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什么是EdgeCast

EdgeCast简介EdgeCast是一种网络技术，主要用于在边缘计算环境中进行数据传输和处理，边缘计算是指在靠近数据产生源（例如用户设备、传感器等）的网络边缘进行数据处理和分析，以减少数据传输延迟，提高响应速度，降低中心服务器的负载。 EdgeCast的主要特点低延迟：通过在网络边缘进行数据处理，EdgeC...

开发笔记 ·2024-10-05

ORA-22833: Must cast a transient type to a persistent type

文档解释ORA-22833:MustcastatransienttypetoapersistenttypeCause:Anattemptwasmadetousethetransienttypeinthequeryresult.Action:Castthetransienttypetoastructurallyequiv...

IT技术学习 ·2023-07-26

ORA-22907: invalid CAST to a type that is not a nested table or VARRAY

文档解释ORA-22907:invalidCASTtoatypethatisnotanestedtableorVARRAYCause:AttemptedtoCASTtoatypethatisnotanestedtableorVARRAYAction:Re-specifyCASTtoanestedtableorVARRA...

IT技术学习 ·2023-07-16

ORA-19241: XPDY0021 – cast to type string failed

文档解释ORA-19241:XPDY0021–casttotypestringfailedCause:Thevalueinsideacastexpressioncouldnotbecasttotherequiredtype.Action:Fixtheinputtothecastexpressiontobeo...

IT技术学习 ·2023-07-16

ORA-30077: illegal casting between specified datetime types

文档解释ORA-30077:illegalcastingbetweenspecifieddatetimetypesCause:Cannotcastbetweenthespecifieddatetimetypes.Action:NoneORA-30077是一个错误代码，指出在指定的日期时间类型之间有非法强转错误出现。官方...

IT技术学习 ·2023-07-08

MySQL Error number: MY-011724; Symbol: ER_GRP_RPL_BROADCAST_COMMIT_MSSG_TOO_BIG; SQLSTATE: HY000

文档解释Errornumber:MY-011724;Symbol:ER_GRP_RPL_BROADCAST_COMMIT_MSSG_TOO_BIG;SQLSTATE:HY000Message:Broadcastofcommittedtransactionsmessagefailed.Messageistoobig.Er...

IT技术学习 ·2023-07-03

MySQL Error number: 3998; Symbol: ER_INVALID_CAST; SQLSTATE: HY000

文档解释Errornumber:3998;Symbol:ER_INVALID_CAST;SQLSTATE:HY000Message:Cannotcastvalueto%s.ErrorNumber3998–ER_INVALID_CASTSQLSTATE:HY000ErrorDescription:MySQLe...

IT技术学习 ·2023-07-03

MySQL Error number: MY-011613; Symbol: ER_GRP_RPL_MSG_TOO_LONG_BROADCASTING_TRANS_FAILED; SQLSTATE: HY000

文档解释Errornumber:MY-011613;Symbol:ER_GRP_RPL_MSG_TOO_LONG_BROADCASTING_TRANS_FAILED;SQLSTATE:HY000Message:Errorbroadcastingtransactiontothegrouponsession%u.Messa...

IT技术学习 ·2023-06-27

MySQL Error number: MY-011457; Symbol: ER_GRP_RPL_BROADCAST_COMMIT_TRANS_MSSG_FAILED; SQLSTATE: HY000

文档解释Errornumber:MY-011457;Symbol:ER_GRP_RPL_BROADCAST_COMMIT_TRANS_MSSG_FAILED;SQLSTATE:HY000Message:Broadcastofcommittedtransactionsmessagefailed.错误说明：MY-01145...

IT技术学习 ·2023-06-25

MySQL Error number: 4033; Symbol: ER_INVALID_CAST_POLYGON_RING_DIRECTION; SQLSTATE: 22S04

文档解释Errornumber:4033;Symbol:ER_INVALID_CAST_POLYGON_RING_DIRECTION;SQLSTATE:22S04Message:Invalidcastfrom%sto%s.Apolygonringisinthewrongdirection.错误说明ER_INVALID_...

IT技术学习 ·2023-06-25

MySQL Error number: 4032; Symbol: ER_INVALID_CAST_TO_GEOMETRY; SQLSTATE: 22S01

文档解释Errornumber:4032;Symbol:ER_INVALID_CAST_TO_GEOMETRY;SQLSTATE:22S01Message:Invalidcastfrom%sto%s.错误说明：ER_INVALID_CAST_TO_GEOMETRY错误代码表示无效的几何数据类型转换，即在尝试将非合法的几...

IT技术学习 ·2023-06-20

MySQL Error number: 3156; Symbol: ER_INVALID_JSON_VALUE_FOR_CAST; SQLSTATE: 22018

文档解释Errornumber:3156;Symbol:ER_INVALID_JSON_VALUE_FOR_CAST;SQLSTATE:22018Message:InvalidJSONvalueforCASTto%s%sfromcolumn%satrow%ld：错误说明：ER_INVALID_JSON_VALUE_FO...

IT技术学习 ·2023-06-17

MySQL Error number: MY-011614; Symbol: ER_GRP_RPL_BROADCASTING_TRANS_TO_GRP_FAILED; SQLSTATE: HY000

文档解释Errornumber:MY-011614;Symbol:ER_GRP_RPL_BROADCASTING_TRANS_TO_GRP_FAILED;SQLSTATE:HY000Message:Errorwhilebroadcastingthetransactiontothegrouponsession%u错误说明...

IT技术学习 ·2023-06-17

MySQL Error number: MY-011592; Symbol: ER_GRP_RPL_FAILED_TO_BROADCAST_MEMBER_STATUS_NOTIFICATION; SQLSTATE: HY000

文档解释Errornumber:MY-011592;Symbol:ER_GRP_RPL_FAILED_TO_BROADCAST_MEMBER_STATUS_NOTIFICATION;SQLSTATE:HY000Message:Anundefinederrorwasfoundwhilebroadcastinganinte...

IT技术学习 ·2023-06-17

mysql数据类转换-cast和convert

MySQL的CAST()和CONVERT()函数可用来获取一个类型的值，并产生另一个类型的值。两者具体的语法如下：mysql中cast用法：CAST(valueAStype)mysql中convert用法：convert(value,type)type的类型有 value描述DATE日期，格式为'YYYY-M...

代码星球 ·2021-02-22