private void runTest() throws SQLException, ClassNotFoundException { Class.forName("org.opengauss.Driver"); # 此处替换成准确的ip/port/user/password Connection conn = DriverManager.getConnection("jdbc:opengauss://192.168.56.110:26000/postgres?loggerLevel=off","testproc","Test@123"); conn.setAutoCom...
/** Lookup an existing query in the hash table. If the query does not * actually exist, throw ereport(ERROR) or return NULL per second parameter. * * Note: this does not force the referenced plancache entry to be valid, * since not all callers care.*/PreparedStatement*FetchPreparedState...
上述测试代码中,里面有个关键点,Connection对象的autocommit必须设置为false,否则会有如下报错: ERROR: cursor “<unnamed portal 1>” does not exist 原因是在产生ref_cursor的时候,如果没有设置autocommit为false, 则内部自动提交,建立的ref_cursor对象在事务外不可见。 总结 1、registerOutParameter里,type可以设成Ty...
} private void runTest() throws SQLException, ClassNotFoundException { Class.forName("org.opengauss.Driver"); # 此处替换成准确的ip/port/user/password Connection conn = DriverManager.getConnection("jdbc:opengauss://192.168.56.110:26000/postgres?loggerLevel=off","testproc","Test@123"); conn.setAut...
* Lookup an existing query in the hash table. If the query does not * actually exist, throw ereport(ERROR) or return NULL per second parameter. * * Note: this does not force the referenced plancache entry to be valid, * since not all callers care. ...
意思是，当执行 INSERT 操作时，如果数据表中不存在对应的记录，PostgreSQL 执行插入操作；如果数据表中...
Compiler Error Message: CS0234: The type or namespace name 'Linq' does not exist in the namespace 'System.Data' (are you missing an assembly reference?) Compiler Error Message: CS1061: 'ASP.default_aspx' does not contain a definition for 'loadXMLDoc' and no extension method 'loadXMLDoc...
Compiler Error Message: CS0234: The type or namespace name 'Linq' does not exist in the namespace 'System.Data' (are you missing an assembly reference?) Compiler Error Message: CS1061: 'ASP.default_aspx' does not contain a definition for 'loadXMLDoc' and no extension method 'loadXMLDoc...
private void runTest() throws SQLException, ClassNotFoundException { Class.forName("org.opengauss.Driver"); # 此处替换成准确的ip/port/user/password Connection conn = DriverManager.getConnection("jdbc:opengauss://192.168.56.110:26000/postgres?loggerLevel=off","testproc","Test@123"); ...
Compiler Error Message: CS0234: The type or namespace name 'Linq' does not exist in the namespace 'System.Data' (are you missing an assembly reference?) Compiler Error Message: CS1061: 'ASP.default_aspx' does not contain a definition for 'loadXMLDoc' and no extension method 'loadXMLDoc...