2003-01-17 14:38:05 +01:00
|
|
|
use test;
|
|
|
|
drop table if exists t1;
|
2003-03-02 19:17:41 +01:00
|
|
|
drop table if exists t2;
|
2003-01-17 14:38:05 +01:00
|
|
|
create table t1 (
|
|
|
|
id char(16) not null,
|
|
|
|
data int not null
|
|
|
|
);
|
2003-03-02 19:17:41 +01:00
|
|
|
create table t2 (
|
2003-11-20 18:30:02 +01:00
|
|
|
s char(16),
|
|
|
|
i int,
|
|
|
|
d double
|
2003-03-02 19:17:41 +01:00
|
|
|
);
|
2003-01-17 14:38:05 +01:00
|
|
|
create procedure foo42()
|
|
|
|
insert into test.t1 values ("foo", 42);
|
2003-02-19 12:42:32 +01:00
|
|
|
call foo42();
|
|
|
|
select * from t1;
|
|
|
|
id data
|
|
|
|
foo 42
|
|
|
|
delete from t1;
|
|
|
|
drop procedure foo42;
|
2003-03-26 15:02:48 +01:00
|
|
|
create procedure u()
|
|
|
|
use sptmp;
|
2003-04-02 20:42:28 +02:00
|
|
|
drop database if exists sptmp;
|
2003-03-26 15:02:48 +01:00
|
|
|
create database sptmp;
|
|
|
|
use test;
|
|
|
|
call u();
|
|
|
|
select database();
|
|
|
|
database()
|
|
|
|
test
|
|
|
|
drop database sptmp;
|
|
|
|
drop procedure u;
|
2003-01-17 14:38:05 +01:00
|
|
|
create procedure bar(x char(16), y int)
|
|
|
|
insert into test.t1 values (x, y);
|
2003-02-19 12:42:32 +01:00
|
|
|
call bar("bar", 666);
|
|
|
|
select * from t1;
|
|
|
|
id data
|
|
|
|
bar 666
|
|
|
|
delete from t1;
|
2003-11-13 19:34:56 +01:00
|
|
|
create procedure empty()
|
|
|
|
begin
|
|
|
|
end;
|
|
|
|
call empty();
|
|
|
|
drop procedure empty;
|
|
|
|
create procedure scope(a int, b float)
|
|
|
|
begin
|
|
|
|
declare b int;
|
|
|
|
declare c float;
|
|
|
|
begin
|
|
|
|
declare c int;
|
|
|
|
end;
|
|
|
|
end;
|
|
|
|
drop procedure scope;
|
2003-01-17 14:38:05 +01:00
|
|
|
create procedure two(x1 char(16), x2 char(16), y int)
|
|
|
|
begin
|
|
|
|
insert into test.t1 values (x1, y);
|
|
|
|
insert into test.t1 values (x2, y);
|
|
|
|
end;
|
2003-02-19 12:42:32 +01:00
|
|
|
call two("one", "two", 3);
|
|
|
|
select * from t1;
|
|
|
|
id data
|
|
|
|
one 3
|
|
|
|
two 3
|
|
|
|
delete from t1;
|
|
|
|
drop procedure two;
|
2003-01-17 14:38:05 +01:00
|
|
|
create procedure locset(x char(16), y int)
|
|
|
|
begin
|
|
|
|
declare z1, z2 int;
|
|
|
|
set z1 = y;
|
|
|
|
set z2 = z1+2;
|
|
|
|
insert into test.t1 values (x, z2);
|
|
|
|
end;
|
2003-02-19 12:42:32 +01:00
|
|
|
call locset("locset", 19);
|
|
|
|
select * from t1;
|
|
|
|
id data
|
|
|
|
locset 21
|
|
|
|
delete from t1;
|
|
|
|
drop procedure locset;
|
2003-11-19 11:26:18 +01:00
|
|
|
drop table if exists t3;
|
|
|
|
create table t3 ( d date, i int, f double, s varchar(32) );
|
|
|
|
create procedure nullset()
|
|
|
|
begin
|
|
|
|
declare ld date;
|
|
|
|
declare li int;
|
|
|
|
declare lf double;
|
|
|
