arr主题的文章列表，还有arr的技术要点_第5页

ORA-02038: define is not allowed for array type

文档解释ORA-02038:defineisnotallowedforarraytypeCause:Userattemptedtodefineaselectlistvariableoftype“array”.Arraysmayonlyserveashostbindvariables.Action...

IT技术学习 ·2023-07-08

ORA-19013: Cannot create VARRAY columns containing XMLType

文档解释ORA-19013:CannotcreateVARRAYcolumnscontainingXMLTypeCause:AnattemptwasmadetocreateaVARRAYcolumnwhichcontainsaXMLTypeAction:YoucannotstoreVARRAYscontainingXM...

IT技术学习 ·2023-07-08

ORA-13353: ELEM_INFO_ARRAY not grouped in threes

文档解释ORA-13353:ELEM_INFO_ARRAYnotgroupedinthreesCause:TheELEM_INFO_ARRAYinanSDO_GEOMETRYdefinitionhasmoreorfewerelementsthanexpected.Action:Confirmthatthenumbero...

IT技术学习 ·2023-07-06

ORA-02758: Allocation of internal array failed

文档解释ORA-02758:AllocationofinternalarrayfailedCause:Thepackagewasunabletoallocatememoryforanarraybecausethesystemranoutofmemory.Action:Eitherreclaimmemorybykilli...

IT技术学习 ·2023-07-06

ORA-01484: arrays can only be bound to PL/SQL statements

文档解释ORA-01484:arrayscanonlybeboundtoPL/SQLstatementsCause:Youtriedtobindanarraytoanon-PL/SQLstatement.Action:NoneORA-01484:ArrayscanonlybeboundtoPL/SQLstatement...

IT技术学习 ·2023-07-05

MySQL Error number: 3165; Symbol: ER_INVALID_JSON_PATH_ARRAY_CELL; SQLSTATE: 42000

文档解释Errornumber:3165;Symbol:ER_INVALID_JSON_PATH_ARRAY_CELL;SQLSTATE:42000Message:Apathexpressionisnotapathtoacellinanarray.：错误说明：ER_INVALID_JSON_PATH_ARRAY_CEL...

IT技术学习 ·2023-07-01

MySQL Error number: 3218; Symbol: ER_AUDIT_LOG_UDF_READ_INVALID_MAX_ARRAY_LENGTH_ARG_VALUE; SQLSTATE: HY000

文档解释Errornumber:3218;Symbol:ER_AUDIT_LOG_UDF_READ_INVALID_MAX_ARRAY_LENGTH_ARG_VALUE;SQLSTATE:HY000Message:Invalid“max_array_length”argumentvalue.错误...

IT技术学习 ·2023-06-30

MySQL Error number: MY-010153; Symbol: ER_RPL_REWRITEDB_MISSING_ARROW; SQLSTATE: HY000

文档解释Errornumber:MY-010153;Symbol:ER_RPL_REWRITEDB_MISSING_ARROW;SQLSTATE:HY000Message:Badsyntaxinreplicate-rewrite-db–missing‘->’!错误说明MY-01...

IT技术学习 ·2023-06-25

MySQL Error number: MY-011040; Symbol: ER_PFS_MALLOC_ARRAY_OVERFLOW; SQLSTATE: HY000

文档解释Errornumber:MY-011040;Symbol:ER_PFS_MALLOC_ARRAY_OVERFLOW;SQLSTATE:HY000Message:Failedtoallocatememoryfor%zuchunkseachofsize%zuforbuffer‘%s’duet...

IT技术学习 ·2023-06-21

MySQL Error number: MY-013482; Symbol: ER_AUDIT_LOG_UDF_READ_INVALID_MAX_ARRAY_LENGTH_ARG_TYPE; SQLSTATE: HY000

文档解释Errornumber:MY-013482;Symbol:ER_AUDIT_LOG_UDF_READ_INVALID_MAX_ARRAY_LENGTH_ARG_TYPE;SQLSTATE:HY000Message:Invalid“max_array_length”argumenttype...

IT技术学习 ·2023-06-17

巧用 Array.IndexOf 为 List 自定义排序

varieties = varieties.OrderBy(m => Array.IndexOf(varietyIds.ToArray(), m.VarietyId)).ToList();我们想让 varieties按 varietyIds的顺...

代码星球 ·2023-04-16

C# []、List、Array、ArrayList 应用

usingSystem;usingSystem.Collections.Generic;usingSystem.Linq;usingSystem.Web;usingSystem.Web.UI;usingSystem.Web.UI.WebControls;usingSystem.Collections;publicpar...

代码星球 ·2023-04-16

C# []、List、Array、ArrayList 区别及应用

[]是针对特定类型、固定长度的。List是针对特定类型、任意长度的。Array是针对任意类型、固定长度的。ArrayList是针对任意类型、任意长度的。Array和ArrayList是通过存储object实现任意类型的，所以使用时要转换。应用示例usingSystem;usingSystem.Collections.G...

代码星球 ·2023-04-16

C# ArrayList 转换成 Array

使用ArrayList的CopyTo如下：string[] array=newstring[arrayList.Count];arrayList.CopyTo(array);相关阅读C#一维数组...

代码星球 ·2023-04-16

使用 C# 的 ArrayList

认识C#的ArrayList使用C#的ArrayListC#中List用法C#不支持动态数组，用ArrayList可以实现动态数组的功能。您还会喜欢：C#[]、Array、List、ArrayList区别简介这里介绍一些ArrayList常用的代码，都是望名生义，不再举例。获取元素值objectvalue=al[ind...

代码星球 ·2023-04-16