Re: ORACLE PROCEDURE TO POSTGRES FUNCTION -ERROR IN THE OVER PART

Manu T, 07.11.2011 08:18:
> I am using this query in the procedure and i error is throwing as mentioned below.and i want to convert the same oracle query into Postgresql.
>
> ERROR-->
>
> *ERROR: syntax error at or near "OVER"
> LINE 1: ...heme_id,d.value, d.dr_cr_flg , d.rule_id , RANK() OVER (part...
> ^
> QUERY: SELECT d1.scheme_id,d1.value, d1.dr_cr_flg from ( select d.scheme_id,d.value, d.dr_cr_flg , d.rule_id , RANK() OVER (partition by d.rule_id order by to_number(d.value) desc) AS rk from ( select b.scheme_id, b.rule_id, to_number( CASE b.value_type WHEN '%' THEN to_number((select COALESCE((b.scheme_value * a.base_miles)/100,0) from point_mtrx_acrul a,rule_matrix b where a.ORG = $1 and a.DEST = $2 and $3 between a.EFF_DT and a.EXP_DT and a.ARLN_NBR_CD = $4 )) ELSE b.SCHEME_VALUE END ) as value1, b.dr_cr_flg from rule_matrix b ,scheme_mstr c where b.rule_id = $5 and b.scheme_id = c.scheme_id and $3 between c.EFF_DT and c.EXP_DT and b.value_type not in ('AWARD') ) d ) d1, scheme_mstr c where d1.rk<=1 and c.scheme_id=d1.scheme_id and $3 between c.EFF_DT and c.EXP_DT and rownum=1
> CONTEXT: SQL statement in PL/PgSQL function "rule_engine" near line 563
>
> ********** Error **********
>
> ERROR: syntax error at or near "OVER"
> SQL state: 42601
> Context: SQL statement in PL/PgSQL function "rule_engine" near line 563

Windowing functions where introduced in Version 8.4. Which version are you using?