|
declare ls varchar(32);
|
|
|
|
set ld = null, li = null, lf = null, ls = null;
|
|
|
|
insert into t3 values (ld, li, lf, ls);
|
2003-11-20 16:14:24 +01:00
|
|
|
insert into t3 (i, f, s) values ((ld is null), 1, "ld is null"),
|
|
|
|
((li is null), 1, "li is null"),
|
|
|
|
((li = 0), null, "li = 0"),
|
|
|
|
((lf is null), 1, "lf is null"),
|
|
|
|
((lf = 0), null, "lf = 0"),
|
|
|
|
((ls is null), 1, "ls is null");
|
2003-11-19 11:26:18 +01:00
|
|
|
end;
|
|
|
|
call nullset();
|
|
|
|
select * from t3;
|
|
|
|
d i f s
|
|
|
|
NULL NULL NULL NULL
|
2003-11-20 16:14:24 +01:00
|
|
|
NULL 1 1 ld is null
|
|
|
|
NULL 1 1 li is null
|
|
|
|
NULL NULL NULL li = 0
|
|
|
|
NULL 1 1 lf is null
|
|
|
|
NULL NULL NULL lf = 0
|
|
|
|
NULL 1 1 ls is null
|
2003-11-19 11:26:18 +01:00
|
|
|
drop table t3;
|
|
|
|
drop procedure nullset;
|
2003-01-17 14:38:05 +01:00
|
|
|
create procedure mixset(x char(16), y int)
|
|
|
|
begin
|
|
|
|
declare z int;
|
|
|
|
set @z = y, z = 666, max_join_size = 100;
|
|
|
|
insert into test.t1 values (x, z);
|
|
|
|
end;
|
2003-02-19 12:42:32 +01:00
|
|
|
call mixset("mixset", 19);
|
|
|
|
show variables like 'max_join_size';
|
|
|
|
Variable_name Value
|
|
|
|
max_join_size 100
|
|
|
|
select id,data,@z from t1;
|
|
|
|
id data @z
|
|
|
|
mixset 666 19
|
|
|
|
delete from t1;
|
|
|
|
drop procedure mixset;
|
2003-01-17 14:38:05 +01:00
|
|
|
create procedure zip(x char(16), y int)
|
|
|
|
begin
|
|
|
|
declare z int;
|
|
|
|
call zap(y, z);
|
|
|
|
call bar(x, z);
|
|
|
|
end;
|
|
|
|
create procedure zap(x int, out y int)
|
|
|
|
begin
|
|
|
|
declare z int;
|
|
|
|
set z = x+1, y = z;
|
|
|
|
end;
|
2003-02-19 12:42:32 +01:00
|
|
|
call zip("zip", 99);
|
|
|
|
select * from t1;
|
|
|
|
id data
|
|
|
|
zip 100
|
|
|
|
delete from t1;
|
|
|
|
drop procedure zip;
|
|
|
|
drop procedure bar;
|
2003-10-16 15:45:27 +02:00
|
|
|
call zap(7, @zap);
|
|
|
|
select @zap;
|
|
|
|
@zap
|
|
|
|
8
|
|
|
|
drop procedure zap;
|
2003-05-23 15:32:31 +02:00
|
|
|
create procedure c1(x int)
|
|
|
|
call c2("c", x);
|
|
|
|
create procedure c2(s char(16), x int)
|
|
|
|
call c3(x, s);
|
|
|
|
create procedure c3(x int, s char(16))
|
|
|
|
call c4("level", x, s);
|
|
|
|
create procedure c4(l char(8), x int, s char(16))
|
|
|
|
insert into t1 values (concat(l,s), x);
|
|
|
|
call c1(42);
|
|
|
|
select * from t1;
|
|
|
|
id data
|
|
|
|
levelc 42
|
|
|
|
delete from t1;
|
|
|
|
drop procedure c1;
|
|
|
|
drop procedure c2;
|
|
|
|
drop procedure c3;
|
|
|
|
drop procedure c4;
|
2003-01-17 14:38:05 +01:00
|
|
|
create procedure iotest(x1 char(16), x2 char(16), y int)
|
|
|
|
begin
|
|
|
|
call inc2(x2, y);
|
|
|
|
