UpdateSqlGenerator.AppendUpdateCommand 方法
定义
重要
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重载
AppendUpdateCommand(StringBuilder, String, String, IReadOnlyList<ColumnModification>, IReadOnlyList<ColumnModification>)
将用于更新行的 SQL 命令追加到正在生成的命令中。
protected virtual void AppendUpdateCommand (System.Text.StringBuilder commandStringBuilder, string name, string schema, System.Collections.Generic.IReadOnlyList<Microsoft.EntityFrameworkCore.Update.ColumnModification> writeOperations, System.Collections.Generic.IReadOnlyList<Microsoft.EntityFrameworkCore.Update.ColumnModification> conditionOperations);
abstract member AppendUpdateCommand : System.Text.StringBuilder * string * string * System.Collections.Generic.IReadOnlyList<Microsoft.EntityFrameworkCore.Update.ColumnModification> * System.Collections.Generic.IReadOnlyList<Microsoft.EntityFrameworkCore.Update.ColumnModification> -> unit
override this.AppendUpdateCommand : System.Text.StringBuilder * string * string * System.Collections.Generic.IReadOnlyList<Microsoft.EntityFrameworkCore.Update.ColumnModification> * System.Collections.Generic.IReadOnlyList<Microsoft.EntityFrameworkCore.Update.ColumnModification> -> unit
Protected Overridable Sub AppendUpdateCommand (commandStringBuilder As StringBuilder, name As String, schema As String, writeOperations As IReadOnlyList(Of ColumnModification), conditionOperations As IReadOnlyList(Of ColumnModification))
参数
- commandStringBuilder
- StringBuilder
SQL 应追加到的生成器。
- name
- String
表的名称。
- schema
- String
表架构,或使用 null
默认架构。
- writeOperations
- IReadOnlyList<ColumnModification>
每列的操作。
- conditionOperations
- IReadOnlyList<ColumnModification>
用于为更新生成 WHERE
子句的操作。
适用于
AppendUpdateCommand(StringBuilder, String, String, IReadOnlyList<IColumnModification>, IReadOnlyList<IColumnModification>)
将用于更新行的 SQL 命令追加到正在生成的命令中。
protected virtual void AppendUpdateCommand (System.Text.StringBuilder commandStringBuilder, string name, string? schema, System.Collections.Generic.IReadOnlyList<Microsoft.EntityFrameworkCore.Update.IColumnModification> writeOperations, System.Collections.Generic.IReadOnlyList<Microsoft.EntityFrameworkCore.Update.IColumnModification> conditionOperations);
abstract member AppendUpdateCommand : System.Text.StringBuilder * string * string * System.Collections.Generic.IReadOnlyList<Microsoft.EntityFrameworkCore.Update.IColumnModification> * System.Collections.Generic.IReadOnlyList<Microsoft.EntityFrameworkCore.Update.IColumnModification> -> unit
override this.AppendUpdateCommand : System.Text.StringBuilder * string * string * System.Collections.Generic.IReadOnlyList<Microsoft.EntityFrameworkCore.Update.IColumnModification> * System.Collections.Generic.IReadOnlyList<Microsoft.EntityFrameworkCore.Update.IColumnModification> -> unit
Protected Overridable Sub AppendUpdateCommand (commandStringBuilder As StringBuilder, name As String, schema As String, writeOperations As IReadOnlyList(Of IColumnModification), conditionOperations As IReadOnlyList(Of IColumnModification))
参数
- commandStringBuilder
- StringBuilder
SQL 应追加到的生成器。
- name
- String
表的名称。
- schema
- String
表架构,或使用 null
默认架构。
- writeOperations
- IReadOnlyList<IColumnModification>
每列的操作。
- conditionOperations
- IReadOnlyList<IColumnModification>
用于为更新生成 WHERE
子句的操作。
适用于
AppendUpdateCommand(StringBuilder, String, String, IReadOnlyList<IColumnModification>, IReadOnlyList<IColumnModification>, IReadOnlyList<IColumnModification>, Boolean)
将用于更新行的 SQL 命令追加到正在生成的命令中。
protected virtual void AppendUpdateCommand (System.Text.StringBuilder commandStringBuilder, string name, string? schema, System.Collections.Generic.IReadOnlyList<Microsoft.EntityFrameworkCore.Update.IColumnModification> writeOperations, System.Collections.Generic.IReadOnlyList<Microsoft.EntityFrameworkCore.Update.IColumnModification> readOperations, System.Collections.Generic.IReadOnlyList<Microsoft.EntityFrameworkCore.Update.IColumnModification> conditionOperations, bool appendReturningOneClause = false);
abstract member AppendUpdateCommand : System.Text.StringBuilder * string * string * System.Collections.Generic.IReadOnlyList<Microsoft.EntityFrameworkCore.Update.IColumnModification> * System.Collections.Generic.IReadOnlyList<Microsoft.EntityFrameworkCore.Update.IColumnModification> * System.Collections.Generic.IReadOnlyList<Microsoft.EntityFrameworkCore.Update.IColumnModification> * bool -> unit
override this.AppendUpdateCommand : System.Text.StringBuilder * string * string * System.Collections.Generic.IReadOnlyList<Microsoft.EntityFrameworkCore.Update.IColumnModification> * System.Collections.Generic.IReadOnlyList<Microsoft.EntityFrameworkCore.Update.IColumnModification> * System.Collections.Generic.IReadOnlyList<Microsoft.EntityFrameworkCore.Update.IColumnModification> * bool -> unit
Protected Overridable Sub AppendUpdateCommand (commandStringBuilder As StringBuilder, name As String, schema As String, writeOperations As IReadOnlyList(Of IColumnModification), readOperations As IReadOnlyList(Of IColumnModification), conditionOperations As IReadOnlyList(Of IColumnModification), Optional appendReturningOneClause As Boolean = false)
参数
- commandStringBuilder
- StringBuilder
SQL 应追加到的生成器。
- name
- String
表的名称。
- schema
- String
表架构,或使用 null
默认架构。
- writeOperations
- IReadOnlyList<IColumnModification>
每列的操作。
- readOperations
- IReadOnlyList<IColumnModification>
要读回的列值的操作。
- conditionOperations
- IReadOnlyList<IColumnModification>
用于为更新生成 WHERE
子句的操作。
- appendReturningOneClause
- Boolean
是否追加要读回的附加常量 1。