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Index definition
Source position: db.pas line 977
type TIndexDef = class(TNamedItem) |
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public |
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constructor Create(); overload; |
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Create a new index definition |
Expression: ; |
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Expression that makes up the index values |
Fields: ; |
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Fields making up the index |
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Fields in field list that are ordered case-insensitively |
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DescFields: ; |
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Fields in field list that are ordered descending |
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Index options |
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Source: ; |
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Source of the index |
end; |
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Index definition |
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Named collection item |
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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.
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A class to keep a list of index definitions |