spark 写入tidb 报错read-uncommitted is not supported

报错日志：
Caused by: java.sql.SQLException: The isolation level ‘READ-UNCOMMITTED’ is not supported. Set tidb_skip_isolation_level_check=1 to skip this error
解决方式：

val tidb_url = ""//填写自己的tidburl
val table_name = "aa"//要插入的tidb表
val properties = new Properties()
properties.setProperty("user","username") properties.setProperty("password","123456")
sparkSession.sql("select * from table").write.mode(SaveMode.Append).option("isolationLevel","NONE").jdbc(tidb_url,table_name,properties)

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spark 写入tidb 报错read-uncommitted is not supported

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