Marc, Marc G. Fournier writes: > if (ic_flag == 1) { > /*only select those non-IC/Spyder nodes that has full update set*/ > EXEC SQL DECLARE full_dyn_node CURSOR FOR > SELECT node_name FROM NODE > WHERE dynamic_community = 'f' AND ic_flag='n' AND machine_type!=22 > AND node_id != 0 AND NODE_NAME != :nodename; > } > else{ > EXEC SQL DECLARE full_dyn_node CURSOR FOR > SELECT node_name FROM NODE > WHERE dynamic_community = 'f' > AND node_id != 0 AND NODE_NAME != :nodename; (line#493) > } > > the above code generates the following error: > > The compiler complains: > ../subapi.pgc:493: ERROR: cursor full_dyn_node already defined > > since its envelop'd in an if/else clause, shouldn't it work?
Unfortuantely no, you can only ever have one "EXEC SQL DECLARE" for a given cursor name due to ecpg/ESQL simple parsing. What you would do in a situation like this is something like: if( ic_flag == 1 ) /* only select those non-IC/Spyder nodes that has full update set */ sprintf(stmt, "SELECT node_name FROM NODE WHERE dynamic_community = 'f' AND ic_flag = 'n' AND machine_type != 22 AND node_id != 0 AND NODE_NAME != %s", nodename); else sprintf(stmt, "SELECT node_name FROM NODE WHERE dynamic_community = 'f' AND node_id != 0 AND NODE_NAME != %s", nodename); EXEC SQL PREPARE s_statement FROM :stmt; EXEC SQL DECLARE full_dyn_node CURSOR FOR s_statement; Regards, Lee. ---------------------------(end of broadcast)--------------------------- TIP 4: Don't 'kill -9' the postmaster