Mysql报错： ERROR 1290 (HY000): The MySQL server is running with the --secure-file-priv option so it cannot execute this statement
解决方法一：报错：ERROR1290(HY000):TheMySQLserverisrunningwiththe--secure-file-privoptionsoitcannotexecutethisstatement 二：分析：MySQL对于导入导出的目录是有限制的，只允许指定的目录才能导入导出。secu...
mongo5报错： WARNING: MongoDB 5.0+ requires a CPU with AVX support, and your current system does not appear to have that!
错误提示WARNING:MongoDB5.0+requiresaCPUwithAVXsupport,andyourcurrentsystemdoesnotappeartohavethat!原因mongodb5需要AVX的cpu指定集，当前的cpu太旧或者没有开启.解决办法降低mongodb的版本（使用4.x的版的mon...
Java Not InstanceOf
InstanceOf 关键字检查引用变量是否包含给定的对象引用类型。它返回布尔类型，所以我们也可以否定它们。本教程演示如何在Java中否定 InstanceOf 或使用 NotInstanceOf。instanceof 返回一个布尔值，因此否定它将返回 fal...
ORA-44747: An XMLIndex with a structured component cannot be specified with ASYNC.
文档解释ORA-44747:AnXMLIndexwithastructuredcomponentcannotbespecifiedwithASYNC.Cause:AnattemptwasmadetospecifyASYNCparameterforanXMLIndexwithastructuredcomponent.Ac...
ORA-38810: Implementation restriction: cannot drop edition that has a parent and a child
文档解释ORA-38810:Implementationrestriction:cannotdropeditionthathasaparentandachildCause:Thiserroroccurredbecauseanattemptwasmadetodropaneditionthathasaparentandac...
ORA-39754: FULL PARTITIONED OUTER JOIN is not supported
文档解释ORA-39754:FULLPARTITIONEDOUTERJOINisnotsupportedCause:AnattemptwasmadetouseFULLPARTITIONEDOUTERJOIN.Action:SpecifyFULLPARTITIONEDOUTERJOINthroughUNIONofLEFT...
ORA-32415: fast refreshable remote materialized view on a detail table with commit SCN-based materialized view log is not supported
文档解释ORA-32415:fastrefreshableremotematerializedviewonadetailtablewithcommitSCN-basedmaterializedviewlogisnotsupportedCause:Thematerializedviewcreationfailedbeca...