#GRO

MySQL Error number: MY-013937; Symbol: ER_RES_GRP_FAILED_TO_SWITCH_RESOURCE_GROUP; SQLSTATE: HY000

文档解释Errornumber:MY-013937;Symbol:ER_RES_GRP_FAILED_TO_SWITCH_RESOURCE_GROUP;SQLSTATE:HY000Message:Failedtoswitchresourcegroup.%s错误说明:MY-013937(ER_RES_GRP_FAILED...

MySQL Error number: MY-013691; Symbol: ER_REPLICA_ANONYMOUS_TO_GTID_UUID_SAME_AS_GROUP_NAME; SQLSTATE: HY000

文档解释Errornumber:MY-013691;Symbol:ER_REPLICA_ANONYMOUS_TO_GTID_UUID_SAME_AS_GROUP_NAME;SQLSTATE:HY000Message:Replicationchannel‘%s’isconfiguredwithAS...

MySQL Error number: 3096; Symbol: ER_GROUP_REPLICATION_COMMUNICATION_LAYER_SESSION_ERROR; SQLSTATE: HY000

文档解释Errornumber:3096;Symbol:ER_GROUP_REPLICATION_COMMUNICATION_LAYER_SESSION_ERROR;SQLSTATE:HY000Message:TheSTARTGROUP_REPLICATIONcommandfailedastherewasanerror...
IT技术学习 ·2023-06-17

MySQL Error number: 3095; Symbol: ER_GROUP_REPLICATION_STOP_APPLIER_THREAD_TIMEOUT; SQLSTATE: HY000

文档解释Errornumber:3095;Symbol:ER_GROUP_REPLICATION_STOP_APPLIER_THREAD_TIMEOUT;SQLSTATE:HY000Message:TheSTOPGROUP_REPLICATIONcommandexecutionisincomplete:Theappli...
IT技术学习 ·2023-06-17

MySQL Error number: MY-013304; Symbol: ER_GRP_RPL_RELEASE_COMMIT_AFTER_GROUP_PREPARE_FAILED; SQLSTATE: HY000

文档解释Errornumber:MY-013304;Symbol:ER_GRP_RPL_RELEASE_COMMIT_AFTER_GROUP_PREPARE_FAILED;SQLSTATE:HY000Message:Errorreleasingtransaction‘%d:%lld’forcom...

MySQL Error number: MY-013307; Symbol: ER_GRP_RPL_REGISTER_TRX_TO_WAIT_FOR_GROUP_PREPARE_FAILED; SQLSTATE: HY000

文档解释Errornumber:MY-013307;Symbol:ER_GRP_RPL_REGISTER_TRX_TO_WAIT_FOR_GROUP_PREPARE_FAILED;SQLSTATE:HY000Message:Errorregisteringtransaction‘%d:%lld’...

MySQL Error number: 3887; Symbol: ER_REGEXP_INVALID_CAPTURE_GROUP_NAME; SQLSTATE: HY000

文档解释Errornumber:3887;Symbol:ER_REGEXP_INVALID_CAPTURE_GROUP_NAME;SQLSTATE:HY000Message:Acapturegrouphasaninvalidname.**错误说明**MySQL错误3887(ER_REGEXP_INVALID_CAPTU...
IT技术学习 ·2023-06-17

MySQL Error number: 3971; Symbol: ER_GROUP_REPLICATION_USER_MANDATORY_MSG; SQLSTATE: HY000

文档解释Errornumber:3971;Symbol:ER_GROUP_REPLICATION_USER_MANDATORY_MSG;SQLSTATE:HY000Message:TheSTARTGROUP_REPLICATIONcommandfailedsincetheUSERoptionwasnotprovided...
IT技术学习 ·2023-06-17

MySQL Error number: MY-010977; Symbol: ER_FAILED_TO_ADD_RESOURCE_GROUP_TO_MAP; SQLSTATE: HY000

文档解释Errornumber:MY-010977;Symbol:ER_FAILED_TO_ADD_RESOURCE_GROUP_TO_MAP;SQLSTATE:HY000Message:Failedtoaddresourcegroup%storesourcegroupmap.错误说明:MY-010977,即ER_FA...

MySQL Error number: MY-013815; Symbol: ER_AUTHENTICATION_OCI_NO_GROUPS_FOUND; SQLSTATE: HY000

文档解释Errornumber:MY-013815;Symbol:ER_AUTHENTICATION_OCI_NO_GROUPS_FOUND;SQLSTATE:HY000Message:Userisnotpartofanygroups.However,accountisconfiguredtousegroupmappi...

MySQL Error number: 3093; Symbol: ER_GROUP_REPLICATION_RUNNING; SQLSTATE: HY000

文档解释Errornumber:3093;Symbol:ER_GROUP_REPLICATION_RUNNING;SQLSTATE:HY000Message:TheSTARTGROUP_REPLICATIONcommandfailedsincethegroupisalreadyrunning.左右错误说明:ER_GRO...
IT技术学习 ·2023-06-17

MySQL Error number: MY-013209; Symbol: ER_GRP_RPL_CHANNEL_THREAD_WHEN_GROUP_ACTION_RUNNING; SQLSTATE: HY000

文档解释Errornumber:MY-013209;Symbol:ER_GRP_RPL_CHANNEL_THREAD_WHEN_GROUP_ACTION_RUNNING;SQLSTATE:HY000Message:Can’tstart%sforchannel‘%s’whengroup...

SQLServer 错误 8710 必须提供与 CUBE、ROLLUP 或 GROUPING SET 查询一起使用的聚合函数,才能合并子聚合。 若要修复此问题,请删除该聚合函数或在 GROUP BY 子句基础上使用 UNION ALL 编写查询。

Attribute值产品名称MSSQLSERVER事件ID8710事件源MSSQLSERVER组件SQLEngine符号名称QUERY2_CUBE_ILLEGAL_AGG_FUNC消息正文必须提供与CUBE、ROLLUP或GROUPINGSET查询一起使用的聚合函数,才能合并子聚合。若要修复此问题,请删除该聚合函数或在...

C# Linq GroupBy 使用 new 能按值比较进行分组吗?

C#中:list.GroupBy(m => new { m.Id, m.Name });如上,分组使用了new,也就是创建了对象,而我们知道对象是按地址比较的,是不是这种分组就起不到分组作用了?不是,照样能按Id和Name分组。new不会影响分组,仅仅是...

C# Linq 去重-GroupBy、Select 巧对类去重

C#Linq去重-Select、Distinct对唯一性的认定C#Linq去重-GroupBy、Select巧对类去重假设我们从数据库表中读取了值,存在类中,由于不断地读取、添加,可能造成重复,我们的规则是Id重复,则重复,如何利用Linq快速去重呢?看代码public class C{public...
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