wangyum commented on a change in pull request #22999: [SPARK-20319][SQL]
Already quoted identifiers are getting wrapped with additional quotes
URL: https://github.com/apache/spark/pull/22999#discussion_r244670287
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File path:
sql/core/src/main/scala/org/apache/spark/sql/jdbc/OracleDialect.scala
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@@ -81,6 +81,10 @@ private case object OracleDialect extends JdbcDialect {
case _ => None
}
+ override def quoteIdentifier(colName: String): String = {
+ s""""${colName.stripPrefix("\"").stripSuffix("\"")}""""
Review comment:
If so, we need verify both `getInsertStatement` and `createTable`?
https://github.com/apache/spark/blob/5f0ddd2d6e2fdebf549207bbc4b13ca709eee3c4/sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/jdbc/JdbcUtils.scala#L729-L746
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