F
Github user maropu commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r122557773
--- Diff:
sql/catalyst/src/test/scala/org/apache/spark/sql/util/SchemaUtilsSuite.scala ---
@@ -0,0 +1,81 @@
+/*
+ * Licensed to the Apache Software F
Github user maropu commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r122557676
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/command/views.scala ---
@@ -355,12 +356,12 @@ object ViewHelper {
analyzedPlan: L
Github user maropu commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r122557657
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/util/SchemaUtils.scala ---
@@ -0,0 +1,74 @@
+/*
+ * Licensed to the Apache Software Founda
Github user cloud-fan commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r122555690
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/DataSource.scala
---
@@ -182,6 +183,10 @@ case class DataSource(
Github user gatorsmile commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r122539610
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/InsertIntoHadoopFsRelationCommand.scala
---
@@ -62,13 +63,8 @@ case class I
Github user gatorsmile commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r122538611
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/DataSource.scala
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@@ -328,6 +333,9 @@ case class DataSource(
Github user gatorsmile commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r122538571
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/DataSource.scala
---
@@ -182,6 +183,10 @@ case class DataSource(
Github user gatorsmile commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r122535046
--- Diff:
sql/catalyst/src/test/scala/org/apache/spark/sql/util/SchemaUtilsSuite.scala ---
@@ -0,0 +1,81 @@
+/*
+ * Licensed to the Apache Softwa
Github user gatorsmile commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r122534924
--- Diff:
sql/catalyst/src/test/scala/org/apache/spark/sql/util/SchemaUtilsSuite.scala ---
@@ -0,0 +1,81 @@
+/*
+ * Licensed to the Apache Softwa
Github user gatorsmile commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r122534244
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/command/views.scala ---
@@ -355,12 +356,12 @@ object ViewHelper {
analyzedPla
Github user gatorsmile commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r122534073
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/util/SchemaUtils.scala ---
@@ -0,0 +1,74 @@
+/*
+ * Licensed to the Apache Software Fo
Github user maropu commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r122407108
--- Diff:
sql/hive/src/main/scala/org/apache/spark/sql/hive/HiveMetastoreCatalog.scala ---
@@ -248,6 +249,10 @@ private[hive] class HiveMetastoreCatalog(spar
Github user gatorsmile commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r122378171
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/util/SchemaUtils.scala ---
@@ -0,0 +1,58 @@
+/*
+ * Licensed to the Apache Software Fo
Github user maropu commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r122375436
--- Diff:
sql/hive/src/main/scala/org/apache/spark/sql/hive/HiveMetastoreCatalog.scala ---
@@ -248,6 +249,10 @@ private[hive] class HiveMetastoreCatalog(spar
Github user gatorsmile commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r122375082
--- Diff:
sql/hive/src/main/scala/org/apache/spark/sql/hive/HiveMetastoreCatalog.scala ---
@@ -248,6 +249,10 @@ private[hive] class HiveMetastoreCatalog(
Github user gatorsmile commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r122374729
--- Diff:
sql/catalyst/src/test/scala/org/apache/spark/sql/util/SchemaUtilsSuite.scala ---
@@ -0,0 +1,82 @@
+/*
+ * Licensed to the Apache Softwa
Github user gatorsmile commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r122374556
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/util/SchemaUtils.scala ---
@@ -0,0 +1,58 @@
+/*
+ * Licensed to the Apache Software Fo
Github user maropu commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r122374471
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/util/SchemaUtils.scala ---
@@ -0,0 +1,58 @@
+/*
+ * Licensed to the Apache Software Founda
Github user gatorsmile commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r122374344
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/util/SchemaUtils.scala ---
@@ -0,0 +1,58 @@
+/*
+ * Licensed to the Apache Software Fo
Github user maropu commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r122128317
--- Diff: sql/core/src/test/resources/sql-tests/inputs/create.sql ---
@@ -0,0 +1,9 @@
+-- Check name duplication in a regular case
+CREATE TABLE t (c
Github user maropu commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r122128225
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/command/ddl.scala ---
@@ -466,13 +467,15 @@ case class AlterTableRenamePartitionCommand(
Github user maropu commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r122128029
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/jdbc/JdbcUtils.scala
---
@@ -741,14 +742,7 @@ object JdbcUtils extends Logging
Github user wzhfy commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r122127202
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/command/ddl.scala ---
@@ -466,13 +467,15 @@ case class AlterTableRenamePartitionCommand(
Github user wzhfy commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r122126852
--- Diff: sql/core/src/test/resources/sql-tests/inputs/create.sql ---
@@ -0,0 +1,9 @@
+-- Check name duplication in a regular case
+CREATE TABLE t (c S
Github user wzhfy commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r122126261
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/jdbc/JdbcUtils.scala
---
@@ -741,14 +742,7 @@ object JdbcUtils extends Logging {
Github user maropu commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r121878933
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/jdbc/JdbcUtils.scala
---
@@ -741,14 +742,7 @@ object JdbcUtils extends Logging
Github user maropu commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r121591640
--- Diff: sql/core/src/test/resources/sql-tests/inputs/create.sql ---
@@ -0,0 +1,5 @@
+-- Check name duplication in a regular case
+CREATE TABLE t (c
Github user wzhfy commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r121288368
--- Diff:
sql/core/src/test/scala/org/apache/spark/sql/test/DataFrameReaderWriterSuite.scala
---
@@ -687,4 +687,46 @@ class DataFrameReaderWriterSuite extend
Github user wzhfy commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r121288462
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/util/SchemaUtil.scala ---
@@ -0,0 +1,51 @@
+/*
+ * Licensed to the Apache Software Foundation (
Github user wzhfy commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r121287958
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/util/SchemaUtil.scala ---
@@ -0,0 +1,51 @@
+/*
+ * Licensed to the Apache Software Foundation (
Github user wzhfy commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r121288362
--- Diff:
sql/core/src/test/scala/org/apache/spark/sql/test/DataFrameReaderWriterSuite.scala
---
@@ -687,4 +687,46 @@ class DataFrameReaderWriterSuite extend
Github user wzhfy commented on a diff in the pull request:
https://github.com/apache/spark/pull/17758#discussion_r121288487
--- Diff: sql/core/src/test/resources/sql-tests/inputs/create.sql ---
@@ -0,0 +1,5 @@
+-- Check name duplication in a regular case
+CREATE TABLE t (c S
GitHub user maropu opened a pull request:
https://github.com/apache/spark/pull/17758
[SPARK-20460][SQL] Make it more consistent to handle column name duplication
## What changes were proposed in this pull request?
This pr made it more consistent to handle column name duplication.
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