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Class DeleteColumnExpression

Represents an expression to delete a column from a database table.

Inheritance

object

MigrationExpressionBase

Namespace: Umbraco.Cms.Infrastructure.Migrations.Expressions.Delete.Expressions

Assembly: Umbraco.Infrastructure.dll

Syntax

public class DeleteColumnExpression : MigrationExpressionBase, IMigrationExpression

Constructors

DeleteColumnExpression(IMigrationContext)

Initializes a new instance of the DeleteColumnExpression class, which is used to define a column deletion operation within a database migration.

Declaration

public DeleteColumnExpression(IMigrationContext context)

Parameters

Type	Name	Description
IMigrationContext	context	The IMigrationContext providing migration-specific information and services.

Properties

ColumnNames

Gets or sets the collection of column names that are to be deleted from the table.

Declaration

public ICollection<string> ColumnNames { get; set; }

Property Value

Type	Description
ICollection<string>

TableName

Gets or sets the name of the table from which the column will be deleted.

Declaration

public virtual string? TableName { get; set; }

Property Value

Type	Description
string

Methods

GetSql()

Declaration

protected override string GetSql()

Returns

Type	Description
string