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Posted to reviews@spark.apache.org by "yaooqinn (via GitHub)" <gi...@apache.org> on 2023/03/23 05:02:40 UTC
[GitHub] [spark] yaooqinn opened a new pull request, #40531: [SPARK-42904][SQL] Char/Varchar Support for JDBC Catalog
yaooqinn opened a new pull request, #40531:
URL: https://github.com/apache/spark/pull/40531
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### What changes were proposed in this pull request?
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Add type mapping for spark char/varchar to jdbc types.
### Why are the changes needed?
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The STANDARD JDBC 1.0 and other modern databases define char/varchar normatively.
### Does this PR introduce _any_ user-facing change?
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yes, char/varchar are allow for jdbc catalogs
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nex
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[GitHub] [spark] yaooqinn commented on pull request #40531: [SPARK-42904][SQL] Char/Varchar Support for JDBC Catalog
Posted by "yaooqinn (via GitHub)" <gi...@apache.org>.
yaooqinn commented on PR #40531:
URL: https://github.com/apache/spark/pull/40531#issuecomment-1480688891
cc @HyukjinKwon @cloud-fan @dongjoon-hyun thanks
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[GitHub] [spark] yaooqinn commented on a diff in pull request #40531: [SPARK-42904][SQL] Char/Varchar Support for JDBC Catalog
Posted by "yaooqinn (via GitHub)" <gi...@apache.org>.
yaooqinn commented on code in PR #40531:
URL: https://github.com/apache/spark/pull/40531#discussion_r1147140360
##########
sql/core/src/test/scala/org/apache/spark/sql/execution/datasources/v2/jdbc/JDBCTableCatalogSuite.scala:
##########
@@ -452,4 +452,18 @@ class JDBCTableCatalogSuite extends QueryTest with SharedSparkSession {
assert(m.contains("\"TABLEENGINENAME\" not found"))
}
}
+
+ test("SPARK-42904: CREATE TABLE with char/varchar") {
+ withTable("h2.test.new_table") {
+ sql("CREATE TABLE h2.test.new_table(c CHAR(10), v VARCHAR(100))")
+ checkAnswer(sql("SHOW TABLES IN h2.test LIKE 'new*'"), Row("test", "new_table", false))
+ }
+ }
+
+ test("SPARK-42904: CREATE TABLE with char/varchar with invalid char length") {
+ val e = intercept[AnalysisException]{
+ sql("CREATE TABLE h2.test.new_table(c CHAR(1000000001))")
+ }
+ assert(e.getCause.getMessage.contains("1000000001"))
+ }
Review Comment:
Not really necessary, as we don't classify the exception on our side
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[GitHub] [spark] yaooqinn closed pull request #40531: [SPARK-42904][SQL] Char/Varchar Support for JDBC Catalog
Posted by "yaooqinn (via GitHub)" <gi...@apache.org>.
yaooqinn closed pull request #40531: [SPARK-42904][SQL] Char/Varchar Support for JDBC Catalog
URL: https://github.com/apache/spark/pull/40531
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[GitHub] [spark] yaooqinn commented on pull request #40531: [SPARK-42904][SQL] Char/Varchar Support for JDBC Catalog
Posted by "yaooqinn (via GitHub)" <gi...@apache.org>.
yaooqinn commented on PR #40531:
URL: https://github.com/apache/spark/pull/40531#issuecomment-1482330150
thanks, merged to master and 3.4
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[GitHub] [spark] LuciferYang commented on a diff in pull request #40531: [SPARK-42904][SQL] Char/Varchar Support for JDBC Catalog
Posted by "LuciferYang (via GitHub)" <gi...@apache.org>.
LuciferYang commented on code in PR #40531:
URL: https://github.com/apache/spark/pull/40531#discussion_r1147130110
##########
sql/core/src/test/scala/org/apache/spark/sql/execution/datasources/v2/jdbc/JDBCTableCatalogSuite.scala:
##########
@@ -452,4 +452,18 @@ class JDBCTableCatalogSuite extends QueryTest with SharedSparkSession {
assert(m.contains("\"TABLEENGINENAME\" not found"))
}
}
+
+ test("SPARK-42904: CREATE TABLE with char/varchar") {
+ withTable("h2.test.new_table") {
+ sql("CREATE TABLE h2.test.new_table(c CHAR(10), v VARCHAR(100))")
+ checkAnswer(sql("SHOW TABLES IN h2.test LIKE 'new*'"), Row("test", "new_table", false))
+ }
+ }
+
+ test("SPARK-42904: CREATE TABLE with char/varchar with invalid char length") {
+ val e = intercept[AnalysisException]{
+ sql("CREATE TABLE h2.test.new_table(c CHAR(1000000001))")
+ }
+ assert(e.getCause.getMessage.contains("1000000001"))
+ }
Review Comment:
should we also add a `VARCHAR` case? like
```
sql("CREATE TABLE h2.test.new_table(c VARCHAR(1000000001))")
```
?
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