Yahooo !
Many thanks !

soe=# explain  EXECUTE test( random()*45000 );
                                     QUERY PLAN
-------------------------------------------------------------------------------------
Index Scan using addresses_cust_ix on addresses (cost=0.43..16.48 rows=3 width=84)
   Index Cond: (customer_id = 13117::bigint)

On 04.05.2015 05:10, Jim Nasby wrote:
PREPARE test AS SELECT ... WHERE customer_id = $1;
EXECUTE test( random()*45000 );



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