SET @start_global_value = @@global.max_error_count;
SELECT @start_global_value;
@start_global_value
64
SET @start_session_value = @@session.max_error_count;
SELECT @start_session_value;
@start_session_value
64
drop database if exists demo;
create database demo;
use demo;
create procedure proc_1()
begin
declare exit handler for sqlexception
resignal sqlstate '45000' set message_text='Oops in proc_1';
call proc_2();
end
$$
create procedure proc_2()
begin
declare exit handler for sqlexception
resignal sqlstate '45000' set message_text='Oops in proc_2';
call proc_3();
end
$$
create procedure proc_3()
begin
declare exit handler for sqlexception
resignal sqlstate '45000' set message_text='Oops in proc_3';
call proc_4();
end
$$
create procedure proc_4()
begin
declare exit handler for sqlexception
resignal sqlstate '45000' set message_text='Oops in proc_4';
call proc_5();
end
$$
create procedure proc_5()
begin
declare exit handler for sqlexception
resignal sqlstate '45000' set message_text='Oops in proc_5';
call proc_6();
end
$$
create procedure proc_6()
begin
declare exit handler for sqlexception
resignal sqlstate '45000' set message_text='Oops in proc_6';
call proc_7();
end
$$
create procedure proc_7()
begin
declare exit handler for sqlexception
resignal sqlstate '45000' set message_text='Oops in proc_7';
call proc_8();
end
$$
create procedure proc_8()
begin
declare exit handler for sqlexception
resignal sqlstate '45000' set message_text='Oops in proc_8';
call proc_9();
end
$$
create procedure proc_9()
begin
declare exit handler for sqlexception
resignal sqlstate '45000' set message_text='Oops in proc_9';
## Do something that fails, to see how errors are reported
drop table oops_it_is_not_here;
end
$$
call proc_1();
ERROR 45000: Oops in proc_1
show warnings;
Level	Code	Message
Error	1051	Unknown table 'oops_it_is_not_here'
Error	1773	Oops in proc_9
Error	1773	Oops in proc_8
Error	1773	Oops in proc_7
Error	1773	Oops in proc_6
Error	1773	Oops in proc_5
Error	1773	Oops in proc_4
Error	1773	Oops in proc_3
Error	1773	Oops in proc_2
Error	1773	Oops in proc_1
SET @@session.max_error_count = 5;
SELECT @@session.max_error_count;
@@session.max_error_count
5
call proc_1();
ERROR 45000: Oops in proc_1
show warnings;
Level	Code	Message
Error	1773	Oops in proc_5
Error	1773	Oops in proc_4
Error	1773	Oops in proc_3
Error	1773	Oops in proc_2
Error	1773	Oops in proc_1
SET @@session.max_error_count = 7;
SELECT @@session.max_error_count;
@@session.max_error_count
7
call proc_1();
ERROR 45000: Oops in proc_1
show warnings;
Level	Code	Message
Error	1773	Oops in proc_7
Error	1773	Oops in proc_6
Error	1773	Oops in proc_5
Error	1773	Oops in proc_4
Error	1773	Oops in proc_3
Error	1773	Oops in proc_2
Error	1773	Oops in proc_1
SET @@session.max_error_count = 9;
SELECT @@session.max_error_count;
@@session.max_error_count
9
call proc_1();
ERROR 45000: Oops in proc_1
show warnings;
Level	Code	Message
Error	1773	Oops in proc_9
Error	1773	Oops in proc_8
Error	1773	Oops in proc_7
Error	1773	Oops in proc_6
Error	1773	Oops in proc_5
Error	1773	Oops in proc_4
Error	1773	Oops in proc_3
Error	1773	Oops in proc_2
Error	1773	Oops in proc_1
drop database demo;
SET @@global.max_error_count = @start_global_value;
SELECT @@global.max_error_count;
@@global.max_error_count
64
SET @@session.max_error_count = @start_session_value;
SELECT @@session.max_error_count;
@@session.max_error_count
64