insert into test.t1 values (x1, y);
|
|
|
|
end;
|
|
|
|
create procedure inc2(x char(16), y int)
|
|
|
|
begin
|
|
|
|
call inc(y);
|
|
|
|
insert into test.t1 values (x, y);
|
|
|
|
end;
|
|
|
|
create procedure inc(inout io int)
|
|
|
|
set io = io + 1;
|
2003-02-19 12:42:32 +01:00
|
|
|
call iotest("io1", "io2", 1);
|
|
|
|
select * from t1;
|
|
|
|
id data
|
|
|
|
io2 2
|
|
|
|
io1 1
|
|
|
|
delete from t1;
|
|
|
|
drop procedure iotest;
|
|
|
|
drop procedure inc2;
|
2003-10-16 15:45:27 +02:00
|
|
|
create procedure incr(inout x int)
|
|
|
|
call inc(x);
|
|
|
|
select @zap;
|
|
|
|
@zap
|
|
|
|
8
|
|
|
|
call incr(@zap);
|
|
|
|
select @zap;
|
|
|
|
@zap
|
|
|
|
9
|
2003-02-19 12:42:32 +01:00
|
|
|
drop procedure inc;
|
2003-10-16 15:45:27 +02:00
|
|
|
drop procedure incr;
|
2003-01-17 14:38:05 +01:00
|
|
|
create procedure cbv1()
|
|
|
|
begin
|
2003-03-30 13:25:43 +02:00
|
|
|
declare y int default 3;
|
2003-01-17 14:38:05 +01:00
|
|
|
call cbv2(y+1, y);
|
|
|
|
insert into test.t1 values ("cbv1", y);
|
|
|
|
end;
|
|
|
|
create procedure cbv2(y1 int, inout y2 int)
|
|
|
|
begin
|
|
|
|
set y2 = 4711;
|
|
|
|
insert into test.t1 values ("cbv2", y1);
|
|
|
|
end;
|
2003-02-19 12:42:32 +01:00
|
|
|
call cbv1();
|
|
|
|
select * from t1;
|
|
|
|
id data
|
|
|
|
cbv2 4
|
|
|
|
cbv1 4711
|
|
|
|
delete from t1;
|
|
|
|
drop procedure cbv1;
|
|
|
|
drop procedure cbv2;
|
2003-04-27 17:35:54 +02:00
|
|
|
insert into t2 values ("a", 1, 1.1), ("b", 2, 1.2), ("c", 3, 1.3);
|
|
|
|
create procedure sub1(id char(16), x int)
|
|
|
|
insert into test.t1 values (id, x);
|
|
|
|
create function sub3(i int) returns int
|
|
|
|
return i+1;
|
|
|
|
call sub1("sub1a", (select 7));
|
|
|
|
call sub1("sub1b", (select max(i) from t2));
|
|
|
|
call sub1("sub1c", (select i,d from t2 limit 1));
|
|
|
|
call sub1("sub1d", (select 1 from (select 1) a));
|
|
|
|
select * from t1;
|
|
|
|
id data
|
|
|
|
sub1a 7
|
|
|
|
sub1b 3
|
|
|
|
sub1c 1
|
|
|
|
sub1d 1
|
|
|
|
select sub3((select max(i) from t2));
|
|
|
|
sub3((select max(i) from t2))
|
|
|
|
4
|
|
|
|
drop procedure sub1;
|
|
|
|
drop function sub3;
|
2003-01-17 14:38:05 +01:00
|
|
|
create procedure a0(x int)
|
|
|
|
while x do
|
|
|
|
set x = x-1;
|
|
|
|
insert into test.t1 values ("a0", x);
|
|
|
|
end while;
|
2003-02-19 12:42:32 +01:00
|
|
|
call a0(3);
|
|
|
|
select * from t1;
|
|
|
|
id data
|
2003-04-27 17:35:54 +02:00
|
|
|
sub1a 7
|
|
|
|
sub1b 3
|
|
|
|
sub1c 1
|
|
|
|
sub1d 1
|
2003-02-19 12:42:32 +01:00
|
|
|
a0 2
|
|
|
|
a0 1
|
|
|
|
a0 0
|
|
|
|
delete from t1;
|
|
|
|
drop procedure a0;
|
2003-01-17 14:38:05 +01:00
|
|
|
create procedure a(x int)
|
|
|
|
while x > 0 do
|
|
|
|
set x = x-1;
|
|
|
|
