| From: | Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> | 
|---|---|
| To: | Böjthe Zoltán <zbojthe(at)arcinfo(dot)hu> | 
| Cc: | pgsql-patches(at)postgresql(dot)org | 
| Subject: | Re: timetravel.c | 
| Date: | 2003-09-11 17:23:14 | 
| Message-ID: | 200309111723.h8BHNEH22129@candle.pha.pa.us | 
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| Thread: | |
| Lists: | pgsql-patches | 
I had to modify your patch sligthly to fit more recent code
changes --- updated version attached and applied.
---------------------------------------------------------------------------
Bjthe Zoltn wrote:
> Bruce Momjian ?rta:
> 
> >Patch applied.  Thanks.
> >
> >---------------------------------------------------------------------------
> >  
> >
> Hi!
> 
> on my timetravel.c I find a bug: after the
> ALTER TABLE mytable drop column last_column_of_table;
> 
> the timetravel trigger say on UPDATE/DELETE:
> 
> ERROR:  parser: parse error at end of input
> 
> 
> Here is the patch for this bug
> 
> B?jthe Zolt?n
> --- timetravel.c.prev	2003-06-27 19:56:40.000000000 +0200
> +++ timetravel.c	2003-09-02 14:53:21.000000000 +0200
> @@ -306,7 +306,7 @@
>  		void	*pplan;
>  		Oid	*ctypes;
>  		char	sql[8192];
> -		int	j;
> +		char	separ=' ';
>  
>  		/* allocate ctypes for preparation */
>  		ctypes = (Oid *) palloc(natts * sizeof(Oid));
> @@ -319,11 +319,12 @@
>  		{
>  			ctypes[i - 1] = SPI_gettypeid(tupdesc, i);
>  			if(!(tupdesc->attrs[i - 1]->attisdropped))	/* skip dropped columns */
> -			    snprintf(sql + strlen(sql), sizeof(sql) - strlen(sql), "$%d%s",
> -					i, (i < natts) ? ", " : ")" );
> -//			    snprintf(sql + strlen(sql), sizeof(sql) - strlen(sql), "$%d /* %d */ %s",
> -//					i, ctypes[i-1], (i < natts) ? ", " : ")" );
> +			{
> +			    snprintf(sql + strlen(sql), sizeof(sql) - strlen(sql), "%c$%d", separ,i);
> +			    separ = ',';
> +			}
>  		}
> +		snprintf(sql + strlen(sql), sizeof(sql) - strlen(sql), ")");
>  
>  //		elog(NOTICE, "timetravel (%s) update: sql: %s", relname, sql);
>  
> 
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-- 
  Bruce Momjian                        |  http://candle.pha.pa.us
  pgman(at)candle(dot)pha(dot)pa(dot)us               |  (610) 359-1001
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