Cause: org.postgresql.util.PSQLException: ERROR: function group_concat(character varying) does not exist 在PostgreSQL 数据库中使用 group_concat 函数,但是 PostgreSQL 并不支持这个函数。group_concat 是 MySQL 的函数,用于将多个行的数据连接成一个字符串。 在PostgreSQL 中,可以使用 string_agg 函数来达到类似...
错误:1431SQLSTATE: () HY000 ER_FOREIGN_DATA_SOURCE_DOESNT_EXIST 消息:您尝试引用的外部数据源不存在。数据源错误:%s 错误:1432SQLSTATE: () HY000 ER_FOREIGN_DATA_STRING_INVALID_CANT_CREATE 消息:无法创建联合表。数据源连接字符串’%s’的格式不正确 错误:1433SQLSTATE: () HY000 ER_FOREIGN_DATA_STRIN...
We can notice that for each query we got one row as a result, and the number returned represents the number of rows in each of these two tables. That’s what aggregate function COUNT does. It takes what the query without COUNT would return, and then returns the number of rows in that...
错误:1432SQLSTATE: () HY000 ER_FOREIGN_DATA_STRING_INVALID_CANT_CREATE 消息:无法创建联合表。数据源连接字符串’%s’的格式不正确 错误:1433SQLSTATE: () HY000 ER_FOREIGN_DATA_STRING_INVALID 消息:数据源连接字符串’%s’格式不正确 错误:1434SQLSTATE: () HY000 ER_CANT_CREATE_FEDERATED_TABLE 消息:...
错误号:1162; 符号: ER_TOO_LONG_STRING; SQLSTATE: 42000 消息:结果字符串长于“ max_allowed_packet”字节 错误号:1163; 符号: ER_TABLE_CANT_HANDLE_BLOB; SQLSTATE:42000 消息:使用的表类型不支持BLOB / TEXT列 错误号:1164; 符号: ER_TABLE_CANT_HANDLE_AUTO_INCREMENT; SQLSTATE:42000 ...
PostgreSQL里面没有group_concat函数(MySQL里面有—),为了使用group_concat这一功能,我们可以用array_agg 和 array_to_string 取而代之。array_agg 和 a...1630 - FUNCTION *** does not exist bug还原 mysql报如下错误: 1630 - FUNCTION live_test.count does not exist. Check the ‘Function Name ...
Group Replication:When a group was run withgroup_replication_consistency = AFTERand a secondary failed due to external conditions such as an unstable network, the secondary could sometimes encounter the errorTransaction 'GTID' does not exist on Group Replication consistency manager while receiving remote...
错误号:1431; 符号: ER_FOREIGN_DATA_SOURCE_DOESNT_EXIST; SQLSTATE:HY000消息:您要引用的外部数据源不存在。数据源错误:%s 错误号:1432; 符号: ER_FOREIGN_DATA_STRING_INVALID_CANT_CREATE; SQLSTATE:HY000消息:无法创建联合表。数据源连接字符串'%s'格式不正确 错误号:1433; 符号: ER_FOREIGN_DATA_STRING...
In some cases, the server's internal string-conversion routines had problems handling floating-point values which used length specifiers and triggered use of scientific notation. (Bug #92537, Bug #101570, Bug #28691605, Bug #32144265)
marks the underlying connection as unused and returns it to theClientobject's connection pool. The connection pool is configured using a options data dictionary, which means that a deployed application can switch from using connection pooling or not by simply changing the connection string. (WL #1...