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Class CreateForeignKeyExpression

Represents an expression used to define a foreign key constraint as part of a database migration. This expression specifies the relationship between tables by linking columns in the source and target tables.

Inheritance

object

MigrationExpressionBase

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

Assembly: Umbraco.Infrastructure.dll

Syntax

public class CreateForeignKeyExpression : MigrationExpressionBase, IMigrationExpression

Constructors

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CreateForeignKeyExpression(IMigrationContext)

Initializes a new instance of the CreateForeignKeyExpression class using the specified migration context.

Declaration

public CreateForeignKeyExpression(IMigrationContext context)

Parameters

Type	Name	Description
IMigrationContext	context	The IMigrationContext to be used for the migration operation.

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CreateForeignKeyExpression(IMigrationContext, ForeignKeyDefinition)

Initializes a new instance of the CreateForeignKeyExpression class with the specified migration context and foreign key definition.

Declaration

public CreateForeignKeyExpression(IMigrationContext context, ForeignKeyDefinition fkDef)

Parameters

Type	Name	Description
IMigrationContext	context	The IMigrationContext to use for the migration.
ForeignKeyDefinition	fkDef	The ForeignKeyDefinition that defines the foreign key.

Properties

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ForeignKey

Gets or sets the ForeignKeyDefinition representing the foreign key associated with this expression.

Declaration

public ForeignKeyDefinition ForeignKey { get; set; }

Property Value

Type	Description
ForeignKeyDefinition

Methods

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GetSql()

Declaration

protected override string GetSql()

Returns

Type	Description
string