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Article View: borland.public.cppbuilder.database.ado
Article #2768

Re: Multiple INSERT INTO statements

#2768
From: Jonny
Date: Wed, 02 Apr 2003 18:31
74 lines
2931 bytes
thanks i'll try that out tomorrow

Jonny

"Blazek Jaroslav" <Jaroslav.Blazek@access-it.cz> wrote in message
news:159ea77c.0304020454.41782a3@posting.google.com...
> Hi,
>
> /*------------- ADOQueryEx.h ----------------*/
> class PACKAGE TADOQueryEx : public TADOQuery
> {
> public:
>         void __fastcall BeginFastAdd();
>         void __fastcall EndFastAdd();
> };
>
> /*------------- ADOQueryEx.cpp --------------*/
>
> void __fastcall TADOQueryEx::BeginFastAdd()
> {
>  if (!ComponentState.Contains(csLoading))
>    Close();
>  (dynamic_cast<TStringList *>(SQL))->OnChange = NULL;
> }
>
> void __fastcall TADOQueryEx::EndFastAdd()
> {
>  (dynamic_cast<TStringList *>(SQL))->OnChange = QueryChanged;
>  QueryChanged(SQL);
> }
>
> /*------------- example ------------*/
>  ADOQueryEx->BeginFastAdd();
>  try
>   {
>    ADOQueryEx->SQL->Clear();
>    for (int i = 0; i < 1000; i++)
>     ADOQueryEx->SQL->Add("INSERT MyTable (ColText) VALUES ('value')");
>   }
>  __finally
>   {
>    ADOQueryEx->EndFastAdd();
>   }
>
>  try
>   {
>    ADOQueryEx->ExecSQL();
>   }
>  catch(...)
>   {
>    ShowMessage("Error");
>   }
>
> Bc. Jaroslav Blazek
> Access-IT Ceska Lipa
> Jaroslav.Blazek@access-it.cz
> http://www.access-it.cz
>
> "Jonny" <jonny@nospam.jonnywilk.co.uk> wrote in message
news:<b5vimu$ruo$1$8302bc10@news.demon.co.uk>...
> > Hi
> >
> > I've got an application that needs to insert serval values into a table
say
> > between 100-1000 rows.  At the moment i've got an ADO connection to the
> > database, and then using an ADO Query i've got an INSERT INTO statement
> > that's placed in a for loop adding each row.
> >
> > This, however, is REALLY slow!  What's the best way do this quickly
> >
> > Thanks
> >
> >
> > Jonny
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From: "Jonny" <jonny@nospam.jonnywilk.co.uk>
Newsgroups: borland.public.cppbuilder.database.ado
Subject: Re: Multiple INSERT INTO statements
Date: Wed, 2 Apr 2003 19:31:58 +0100
Lines: 76
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