Unit 'DB' Package
[Overview][Constants][Types][Classes][Procedures and functions][Variables][Index] [#fcl]

TIndexOptions

Set of TIndexOption values.

Declaration

Source position: db.pas line 1243

type TIndexOptions = set of (

  ixPrimary,

  

The index is the primary index for the data.

  ixUnique,

  

The index is a unique index, i.e. each index value can occur only once.

  ixDescending,

  

The values in the index are sorted descending.

  ixCaseInsensitive,

  

The values in the index are sorted case-insensitively.

  ixExpression,

  

The values in the index are based on a calculated expression.

  ixNonMaintained

  

The index is non-maintained, i.e. changing the data will not update the index.

);

Description

TIndexOptions contains the set of properties that an index can have. It is used in the TIndexDef.Options property to describe all properties of an index definition as in TIndexDef.

See also

TIndexDef.Options

  

Index options.

TIndexDef

  

Index definition.

TIndexOption

  

Index description flags.


Documentation generated on: Dec 22 2024