x,

On Mon, Jun 4, 2018 at 10:54 AM, x <tam118...@hotmail.com> wrote:
> If the first loop exits with res3 == SQLITE_DONE then !result will be true 
> and the second loop should process exactly the same (assuming underlying data 
> is unchanged). I can’t see why the code below wouldn’t work although I’m 
> confused by the fact you say that sqlite3_step(stmt3)  returns SQLITE_DONE 
> immediately after the sqlite3_reset(stmt3) but later say it’s returning 1 
> (SQLITE_ERROR).

Yes, first loop exits with the SQLITE_DONE.
The call to sqlite3_reset() return 0 (success).

But the very first call to sqlite3_step() returns 1 (error). Then the
code goes to execute error handling branch where it calls
sqlite3_errcode().
This function returns 0 - which I think means no error is encountered
during the previous SQLite call.

I can try to get an external error code or the error message though
using the appropriate function.

Thank you.

>
>
> int result = 0,  res3 = SQLITE_OK;
> for( ; ; )
> {
>         res3 = sqlite3_step( stmt3 );
>         if( res3 == SQLITE_ROW )
>         {
>                 // initial processing
>         }
>         else if( res3 == SQLITE_DONE )
>                 break;
>         else
>         {
>                 // error handling
>                 result = 1;
>         }
> }
> if( !result )
> {
>         res3 = sqlite3_reset( stmt3 );
>         for( ; ; )
>         {
>                 res3 = sqlite3_step( stmt3 );
>                 if( res3 == SQLITE_ROW )
>                 {
>                        // actual processing
>                 }
>                 else if( res3 == SQLITE_DONE )
>                        break;
>                 else
>                 {
>                        // error handling
>                 }
>         }
> }
>
> Not sure where this code belongs
>
> if( res3 != SQLITE_DONE )
> break;
> }
>
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