Re: Adding qualification conditions to EXPLAIN output - Mailing list pgsql-hackers

From Zeugswetter Andreas SB SD
Subject Re: Adding qualification conditions to EXPLAIN output
Date
Msg-id 46C15C39FEB2C44BA555E356FBCD6FA488787B@m0114.s-mxs.net
Whole thread Raw
In response to Adding qualification conditions to EXPLAIN output  (Tom Lane <tgl@sss.pgh.pa.us>)
List pgsql-hackers
> Index Scan using foo_f1_key on foo  (cost=0.00..17.08 rows=1 width=12)
>   indxqual: (f1 = 11)
>   qual: (f3 = 44)

Wow, that looks really nice.
The field headers could probably be more verbose, like:

Index Scan using foo_f1_key on foo  (cost=0.00..17.08 rows=1 width=12)  Index Filter: (f1 = 11)  Filter: (f3 = 44)

and for btree ranges:   Lower Index Filter:  Upper Index Filter:

> Question for the group: does this seem valuable enough to put into the
> standard EXPLAIN output, or should it be a special option?  I can

Imho make it standard for EXPLAIN. Simply too useful to not show it :-)

Andreas


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