在Java开发中,与数据库的连接是一个常见的任务。但是,如果你遇到了java.sql.SQLNonTransientConnectionException异常,这通常意味着你的应用程序无法与数据库建立连接。以下是可能导致此问题的原因以及相应的解决方案:一、数据库URL、用户名或密码错误 确保你的数据库URL、用户名和密码是正确的。这些信息通常在配置文件中...
packagecom.oracle.jdbc.test;importjava.sql.Connection;importjava.sql.DriverManager;importjava.sql.PreparedStatement;importjava.sql.ResultSet;importjava.sql.SQLException;publicclassJDBCTestQuery {publicstaticvoidmain(String[] args) {//① 创建连接对象、操作对象 、查询结果集对象Connection cnno=null; Prepared...
sql.SQLRecoverableException: Io exception: Connection reset java.sql.SQLRecoverableException: Io exception: Connection reset at oracle.jdbc.driver.SQLStateMapping.newSQLException(SQLStateMapping.java:101) at oracle.jdbc.driver.DatabaseError.newSQLException(DatabaseError.java:133) at oracle.jdbc.driver....
Java.Security.Cert Java.Security.Interfaces Java.Security.Spec Java.Sql Java.Sql 批次更新例外 ClientInfoStatus 連接 DatabaseMetaData DataTruncation 日期 DriverManager DriverPropertyInfo IArray IBlob ICallableStatement IClob IConnection IDatabaseMetaData IDatabaseMetaData 欄位 屬性 目錄 目錄分隔符 ...
A database connection allows you to work with database tables directly in Insights. Database connections can be created to supported databases and additional relational databases that use a Java Database Connectivity (JDBC) driver. Before you create a database connection, the following prerequisites ...
FAQ- java.sql.SQLException:Connection is read-only 问题描述/异常栈 23/06/29 09:22:29 ERROR ApplicationMaster: User class threw exception: java.sql.SQLException: Connection is read-only. Queries leading to data modification are not allowed. java.sql.SQLException: Connection is read-only. Queries...
If auto-commit mode has been disabled, the method commit must be called explicitly in order to commit changes; otherwise, database changes will not be saved. A new Connection object created using the JDBC 2.1 core API has an initially empty type map associated with it. A user may enter ...
TimeSeriesDatabaseConnection.DefinitionStages TimeSeriesDatabaseConnection.DefinitionStages.Blank TimeSeriesDatabaseConnection.DefinitionStages.WithCreate TimeSeriesDatabaseConnection.DefinitionStages.WithParentResource TimeSeriesDatabaseConnection.DefinitionStages.WithProperties TimeSeriesDatabaseConnection....
Methods inherited from class java.lang.Object clone,equals,finalize,getClass,hashCode,notify,notifyAll,toString,wait,wait,wait Methods inherited from interface oracle.jdbc.datasource.OraclePooledConnection getCallWithKey,getExplicitCachingEnabled,getImplicitCachingEnabled,getLastAccessedTime,getLogicalHa...
In practice, when a thread needs to do work against a MySQL or other database with JDBC, it requests a connection from the pool. When the thread is finished using the connection, it returns it to the pool, so that it can be used by any other threads. When the connection is loaned...