insert into test.t1 values ("a", x);
|
|
|
|
end while;
|
2003-02-19 12:42:32 +01:00
|
|
|
call a(3);
|
|
|
|
select * from t1;
|
|
|
|
id data
|
|
|
|
a 2
|
|
|
|
a 1
|
|
|
|
a 0
|
|
|
|
delete from t1;
|
|
|
|
drop procedure a;
|
2003-01-17 14:38:05 +01:00
|
|
|
create procedure b(x int)
|
2003-01-23 14:00:31 +01:00
|
|
|
repeat
|
|
|
|
insert into test.t1 values (repeat("b",3), x);
|
2003-01-17 14:38:05 +01:00
|
|
|
set x = x-1;
|
2003-01-23 14:00:31 +01:00
|
|
|
until x = 0 end repeat;
|
2003-02-19 12:42:32 +01:00
|
|
|
call b(3);
|
|
|
|
select * from t1;
|
|
|
|
id data
|
|
|
|
bbb 3
|
|
|
|
bbb 2
|
|
|
|
bbb 1
|
|
|
|
delete from t1;
|
|
|
|
drop procedure b;
|
2003-01-23 14:00:32 +01:00
|
|
|
create procedure b2(x int)
|
|
|
|
repeat(select 1 into outfile 'b2');
|
|
|
|
insert into test.t1 values (repeat("b2",3), x);
|
|
|
|
set x = x-1;
|
|
|
|
until x = 0 end repeat;
|
|
|
|
drop procedure b2;
|
2003-01-17 14:38:05 +01:00
|
|
|
create procedure c(x int)
|
|
|
|
hmm: while x > 0 do
|
|
|
|
insert into test.t1 values ("c", x);
|
|
|
|
set x = x-1;
|
|
|
|
iterate hmm;
|
|
|
|
insert into test.t1 values ("x", x);
|
|
|
|
end while hmm;
|
2003-02-19 12:42:32 +01:00
|
|
|
call c(3);
|
|
|
|
select * from t1;
|
|
|
|
id data
|
|
|
|
c 3
|
|
|
|
c 2
|
|
|
|
c 1
|
|
|
|
delete from t1;
|
|
|
|
drop procedure c;
|
2003-01-17 14:38:05 +01:00
|
|
|
create procedure d(x int)
|
|
|
|
hmm: while x > 0 do
|
|
|
|
insert into test.t1 values ("d", x);
|
|
|
|
set x = x-1;
|
|
|
|
leave hmm;
|
|
|
|
insert into test.t1 values ("x", x);
|
2003-11-13 19:34:56 +01:00
|
|
|
end while;
|
2003-02-19 12:42:32 +01:00
|
|
|
call d(3);
|
|
|
|
select * from t1;
|
|
|
|
id data
|
|
|
|
d 3
|
|
|
|
delete from t1;
|
|
|
|
drop procedure d;
|
2003-01-17 14:38:05 +01:00
|
|
|
create procedure e(x int)
|
|
|
|
foo: loop
|
|
|
|
if x = 0 then
|
|
|
|
leave foo;
|
|
|
|
end if;
|
|
|
|
insert into test.t1 values ("e", x);
|
|
|
|
set x = x-1;
|
|
|
|
end loop foo;
|
2003-02-19 12:42:32 +01:00
|
|
|
call e(3);
|
|
|
|
select * from t1;
|
|
|
|
id data
|
|
|
|
e 3
|
|
|
|
e 2
|
|
|
|
e 1
|
|
|
|
delete from t1;
|
|
|
|
drop procedure e;
|
2003-01-17 14:38:05 +01:00
|
|
|
create procedure f(x int)
|
|
|
|
if x < 0 then
|
|
|
|
insert into test.t1 values ("f", 0);
|
|
|
|
elseif x = 0 then
|
|
|
|
insert into test.t1 values ("f", 1);
|
|
|
|
else
|
|
|
|
insert into test.t1 values ("f", 2);
|
|
|
|
end if;
|
|
|
|
call f(-2);
|
|
|
|
call f(0);
|
|
|
|
call f(4);
|
|
|
|
select * from t1;
|
|
|
|
id data
|
|
|
|
f 0
|
|
|
|
f 1
|
|
|
|
f 2
|
|
|
|
delete from t1;
|
2003-02-19 12:42:32 +01:00
|
|
|
drop procedure f;
|
|
|
|
create procedure g(x int)
|
|
|
|
case
|
