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【详述】使用udf查询starrocks库的日期报错
【背景】udf通过jdbc链接sr查询日期
【业务影响】
【是否存算分离】
【StarRocks版本】例如：3.3.5
【集群规模】例如：1fe（1 follower）+2be
【机器信息】CPU虚拟核/内存/网卡，例如：48C/64G/万兆
【联系方式】邮箱 1203882167@qq.com
【附件】
-SQL 错误 [1064] [42000]: Error: couldn’t create class loader com.starrocks.udf.UDFClassLoader,java.lang.ExceptionInInitializerError
Caused by: java.lang.RuntimeException: Failed to get driver instance for jdbcUrl=jdbc:mysql://198.28.2.238:9030
at com.zaxxer.hikari.util.DriverDataSource.(DriverDataSource.java:114)
at com.zaxxer.hikari.pool.PoolBase.initializeDataSource(PoolBase.java:325)
at com.zaxxer.hikari.pool.PoolBase.(PoolBase.java:114)
at com.zaxxer.hikari.pool.HikariPool.(HikariPool.java:108)
at com.zaxxer.hikari.HikariDataSource.(HikariDataSource.java:81)
at com.bigdata.tradedays.GetTradingDays.initializeDataSource(GetTradingDays.java:62)
at com.bigdata.tradedays.GetTradingDays.loadConfig(GetTradingDays.java:42)
at com.bigdata.tradedays.GetTradingDays.(GetTradingDays.java:32)
Caused by: java.sql.SQLException: No suitable driver
at java.sql/java.sql.DriverManager.getDriver(DriverManager.java:298)
at com.zaxxer.hikari.util.DriverDataSource.(DriverDataSource.java:106)
… 7 more
backend [id=10002] [host=198.28.2.240]
