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Cast date/time columns to char on MySQL when generating an all-column filter. Closes #392.

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This commit is contained in:
Ansgar Becker
2018-11-28 21:18:25 +01:00
parent a374c7c3ad
commit 0a5406834c
1 changed files with 13 additions and 5 deletions
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18
source/dbconnection.pas
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@@ -7428,12 +7428,20 @@ function TTableColumn.CastAsText: String;
begin
// Cast data types which are incompatible to string functions to text columns
Result := FConnection.QuoteIdent(Name);
if DataType.Index = dtUnknown then
case FConnection.Parameters.NetTypeGroup of
ngMySQL: Result := 'CAST('+Result+' AS CHAR)';
ngMSSQL: Result := 'CAST('+Result+' AS NVARCHAR('+IntToStr(SIZE_MB)+'))';
ngPgSQL: Result := Result + '::text';
case FConnection.Parameters.NetTypeGroup of
ngMySQL: begin
if DataType.Index in [dtUnknown, dtDate, dtDatetime, dtTime, dtTimestamp] then
Result := 'CAST('+Result+' AS CHAR)';
end;
ngMSSQL: begin
if DataType.Index = dtUnknown then
Result := 'CAST('+Result+' AS NVARCHAR('+IntToStr(SIZE_MB)+'))';
end;
ngPgSQL: begin
if DataType.Index = dtUnknown then
Result := Result + '::text';
end;
end;
end;