|
|
|
when x < 0 then
|
|
|
|
insert into test.t1 values ("g", 0);
|
|
|
|
when x = 0 then
|
|
|
|
insert into test.t1 values ("g", 1);
|
|
|
|
else
|
|
|
|
insert into test.t1 values ("g", 2);
|
|
|
|
end case;
|
2003-01-17 14:38:05 +01:00
|
|
|
call g(-42);
|
|
|
|
call g(0);
|
|
|
|
call g(1);
|
|
|
|
select * from t1;
|
|
|
|
id data
|
|
|
|
g 0
|
|
|
|
g 1
|
|
|
|
g 2
|
|
|
|
delete from t1;
|
2003-02-19 12:42:32 +01:00
|
|
|
drop procedure g;
|
|
|
|
create procedure h(x int)
|
|
|
|
case x
|
|
|
|
when 0 then
|
|
|
|
insert into test.t1 values ("h0", x);
|
|
|
|
when 1 then
|
|
|
|
insert into test.t1 values ("h1", x);
|
|
|
|
else
|
|
|
|
insert into test.t1 values ("h?", x);
|
|
|
|
end case;
|
2003-01-17 14:38:05 +01:00
|
|
|
call h(0);
|
|
|
|
call h(1);
|
|
|
|
call h(17);
|
|
|
|
select * from t1;
|
|
|
|
id data
|
|
|
|
h0 0
|
|
|
|
h1 1
|
|
|
|
h? 17
|
2003-02-02 17:41:21 +01:00
|
|
|
delete from t1;
|
2003-02-19 12:42:32 +01:00
|
|
|
drop procedure h;
|
2003-11-13 19:34:56 +01:00
|
|
|
create procedure i(x int)
|
|
|
|
foo:
|
|
|
|
begin
|
|
|
|
if x = 0 then
|
|
|
|
leave foo;
|
|
|
|
end if;
|
|
|
|
insert into test.t1 values ("i", x);
|
|
|
|
end foo;
|
|
|
|
call i(0);
|
|
|
|
call i(3);
|
|
|
|
select * from t1;
|
|
|
|
id data
|
|
|
|
i 3
|
|
|
|
delete from t1;
|
|
|
|
drop procedure i;
|
2003-02-19 12:42:32 +01:00
|
|
|
create procedure into_test(x char(16), y int)
|
|
|
|
begin
|
|
|
|
insert into test.t1 values (x, y);
|
|
|
|
select id,data into x,y from test.t1 limit 1;
|
|
|
|
insert into test.t1 values (concat(x, "2"), y+2);
|
|
|
|
end;
|
2003-02-02 17:41:21 +01:00
|
|
|
call into_test("into", 100);
|
2003-01-18 17:21:13 +01:00
|
|
|
select * from t1;
|
|
|
|
id data
|
2003-02-02 17:41:21 +01:00
|
|
|
into 100
|
|
|
|
into2 102
|
|
|
|
delete from t1;
|
2003-02-19 12:42:32 +01:00
|
|
|
drop procedure into_test;
|
|
|
|
create procedure into_test2(x char(16), y int)
|
|
|
|
begin
|
|
|
|
insert into test.t1 values (x, y);
|
|
|
|
select id,data into x,@z from test.t1 limit 1;
|
|
|
|
insert into test.t1 values (concat(x, "2"), y+2);
|
|
|
|
end;
|
2003-02-02 17:41:21 +01:00
|
|
|
call into_test2("into", 100);
|
|
|
|
select id,data,@z from t1;
|
|
|
|
id data @z
|
|
|
|
into 100 100
|
|
|
|
into2 102 100
|
2003-01-17 14:38:05 +01:00
|
|
|
delete from t1;
|
2003-02-02 17:41:21 +01:00
|
|
|
drop procedure into_test2;
|
2003-11-19 11:26:18 +01:00
|
|
|
create procedure into_test3()
|
|
|
|
begin
|
|
|
|
declare x char(16);
|
|
|
|
declare y int;
|
|
|
|
select * into x,y from test.t1 limit 1;
|
|
|
|
insert into test.t2 values (x, y, 0.0);
|
|
|
|
end;
|
|
|
|
insert into t1 values ("into3", 19);
|
|
|
|
