Class DataSourceLoadOptionsBase

A class with properties that specify data processing settings.

Inheritance
Object
DataSourceLoadOptionsBase
Namespace: DevExtreme.AspNet.Data
Assembly: DevExtreme.AspNet.Data.dll
Syntax
public class DataSourceLoadOptionsBase

Constructors

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DataSourceLoadOptionsBase()

Declaration
public DataSourceLoadOptionsBase()

Properties

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AllowAsyncOverSync

Declaration
public bool AllowAsyncOverSync { get; set; }
Property Value
Type Description
Boolean
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DefaultSort

The data field to be used for sorting by default.

Declaration
public string DefaultSort { get; set; }
Property Value
Type Description
String
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ExpandLinqSumType

Declaration
public bool ? ExpandLinqSumType { get; set; }
Property Value
Type Description
Nullable<Boolean>
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Filter

A filter expression. Uses DevExpress Cross-Platform Criteria Language Syntax.

Declaration
public IList Filter { get; set; }
Property Value
Type Description
IList
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Group

A group expression.

Declaration
public GroupingInfo[] Group { get; set; }
Property Value
Type Description
GroupingInfo[]
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GroupSummary

A group summary expression.

Declaration
public SummaryInfo[] GroupSummary { get; set; }
Property Value
Type Description
SummaryInfo[]
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IsCountQuery

A flag indicating whether the current query is made to get the total number of data objects.

Declaration
public bool IsCountQuery { get; set; }
Property Value
Type Description
Boolean
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PaginateViaPrimaryKey

If this flag is enabled, keys and data are loaded via separate queries. This may result in a more efficient SQL execution plan.

Declaration
public bool ? PaginateViaPrimaryKey { get; set; }
Property Value
Type Description
Nullable<Boolean>
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PreSelect

An array of data fields that limits the Select expression. The applied select expression is the intersection of PreSelect and Select.

Declaration
public string[] PreSelect { get; set; }
Property Value
Type Description
String[]
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PrimaryKey

An array of primary keys.

Declaration
public string[] PrimaryKey { get; set; }
Property Value
Type Description
String[]
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RemoteGrouping

A flag that indicates whether the LINQ provider should execute grouping. If set to false, the entire dataset is loaded and grouped in memory.

Declaration
public bool ? RemoteGrouping { get; set; }
Property Value
Type Description
Nullable<Boolean>
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RemoteSelect

A flag that indicates whether the LINQ provider should execute the select expression. If set to false, the select operation is performed in memory.

Declaration
public bool ? RemoteSelect { get; set; }
Property Value
Type Description
Nullable<Boolean>
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RequireGroupCount

A flag indicating whether the number of top-level groups is required.

Declaration
public bool RequireGroupCount { get; set; }
Property Value
Type Description
Boolean
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RequireTotalCount

A flag indicating whether the total number of data objects is required.

Declaration
public bool RequireTotalCount { get; set; }
Property Value
Type Description
Boolean
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Select

A select expression.

Declaration
public string[] Select { get; set; }
Property Value
Type Description
String[]
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Skip

The number of data objects to be skipped from the start of the resulting set.

Declaration
public int Skip { get; set; }
Property Value
Type Description
Int32
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Sort

A sort expression.

Declaration
public SortingInfo[] Sort { get; set; }
Property Value
Type Description
SortingInfo[]
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SortByPrimaryKey

Declaration
public bool ? SortByPrimaryKey { get; set; }
Property Value
Type Description
Nullable<Boolean>
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StringToLower

A flag that indicates whether filter expressions should include a ToLower() call that makes string comparison case-insensitive. Defaults to true for LINQ to Objects, false for any other provider.

Declaration
public bool ? StringToLower { get; set; }
Property Value
Type Description
Nullable<Boolean>
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StringToLowerDefault

A global default value for the StringToLower property

Declaration
public static bool ? StringToLowerDefault { get; set; }
Property Value
Type Description
Nullable<Boolean>
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Take

The number of data objects to be loaded.

Declaration
public int Take { get; set; }
Property Value
Type Description
Int32
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TotalSummary

A total summary expression.

Declaration
public SummaryInfo[] TotalSummary { get; set; }
Property Value
Type Description
SummaryInfo[]