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Re: [HACKERS] Failures with arrays

From: Bruce Momjian <maillist(at)candle(dot)pha(dot)pa(dot)us>
To: olly(at)lfix(dot)co(dot)uk (Oliver Elphick)
Cc: bugs(at)postgreSQL(dot)org, hackers(at)postgreSQL(dot)org
Subject: Re: [HACKERS] Failures with arrays
Date: 1998-12-18 18:06:18
Message-ID: 199812181806.NAA03884@candle.pha.pa.us (view raw or flat)
Thread:
Lists: pgsql-bugspgsql-hackers
New TODO list item:

  * select t[1] from foo fails, select count(foo.t[1]) from foo crashes


> This was reported as a bug with the Debian package of 6.3.2; the same
> behaviour is still present in 6.4. 
> 
> bray=> create table foo ( t text[]);
> CREATE
> bray=> insert into foo values ( '{"a"}');
> INSERT 201354 1
> bray=> insert into foo values ( '{"a","b"}');
> INSERT 201355 1
> bray=>  insert into foo values ( '{"a","b","c"}');
> INSERT 201356 1
> bray=>  select * from foo;
> t            
> -------------
> {"a"}        
> {"a","b"}    
> {"a","b","c"}
> (3 rows)
> 
> bray=> select t[1] from foo;
> ERROR:  type name lookup of t failed
> bray=> select * from foo;
> t            
> -------------
> {"a"}        
> {"a","b"}    
> {"a","b","c"}
> (3 rows)
> 
> bray=> select foo.t[1] from foo;
> t
> -
> a
> a
> a
> (3 rows)
> 
> bray=> select count(foo.t[1]) from foo;
> pqReadData() -- backend closed the channel unexpectedly.
> 
> -- 
> Oliver Elphick                                Oliver(dot)Elphick(at)lfix(dot)co(dot)uk
> Isle of Wight                              http://www.lfix.co.uk/oliver
>                PGP key from public servers; key ID 32B8FAA1
>                  ========================================
>      "Let us therefore come boldly unto the throne of grace,
>       that we may obtain mercy, and find grace to help in 
>       time of need."             Hebrews 4:16 
> 
> 
> 
> 


-- 
  Bruce Momjian                        |  http://www.op.net/~candle
  maillist(at)candle(dot)pha(dot)pa(dot)us            |  (610) 853-3000
  +  If your life is a hard drive,     |  830 Blythe Avenue
  +  Christ can be your backup.        |  Drexel Hill, Pennsylvania 19026

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