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StatementCallback; uncategorized SQLException for SQL [SELECT 1];

at java.lang.Thread.run (Thread.java:748) Caused by: java.sql.SQLException: TDengine Error: invalid SQL: invalid expression in select clause at com.taosdata.jdbc.TSDBJNIConnector.executeQuery ...
GitHub

[BUG] use oracle 11g, error: org.springframework.jdbc.UncategorizedSQLException: Error attempting to get column ''TRUE'' from result set. Cause: java.sql.SQLException ...

2023-04-24 17:51:57 [http-nio-0.0.0.0-9095-exec-2] DEBUG org.mybatis.spring.transaction.SpringManagedTransaction - JDBC Connection [HikariProxyConnection@1518066603 wrapping ...
Ars Technica

java.sql.SQLException: "Logical handle no longer valid"

75021 INFO [Thread-53] com.private.contractmgmt.renewalmanager.quoting.ContractMgmtDataProvider - Calling procedure XX_CM_RENEWAL_INTERFACE_PKG.sp ...