Delphi Ado Query Sort Multiple
Searching and sorting tables and query result sets is accomplished through several methods of the TDBISAMTable and TDBISAMQuery components. The basic searching methods for tables (not query result sets) include the FindKey, FindNearest, SetKey, EditKey, GotoKey, and GotoNearest methods. The KeyFieldCount property is used with the SetKey and EditKey methods to control searching using the.
Thanks for your reply. I have tried.nextRecordSet. Let me restate theproblem.I have 3 str procs each of which have one select statement with wherecondition.It is possible that one or more str procs may not return anything. If imerge these 3select statements into 1 str proc, i may get 3 or less recordsets.
How do idetermine which select statements have returned data? Do i have to look fora uniquefield in the returned dataset or is there some other method?regardsShekar'Viatcheslav V. Vassiliev' writes. QuoteInstead of BOF and EOF, can i use recordcount = 0.Beware that in some situation we can not rely on RecordCount property tofind out whether or not the RecordSet is empty. ADO can not determine thenumber of records if the provider or cursor type doesn't supportRecordCount, eg. Forward-only cursor.Aside of that since you are using TADODataSet object, as Brian Bushayhas forewarn you on the earlier reply, the ADODataSet object might notaware about the change within its underlying RecordSet. Perhaps youshould use RecordSet interface object directly instead of TADODataSetobject.hans-.
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Access Ado Select Query
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Power Query Sort Multiple Columns
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