Github user liancheng commented on a diff in the pull request:
https://github.com/apache/spark/pull/5498#discussion_r28402880
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/jdbc/DriverQuirks.scala ---
@@ -39,33 +39,70 @@ import java.sql.Types
* if `getJDBCType` returns `(null, None)`, the default type handling is
used
* for the given Catalyst type.
*/
-private[sql] abstract class DriverQuirks {
+abstract class DriverQuirks {
+ def canHandle(url : String): Boolean
def getCatalystType(sqlType: Int, typeName: String, size: Int, md:
MetadataBuilder): DataType
def getJDBCType(dt: DataType): (String, Option[Int])
}
-private[sql] object DriverQuirks {
+object DriverQuirks {
+
+ private var quirks = List[DriverQuirks]()
+
+ def registerQuirks(quirk: DriverQuirks) {
--- End diff --
Please add return type explicitly for all public methods.
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