delete from t2;
|
|
|
|
call into_test3();
|
|
|
|
call into_test3();
|
|
|
|
select * from t2;
|
|
|
|
s i d
|
|
|
|
into3 19 0
|
|
|
|
into3 19 0
|
|
|
|
delete from t1;
|
|
|
|
delete from t2;
|
|
|
|
drop procedure into_test3;
|
|
|
|
create procedure into_test4()
|
|
|
|
begin
|
|
|
|
declare x int;
|
|
|
|
select data into x from test.t1 limit 1;
|
|
|
|
insert into test.t3 values ("into4", x);
|
|
|
|
end;
|
|
|
|
delete from t1;
|
|
|
|
drop table if exists t3;
|
|
|
|
create table t3 ( s char(16), d int);
|
|
|
|
call into_test4();
|
|
|
|
Warnings:
|
|
|
|
select * from t3;
|
|
|
|
s d
|
|
|
|
into4 NULL
|
|
|
|
insert into t1 values ("i4", 77);
|
|
|
|
call into_test4();
|
|
|
|
select * from t3;
|
|
|
|
s d
|
|
|
|
into4 NULL
|
|
|
|
into4 77
|
|
|
|
delete from t1;
|
|
|
|
drop table t3;
|
|
|
|
drop procedure into_test4;
|
2003-02-19 12:42:32 +01:00
|
|
|
create procedure into_outfile(x char(16), y int)
|
|
|
|
begin
|
|
|
|
insert into test.t1 values (x, y);
|
|
|
|
select * into outfile "/tmp/spout" from test.t1;
|
|
|
|
insert into test.t1 values (concat(x, "2"), y+2);
|
|
|
|
end;
|
|
|
|
call into_outfile("ofile", 1);
|
|
|
|
delete from t1;
|
|
|
|
drop procedure into_outfile;
|
|
|
|
create procedure into_dumpfile(x char(16), y int)
|
|
|
|
begin
|
|
|
|
insert into test.t1 values (x, y);
|
|
|
|
select * into dumpfile "/tmp/spdump" from test.t1 limit 1;
|
|
|
|
insert into test.t1 values (concat(x, "2"), y+2);
|
|
|
|
end;
|
|
|
|
call into_dumpfile("dfile", 1);
|
|
|
|
delete from t1;
|
|
|
|
drop procedure into_dumpfile;
|
|
|
|
create procedure create_select(x char(16), y int)
|
|
|
|
begin
|
|
|
|
insert into test.t1 values (x, y);
|
2003-04-04 15:47:43 +02:00
|
|
|
create table test.t3 select * from test.t1;
|
|
|
|
insert into test.t3 values (concat(x, "2"), y+2);
|
2003-02-19 12:42:32 +01:00
|
|
|
end;
|
2003-04-04 15:47:43 +02:00
|
|
|
drop table if exists t3;
|
|
|
|
call create_select("cs", 90);
|
|
|
|
select * from t1, t3;
|
|
|
|
id data id data
|
|
|
|
cs 90 cs 90
|
|
|
|
cs 90 cs2 92
|
|
|
|
drop table if exists t3;
|
|
|
|
delete from t1;
|
2003-02-19 12:42:32 +01:00
|
|
|
drop procedure create_select;
|
2003-02-21 17:37:05 +01:00
|
|
|
create function e() returns double
|
|
|
|
return 2.7182818284590452354;
|
2003-02-27 19:08:52 +01:00
|
|
|
set @e = e();
|
|
|
|
select e(), @e;
|
|
|
|
e() @e
|
|
|
|
2.718281828459 2.718281828459
|
2003-02-26 19:22:29 +01:00
|
|
|
create function inc(i int) returns int
|
|
|
|
return i+1;
|
|
|
|
select inc(1), inc(99), inc(-71);
|
|
|
|
inc(1) inc(99) inc(-71)
|
|
|
|
2 100 -70
|
|
|
|
create function mul(x int, y int) returns int
|
|
|
|
return x*y;
|
|
|
|
