Github user yhuai commented on a diff in the pull request:
https://github.com/apache/spark/pull/10912#discussion_r54450483
--- Diff: sql/core/src/test/scala/org/apache/spark/sql/jdbc/JDBCSuite.scala
---
@@ -445,4 +445,9 @@ class JDBCSuite extends SparkFunSuite with
BeforeAndAfter {
assert(agg.getCatalystType(1, "", 1, null) == Some(StringType))
}
+ test("OracleDialect type mapping") {
+ val oracleDialect = JdbcDialects.get("jdbc:oracle://127.0.0.1/db")
+ assert(oracleDialect.getJDBCType(StringType).
+ map(_.databaseTypeDefinition).get == "VARCHAR2(255)")
+ }
--- End diff --
OK I see. Originally, I thought it requires a oracle db. Thank you for the
explanation.
Then, we should also add this test in the master. Can you submit a PR? We
can reuse the jira number.
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