viirya commented on a change in pull request #34164:
URL: https://github.com/apache/spark/pull/34164#discussion_r720779623
##########
File path: sql/core/src/main/scala/org/apache/spark/sql/jdbc/JdbcDialects.scala
##########
@@ -287,6 +289,24 @@ abstract class JdbcDialect extends Serializable with
Logging{
s"COMMENT ON SCHEMA ${quoteIdentifier(schema)} IS NULL"
}
+ def createIndex(
+ indexName: String,
+ indexType: String,
+ tableName: String,
+ columns: Array[NamedReference],
+ columnsProperties: Array[util.Map[NamedReference, util.Properties]],
+ properties: util.Properties): String = {
+ throw new UnsupportedOperationException("Create index is not supported")
+ }
+
+ def indexExists(
+ conn: Connection,
+ indexName: String,
+ tableName: String,
+ options: JDBCOptions): Boolean = {
+ throw new UnsupportedOperationException("indexExists is not supported")
+ }
Review comment:
We need to have doc for these APIs.
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