viirya commented on a change in pull request #34164:
URL: https://github.com/apache/spark/pull/34164#discussion_r720782370
##########
File path:
external/docker-integration-tests/src/test/scala/org/apache/spark/sql/jdbc/v2/MySQLIntegrationSuite.scala
##########
@@ -115,4 +119,25 @@ class MySQLIntegrationSuite extends
DockerJDBCIntegrationSuite with V2JDBCTest {
val expectedSchema = new StructType().add("ID", IntegerType, true,
defaultMetadata)
assert(t.schema === expectedSchema)
}
+
+ override def testIndex(tbl: String): Unit = {
+ val loaded = Catalogs.load("mysql", conf)
+ val jdbcTable = loaded.asInstanceOf[TableCatalog]
+ .loadTable(Identifier.of(Array.empty[String], "new_table"))
+ assert(jdbcTable.asInstanceOf[SupportsIndex].indexExists("i1") == false)
Review comment:
Actually all occurrence of `jdbcTable` below are used as
`SupportsIndex`. So you can do
```scala
val jdbcTable = loaded.asInstanceOf[TableCatalog]
.loadTable(Identifier.of(Array.empty[String], "new_table"))
.asInstanceOf[SupportsIndex]
```
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