DB2 - Problem description
Problem IT35309 | Status: Closed |
DYNAMIC QUERY EXECUTION FAILS WITH SQLCODE SQL0901N REASON CODE "CONSTANT OF UNSUPPORTED TYPE" | |
product: | |
DB2 FOR LUW / DB2FORLUW / B50 - DB2 | |
Problem description: | |
A dynamic query may fail at execution time with SQLCODE -901 and reason code "Constant of unsupported type". This can occur when all the following are true: - REOPT ONCE is enabled - The statement includes at least one REOPT supported variable - The query references an array global variable For example: create table t (c int); create type intarray as int array[2]; create variable arrayvar intarray; creaet variable intVar int default 2; set arrayvar[2] = 200; call set_routine_opts('REOPT ONCE'); create procedure P language sql begin atomic declare stmtText varchar(1024) default 'delete from t where c = arrayvar[2] or c =intVar'; -- prepare stmt from stmtText; -- execute stmt; -- end; call P(); SQL0901N The SQL statement or command failed because of a database system error. (Reason "Constant of unsupported type".) SQLSTATE=58004 | |
Problem Summary: | |
**************************************************************** * USERS AFFECTED: * * ALL * **************************************************************** * PROBLEM DESCRIPTION: * * See Error Description * **************************************************************** * RECOMMENDATION: * * Upgrade to Db2 version 11.5.6.0 * **************************************************************** | |
Local Fix: | |
Disable REOPT ONCE. | |
Solution | |
Workaround | |
**************************************************************** * USERS AFFECTED: * * ALL * **************************************************************** * PROBLEM DESCRIPTION: * * See Error Description * **************************************************************** * RECOMMENDATION: * * Upgrade to Db2 version 11.5.6.0 * **************************************************************** | |
Comment | |
First fixed in Db2 version 11.5.6.0 | |
Timestamps | |
Date - problem reported : Date - problem closed : Date - last modified : | 17.12.2020 21.06.2021 28.06.2021 |
Problem solved at the following versions (IBM BugInfos) | |
Problem solved according to the fixlist(s) of the following version(s) |