I was just trying to use it similar to oracle handling in "returning COLUMN into :VAR" So in postgres I should not explicitly specify destination variable for 'returning' value in query itself, but rather retrieve the result from PGresult returned by PQexec(). ok, thanks for clarification!
On 24.06.2021 17:13, Laurenz Albe wrote: > On Thu, 2021-06-24 at 16:25 +0300, Michael Ivanov wrote: >>>> I'm trying to insert a record returning column value using the following >>>> query: >>>> >>>> INSERT INTO t_load (load_id, load_type) VALUES (:id, :typ) returning >>>> load_idx INTO :idx >>>> >>>> But when I try to prepare the query I'm getting the following error: >>>> >>>> PREPARE p1515544c00000001 AS insert into t_load (load_id, load_type) >>>> values ($1, $2) returning load_idx into $3]: >>>> ERROR: syntax error at or near "into" LINE 1: ...ad_id, load_type) >>>> values ($1, $2) returning load_idx into $3 >>>> >>>> ^ >>>> Why 'into var' is not accepted here? >>> >>> Are you talking about ECPG? >> >> I am using postgres c library, namely I'm calling PQexec() > > Then you don't need it. You may be mixing up SQL syntax and PL/pgSQL syntax. > > Just run the statement without the INTO, and it will return a result set, just > like a SELECT would. > > By the way, you cannot have parameters with PQexec(). > Use PQexecParams() for that. > > Yours, > Laurenz Albe > -- \ / | | (OvO) | Михаил Иванов | (^^^) | | \^/ | E-mail: iv...@isle.spb.ru | ^ ^ | |
