I use mysql version 5.5 , that installed machform application in it , it works fine . As some reasons , I want to change the database field name , just would like to ask , is there any impact to the application if the field name is changed ? will it be affected after the field na...
Learn more about the Microsoft.VisualStudio.Imaging.KnownImageIds.DatabaseTableGroup in the Microsoft.VisualStudio.Imaging namespace.
After I manually changed a field name in mongoDb, my crud operations no longer work. I have read that in this case the old and new field name in mongoose. Schema must be specified, and have done so, but the database stil…
Namespace: Java.Sql Assembly: Mono.Android.dll Indicates that a NULL value is allowed for this data type. C# 複製 [Android.Runtime.Register("typeNullable")] public const int TypeNullable = 1; Field Value Value = 1 Int32 Attributes RegisterAttribute Remarks Indicates that a NULL ...
When you specifyKin position 17, the name specified in positions 19 through 28 is a key field name. It must be one of the field names within the physical file record format. The contents of this field are used to sequence the records for retrieval from the database. Specifying a key is...
DatabaseNameInUse field DatabaseNeedsUpgrade field DatabaseNotAssociatedWebApplication field DatabaseNotFound field DatabaseNotResponding field DatabasePerfMetricProviderJobName field DatabasePermissionsException field DatabaseProviderLoadError field DatabaseProviderNotRegistered field DatabaseProviderReturnedUnexpecte...
Display Name—An alternative name or alias for a field that is more descriptive and user-friendly than the name. The alias can contain special characters and database-reserved keywords. Type—Choose one of the following for the type of data you will store in the field: ...
Display Name—An alternative name or alias for a field that is more descriptive and user-friendly than the field name. The alias can contain special characters, spaces, and database-reserved keywords. Type—Choose one of the following for the type of data you will store in the field: Big ...
-- last name in the same column. --> <asp:gridview id="AuthorsGridView" datasourceid="AuthorsSqlDataSource" autogeneratecolumns="False" runat="server"> <columns> <asp:templatefield headertext="Author Name"> <itemtemplate> <asp:label id="FirstNameLabel" Text= '<%# Eval("au_fname") ...
Fields("name") 字段![name] 还可以使用相同的语法形式,引用创建并追加到Fields集合中的Field对象的Value属性。 字段引用的上下文将确定引用的是Field对象还是Field对象的Value属性。 示例 以下示例演示根据Field驻留的位置(例如TableDef的Fields集合、QueryDef的Fields集合,等等),有哪些属性对Field对象有效。 若要使该过...