[GitHub] [incubator-seatunnel] v-wx-v commented on a diff in pull request #1975: [fix bug] When use TiDB, Spark JDBC update mode, Error "The isolation level ‘READ-UNCOMMITTED’ is not supported. Set tidb_skip_isolation_level_check=1 to skip this error"

[GitBox <gi...@apache.org>]

v-wx-v commented on code in PR #1975:
URL: https://github.com/apache/incubator-seatunnel/pull/1975#discussion_r885459294


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seatunnel-connectors/seatunnel-connectors-spark/seatunnel-connector-spark-jdbc/src/main/scala/org/apache/seatunnel/spark/jdbc/sink/Jdbc.scala:
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@@ -65,6 +66,7 @@ class Jdbc extends SparkBatchSink {
         "saveMode" -> "error",
         "useSsl" -> "false",
         "showSql" -> "true",
+        "isolationLevel" -> "READ_UNCOMMITTED",

Review Comment:
   In Spark ，the default value of isolationLevel is  "READ_UNCOMMITTED". Please see https://spark.apache.org/docs/latest/sql-data-sources-jdbc.html.



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