No, these messages are not confuse; I just wanted to show output
2016-03-04 15:58 GMT-06:00 David G. Johnston <david.g.johnston@xxxxxxxxx>:
when i run without the ANALIZE the output is:
pba=# EXPLAIN ( TIMING, BUFFERS) SELECT idprodxintegrar FROM _gc_tb a LEFT join _gc_cat b on ( b.arama <@ a.arama and a.arama <@ b.arama );
ERROR: la opción BUFFERS de EXPLAIN requiere ANALYZE
pba=# EXPLAIN ( TIMING) SELECT idprodxintegrar FROM _gc_tb a LEFT join _gc_cat b on ( b.arama <@ a.arama and a.arama <@ b.arama );
ERROR: la opción TIMING de EXPLAIN requiere ANALYZEWhat is it about those error messages that is confusing you?David J.