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Use different TOP syntax for UPDATE + SELECT queries in MS SQL. Fixes issue #2682.

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This commit is contained in:
Ansgar Becker
2012-01-15 10:10:12 +00:00
parent fb5d62361b
commit 9710a8363e
1 changed files with 14 additions and 8 deletions
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22
source/dbconnection.pas
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@@ -3113,14 +3113,20 @@ end;
function TDBConnection.ApplyLimitClause(QueryType, QueryBody: String; Limit, Offset: Cardinal): String;
begin
Result := QueryType + ' ';
if FParameters.NetTypeGroup = ngMSSQL then
Result := Result + 'TOP '+IntToStr(Limit)+' ';
Result := Result + QueryBody;
if FParameters.NetTypeGroup = ngMySQL then begin
Result := Result + ' LIMIT ';
if Offset > 0 then
Result := Result + IntToStr(Offset) + ', ';
Result := Result + IntToStr(Limit);
case FParameters.NetTypeGroup of
ngMSSQL: begin
if UpperCase(QueryType) = 'UPDATE' then
Result := Result + 'TOP('+IntToStr(Limit)+') '
else
Result := Result + 'TOP '+IntToStr(Limit)+' ';
Result := Result + QueryBody;
end;
ngMySQL: begin
Result := Result + QueryBody + ' LIMIT ';
if Offset > 0 then
Result := Result + IntToStr(Offset) + ', ';
Result := Result + IntToStr(Limit);
end;
end;
end;