TIndexDefs¶

A class to keep a list of index definitions.

Declaration¶

Source position: db.pas line 1277

type

  TIndexDefs = class(TDefCollection)
  public
    constructor Create; overload;
    procedure Add; overload;
    function AddIndexDef : TIndexDef;
    function Find : TIndexDef;
    function FindIndexForFields : TIndexDef;
    function GetIndexForFields : TIndexDef;
    procedure Update; overload;
    property Items[Index : Integer]: TIndexDef; {rw}
  end;

Inheritance¶

Description¶

TIndexDefs is used to keep a collection of index (sort order) definitions. It can be used by classes that provide in-memory or on-disk indexes to provide a list of available indexes.

Properties¶

Member	Visibility	Description
Items	public	Indexed access to the index definitions.

See all Properties

Methods¶

Member	Visibility	Description
Add	public	Add a new index definition with given name and options.
AddIndexDef	public	Add a new, empty, index definition.
Create	public	Create a new TIndexDefs instance.
Find	public	Find an index by name.
FindIndexForFields	public	Find index definition based on field names.
GetIndexForFields	public	Get index definition based on field names.
Update	public	Called whenever one of the items changes.

See all Methods

Name	Description
TIndexDef	Index definition.
TIndexDefs.Items	Indexed access to the index definitions.