ORA-02022: remote statement has unoptimized view with remote object
文档解释ORA-02022:remotestatementhasunoptimizedviewwithremoteobjectCause:Thelocalviewisunoptimizedandcontainsreferencestoobjectsattheremotedatabaseandthestatementmu...
MySQL Error number: 1884; Symbol: ER_GTID_UNSAFE_BINLOG_SPLITTABLE_STATEMENT_AND_GTID_GROUP; SQLSTATE: HY000
文档解释Errornumber:1884;Symbol:ER_GTID_UNSAFE_BINLOG_SPLITTABLE_STATEMENT_AND_GTID_GROUP;SQLSTATE:HY000Message:Cannotexecutestatementbecauseitneedstobewrittentothe...
MySQL Error number: MY-013425; Symbol: ER_BINLOG_UNSAFE_DEFAULT_EXPRESSION_IN_SUBSTATEMENT; SQLSTATE: HY000
文档解释Errornumber:MY-013425;Symbol:ER_BINLOG_UNSAFE_DEFAULT_EXPRESSION_IN_SUBSTATEMENT;SQLSTATE:HY000Message:Thestatementisunsafebecauseitinvokesatriggerorastored...
JDBC操作MySQL出现：This result set must come from a statement that was created with a result set type of ResultSet.CONCUR_UPDATABLE, ...的问题解决
错误如下：ThisresultsetmustcomefromastatementthatwascreatedwitharesultsettypeofResultSet.CONCUR_UPDATABLE,thequerymustselectonlyonetable,cannotusefunctionsandmustsel...
JDBC的Statement对象
以下内容引用自http://wiki.jikexueyuan.com/project/jdbc/statements.html：一旦获得了数据库的连接，就可以和数据库进行交互。JDBC的Statement，CallableStatement和PreparedStatement接口定义的方法和属性，可以发送SQL命令或P...
PreparedStatement的setDate方法如何设置日期
pstmt.setString(12,"to_char(sysdate,'YYYY-MM-DDHH24:MI:SS')");这样写不对，应该如何写该方法用于将指定的参数设置为给定的java.sql.Date数组。此值被传送到数据库时，驱动程序会将它转换成一个SQLDate。语法setDate(intparameterI...
MySQL root账户密码设为“root”后执行命令提示ERROR 1820 (HY000): You must reset your password using ALTER USER statement before executing this statement.
修改root账户密码为“root”后，提示ERROR1820(HY000):YoumustresetyourpasswordusingALTERUSERstatementbeforeexecutingthisstatement.MySQL5.7加强了安全保障，以上意思是密码不符合安全策略要求，我们输入一个8位或以上长度...