select mul(1,1), mul(3,5), mul(4711, 666);
|
|
|
|
mul(1,1) mul(3,5) mul(4711, 666)
|
|
|
|
1 15 3137526
|
2003-02-27 19:08:52 +01:00
|
|
|
create function append(s1 char(8), s2 char(8)) returns char(16)
|
|
|
|
return concat(s1, s2);
|
|
|
|
select append("foo", "bar");
|
|
|
|
append("foo", "bar")
|
|
|
|
foobar
|
2003-02-21 17:37:05 +01:00
|
|
|
create function fac(n int unsigned) returns bigint unsigned
|
|
|
|
begin
|
2003-03-30 13:25:43 +02:00
|
|
|
declare f bigint unsigned default 1;
|
2003-02-21 17:37:05 +01:00
|
|
|
while n > 1 do
|
|
|
|
set f = f * n;
|
|
|
|
set n = n - 1;
|
|
|
|
end while;
|
|
|
|
return f;
|
|
|
|
end;
|
2003-02-27 19:08:52 +01:00
|
|
|
select fac(1), fac(2), fac(5), fac(10);
|
|
|
|
fac(1) fac(2) fac(5) fac(10)
|
|
|
|
1 2 120 3628800
|
2003-03-02 19:17:41 +01:00
|
|
|
create function fun(d double, i int, u int unsigned) returns double
|
|
|
|
return mul(inc(i), fac(u)) / e();
|
|
|
|
select fun(2.3, 3, 5);
|
|
|
|
fun(2.3, 3, 5)
|
|
|
|
176.58213176229
|
|
|
|
insert into t2 values (append("xxx", "yyy"), mul(4,3), e());
|
|
|
|
insert into t2 values (append("a", "b"), mul(2,mul(3,4)), fun(1.7, 4, 6));
|
|
|
|
select * from t2 where s = append("a", "b");
|
|
|
|
s i d
|
|
|
|
ab 24 1324.36598821719
|
|
|
|
select * from t2 where i = mul(4,3) or i = mul(mul(3,4),2);
|
|
|
|
s i d
|
|
|
|
xxxyyy 12 2.71828182845905
|
|
|
|
ab 24 1324.36598821719
|
|
|
|
select * from t2 where d = e();
|
|
|
|
s i d
|
|
|
|
xxxyyy 12 2.71828182845905
|
|
|
|
select * from t2;
|
|
|
|
s i d
|
|
|
|
xxxyyy 12 2.71828182845905
|
|
|
|
ab 24 1324.36598821719
|
|
|
|
delete from t2;
|
2003-02-26 19:22:29 +01:00
|
|
|
drop function e;
|
|
|
|
drop function inc;
|
|
|
|
drop function mul;
|
2003-02-27 19:08:52 +01:00
|
|
|
drop function append;
|
2003-03-02 19:17:41 +01:00
|
|
|
drop function fun;
|
2003-09-16 14:26:08 +02:00
|
|
|
create procedure hndlr1(val int)
|
|
|
|
begin
|
|
|
|
declare x int default 0;
|
|
|
|
declare foo condition for 1146;
|
2003-11-13 19:34:56 +01:00
|
|
|
declare bar condition for sqlstate '42S98'; # Just for testing syntax
|
|
|
|
declare zip condition for sqlstate value '42S99'; # Just for testing syntax
|
2003-09-16 14:26:08 +02:00
|
|
|
declare continue handler for foo set x = 1;
|
|
|
|
insert into test.t666 values ("hndlr1", val); # Non-existing table
|
|
|
|
if (x) then
|
|
|
|
insert into test.t1 values ("hndlr1", val); # This instead then
|
|
|
|
end if;
|
|
|
|
end;
|
|
|
|
call hndlr1(42);
|
|
|
|
select * from t1;
|
|
|
|
id data
|
|
|
|
hndlr1 42
|
|
|
|
delete from t1;
|
|
|
|
drop procedure hndlr1;
|
|
|
|
create procedure hndlr2(val int)
|
|
|
|
begin
|
|
|
|
declare x int default 0;
|
|
|
|
begin
