#VIew

如何重写ListViewItem风格?

重写ListViewItem风格可以通过自定义样式来实现。以下是一个完善且全面的答案:ListView是一种常用的控件,用于在界面上展示列表数据。ListView的每个项都由一个ListViewItem表示,我们可以通过重写ListViewItem的样式来改变其外观和行为。要重写ListViewItem的风格,可以按照...

c# winform 开启双缓冲,解决dataguidview卡顿

窗体的构造函数中,开启窗体的双缓冲publicssss(){//设置窗体的双缓冲this.SetStyle(ControlStyles.OptimizedDoubleBuffer|ControlStyles.ResizeRedraw|ControlStyles.AllPaintingInWmPaint,true);th...

dataGridView双缓冲双buffer代码

在form_load方法中添加一下代码 双缓冲:Typetype=dataGridView_items.GetType();System.Reflection.PropertyInfopi=type.GetProperty("DoubleBuffered",System.Reflection.BindingF...

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...

ORA-42028: materialized view log “string”.”string” does not exist

文档解释ORA-42028:materializedviewlog“string”.”string”doesnotexistCause:Anattemptwasmadetoregisteranonexistentmaterializedviewlogasadependen...

ORA-32409: materialized view log on “string”.”string” already excludes new values

文档解释ORA-32409:materializedviewlogon“string”.”string”alreadyexcludesnewvaluesCause:Thematerializedviewlogontheindicatedtablealreadyexclud...

ORA-48938: View select column count differs from select alias list

文档解释ORA-48938:ViewselectcolumncountdiffersfromselectaliaslistCause:Theviewaliaslisthasadifferentnumberoffieldsthantheselectlist”Action:Changethealiaslisto...

ORA-32310: object materialized views must select from an object table

文档解释ORA-32310:objectmaterializedviewsmustselectfromanobjecttableCause:Anattemptwasmadetocreateanobjectmaterializedviewwhosedefinitionquerydidnotselectfromanobje...

ORA-42311: This operation is not permitted on Editioning views with compilation errors

文档解释ORA-42311:ThisoperationisnotpermittedonEditioningviewswithcompilationerrorsCause:ALTERVIEWREADONLYandALTERVIEWREADWRITEarenotpermittedonEditioningviewswhich...

ORA-23538: cannot explicitly refresh a NEVER REFRESH materialized view (“string”)

文档解释ORA-23538:cannotexplicitlyrefreshaNEVERREFRESHmaterializedview(“string”)Cause:AnattemptwasmadetoexplicitlyrefreshaNEVERREFRESHMV.Action:Donotper...

ORA-28349: cannot encrypt the specified column recorded in the materialized view log

文档解释ORA-28349:cannotencryptthespecifiedcolumnrecordedinthematerializedviewlogCause:Anattemptwasmadetoencryptacolumnwhichisalreadyrecordedinthematerializedviewlo...

ORA-32424: materialized view log on “string”.”string” already has this purge option

文档解释ORA-32424:materializedviewlogon“string”.”string”alreadyhasthispurgeoptionCause:Materializedviewlogontheindicatedtablealreadyhasthepu...

ORA-32416: one or more commit SCN-based materialized view logs are not in consistent state for fast refresh

文档解释ORA-32416:oneormorecommitSCN-basedmaterializedviewlogsarenotinconsistentstateforfastrefreshCause:Dictionarytable“SYS”.”SNAP_XCMT$”is...
IT技术学习 ·2023-07-28

ORA-42301: definition of an Editioning view may not refer to a synonym

文档解释ORA-42301:definitionofanEditioningviewmaynotrefertoasynonymCause:AnattemptwasmadetocreateanEditioningviewreferringtoasynonym,whichisnotsupported.Action:Dono...

ORA-32421: commit SCN-based materialized view log is not supported on a table with LOB column(s)

文档解释ORA-32421:commitSCN-basedmaterializedviewlogisnotsupportedonatablewithLOBcolumn(s)Cause:AnattemptwasmadetocreateacommitSCN-basedmaterializedviewlogonatablew...
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