Marc,
Marc G. Fournier writes:> if (ic_flag == 1) {> /*only select those non-IC/Spyder nodes that has full
updateset*/> 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>
SELECTnode_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'tit 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_nameFROM 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.