| [Overview][Constants][Types][Classes][Procedures and functions][Variables][Index] | 
Index description flags
Source position: db.pas line 1034
type TIndexOption = (  | 
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ixPrimary,  | 
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The index is the primary index for the data  | 
ixUnique,  | 
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The index is a unique index, i.e. each index value can occur only once  | 
ixDescending,  | 
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The values in the index are sorted descending.  | 
ixCaseInsensitive,  | 
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The values in the index are sorted case-insensitively  | 
ixExpression,  | 
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The values in the index are based on a calculated expression.  | 
ixNonMaintained  | 
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The index is non-maintained, i.e. changing the data will not update the index.  | 
);  | 
TIndexOption describes the various properties that an index can have. It is used in the TIndexOptions set type to describe all properties of an index definition as in TIndexDef.
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Set of TIndexOption values  |