[Overview][Constants][Types][Classes][Procedures and functions][Index] Reference for unit 'db' (#fcl)

TIndexDef

[Properties (by Name)] [Methods (by Name)] [Events (by Name)]

Index definition

Declaration

Source position: db.pas line 977

type TIndexDef = class(TNamedItem)

public

  constructor Create(); overload;

  

Create a new index definition

  Expression: ;

  

Expression that makes up the index values

  Fields: ;

  

Fields making up the index

  CaseInsFields: ;

  

Fields in field list that are ordered case-insensitively

  DescFields: ;

  

Fields in field list that are ordered descending

  Options: TIndexOptions;

  

Index options

  Source: ;

  

Source of the index

end;

Inheritance

TIndexDef

  

Index definition

|

TNamedItem

  

Named collection item

|

TCollectionItem

|

TPersistent,IFPObserved

|

TObject

Description

TIndexDef describes one index in a set of indexes of a TDataset instance. The collection of indexes is descibed by the TIndexDefs class. It just has the necessary properties to describe an index, but does not implement any functionality to maintain an index.

See also

TIndexDefs

  

A class to keep a list of index definitions


Documentation generated on: Feb 02 2013