Class Sql.QueryExtensionAttribute

Defines custom query extension builder.

Inheritance
System.Object
MappingAttribute
Sql.QueryExtensionAttribute
Namespace: LinqToDB
Assembly: linq2db.dll
Syntax
public class QueryExtensionAttribute : MappingAttribute

Constructors

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QueryExtensionAttribute(Sql.QueryExtensionScope, Type)

Declaration
public QueryExtensionAttribute(Sql.QueryExtensionScope scope, Type extensionBuilderType)
Parameters
Type Name Description
Sql.QueryExtensionScope scope
Type extensionBuilderType
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QueryExtensionAttribute(Sql.QueryExtensionScope, Type, String[])

Declaration
public QueryExtensionAttribute(Sql.QueryExtensionScope scope, Type extensionBuilderType, params string[] extensionArguments)
Parameters
Type Name Description
Sql.QueryExtensionScope scope
Type extensionBuilderType
System.String[] extensionArguments
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QueryExtensionAttribute(Nullable<String>, Sql.QueryExtensionScope, Type)

Declaration
public QueryExtensionAttribute(string? configuration, Sql.QueryExtensionScope scope, Type extensionBuilderType)
Parameters
Type Name Description
System.Nullable<System.String> configuration
Sql.QueryExtensionScope scope
Type extensionBuilderType
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QueryExtensionAttribute(Nullable<String>, Sql.QueryExtensionScope, Type, String)

Declaration
public QueryExtensionAttribute(string? configuration, Sql.QueryExtensionScope scope, Type extensionBuilderType, string extensionArgument)
Parameters
Type Name Description
System.Nullable<System.String> configuration
Sql.QueryExtensionScope scope
Type extensionBuilderType
System.String extensionArgument
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QueryExtensionAttribute(Nullable<String>, Sql.QueryExtensionScope, Type, String, String)

Declaration
public QueryExtensionAttribute(string? configuration, Sql.QueryExtensionScope scope, Type extensionBuilderType, string extensionArgument0, string extensionArgument1)
Parameters
Type Name Description
System.Nullable<System.String> configuration
Sql.QueryExtensionScope scope
Type extensionBuilderType
System.String extensionArgument0
System.String extensionArgument1
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QueryExtensionAttribute(Nullable<String>, Sql.QueryExtensionScope, Type, String[])

Declaration
public QueryExtensionAttribute(string? configuration, Sql.QueryExtensionScope scope, Type extensionBuilderType, params string[] extensionArguments)
Parameters
Type Name Description
System.Nullable<System.String> configuration
Sql.QueryExtensionScope scope
Type extensionBuilderType
System.String[] extensionArguments

Properties

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Configuration

Declaration
public string? Configuration { get; }
Property Value
Type Description
System.Nullable<System.String>
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ExtensionArguments

Declaration
public string[] ExtensionArguments { get; set; }
Property Value
Type Description
System.String[]
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ExtensionBuilderType

Instance of ISqlExtensionBuilder.

Declaration
public Type? ExtensionBuilderType { get; set; }
Property Value
Type Description
System.Nullable<Type>
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Scope

Declaration
public Sql.QueryExtensionScope Scope { get; }
Property Value
Type Description
Sql.QueryExtensionScope

Methods

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ExtendJoin(List<SqlQueryExtension>, List<SqlQueryExtensionData>)

Declaration
public virtual void ExtendJoin(List<SqlQueryExtension> extensions, List<SqlQueryExtensionData> parameters)
Parameters
Type Name Description
List<SqlQueryExtension> extensions
List<SqlQueryExtensionData> parameters
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ExtendQuery(List<SqlQueryExtension>, List<SqlQueryExtensionData>)

Declaration
public virtual void ExtendQuery(List<SqlQueryExtension> extensions, List<SqlQueryExtensionData> parameters)
Parameters
Type Name Description
List<SqlQueryExtension> extensions
List<SqlQueryExtensionData> parameters
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ExtendSubQuery(List<SqlQueryExtension>, List<SqlQueryExtensionData>)

Declaration
public virtual void ExtendSubQuery(List<SqlQueryExtension> extensions, List<SqlQueryExtensionData> parameters)
Parameters
Type Name Description
List<SqlQueryExtension> extensions
List<SqlQueryExtensionData> parameters
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ExtendTable(SqlTable, List<SqlQueryExtensionData>)

Declaration
public virtual void ExtendTable(SqlTable table, List<SqlQueryExtensionData> parameters)
Parameters
Type Name Description
SqlTable table
List<SqlQueryExtensionData> parameters
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GetExtension(List<SqlQueryExtensionData>)

Declaration
public virtual SqlQueryExtension GetExtension(List<SqlQueryExtensionData> parameters)
Parameters
Type Name Description
List<SqlQueryExtensionData> parameters
Returns
Type Description
SqlQueryExtension
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GetExtensionAttributes(Expression, MappingSchema)

Declaration
public static Sql.QueryExtensionAttribute[] GetExtensionAttributes(Expression expression, MappingSchema mapping)
Parameters
Type Name Description
Expression expression
MappingSchema mapping
Returns
Type Description
Sql.QueryExtensionAttribute[]
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GetObjectID()

Declaration
public override string GetObjectID()
Returns
Type Description
System.String
Overrides

Extension Methods