|
2003-11-13 19:34:56 +01:00
|
|
|
declare exit handler for sqlstate '42S02' set x = 1;
|
2003-09-16 14:26:08 +02:00
|
|
|
insert into test.t666 values ("hndlr2", val); # Non-existing table
|
|
|
|
end;
|
|
|
|
insert into test.t1 values ("hndlr2", x);
|
|
|
|
end;
|
|
|
|
call hndlr2(42);
|
|
|
|
select * from t1;
|
|
|
|
id data
|
|
|
|
hndlr2 1
|
|
|
|
delete from t1;
|
|
|
|
drop procedure hndlr2;
|
|
|
|
create procedure hndlr3(val int)
|
|
|
|
begin
|
|
|
|
declare x int default 0;
|
|
|
|
declare continue handler for sqlexception # Any error
|
|
|
|
begin
|
|
|
|
declare z int;
|
|
|
|
set z = 2 * val;
|
|
|
|
set x = 1;
|
|
|
|
end;
|
|
|
|
if val < 10 then
|
|
|
|
begin
|
|
|
|
declare y int;
|
|
|
|
set y = val + 10;
|
|
|
|
insert into test.t666 values ("hndlr3", y); # Non-existing table
|
|
|
|
if x then
|
|
|
|
insert into test.t1 values ("hndlr3", y);
|
|
|
|
end if;
|
|
|
|
end;
|
|
|
|
end if;
|
|
|
|
end;
|
|
|
|
call hndlr3(3);
|
|
|
|
select * from t1;
|
|
|
|
id data
|
|
|
|
hndlr3 13
|
|
|
|
delete from t1;
|
|
|
|
drop procedure hndlr3;
|
2003-10-20 16:59:45 +02:00
|
|
|
drop table if exists t3;
|
|
|
|
create table t3 ( id char(16), data int );
|
2003-10-17 17:13:49 +02:00
|
|
|
create procedure hndlr4()
|
|
|
|
begin
|
|
|
|
declare x int default 0;
|
|
|
|
declare val int; # No default
|
2003-12-01 18:24:09 +01:00
|
|
|
declare continue handler for sqlstate '02000' set x=1;
|
2003-10-20 16:59:45 +02:00
|
|
|
select data into val from test.t3 where id='z' limit 1; # No hits
|
|
|
|
insert into test.t3 values ('z', val);
|
2003-10-17 17:13:49 +02:00
|
|
|
end;
|
|
|
|
call hndlr4();
|
2003-10-20 16:59:45 +02:00
|
|
|
select * from t3;
|
2003-10-17 17:13:49 +02:00
|
|
|
id data
|
2003-10-20 16:59:45 +02:00
|
|
|
z NULL
|
|
|
|
drop table t3;
|
2003-10-17 17:13:49 +02:00
|
|
|
drop procedure hndlr4;
|
2003-10-10 16:57:21 +02:00
|
|
|
create procedure cur1()
|
|
|
|
begin
|
|
|
|
declare done int default 0;
|
2003-12-01 18:24:09 +01:00
|
|
|
declare continue handler for sqlstate '02000' set done = 1;
|
2003-10-10 16:57:21 +02:00
|
|
|
declare c cursor for select * from test.t2;
|
|
|
|
declare a char(16);
|
|
|
|
declare b int;
|
|
|
|
declare c double;
|
|
|
|
open c;
|
|
|
|
repeat
|
|
|
|
fetch c into a, b, c;
|
|
|
|
if not done then
|
|
|
|
insert into test.t1 values (a, b+c);
|
|
|
|
end if;
|
|
|
|
until done end repeat;
|
|
|
|
close c;
|
|
|
|
end;
|
|
|
|
insert into t2 values ("foo", 42, -1.9), ("bar", 3, 12.1), ("zap", 666, -3.14);
|
|
|
|
call cur1();
|
|
|
|
select * from t1;
|
|
|
|
id data
|
|
|
|
foo 40
|
|
|
|
bar 15
|
|
|
|
zap 663
|
2003-10-14 12:59:28 +02:00
|
|
|
drop procedure cur1;
|
2003-10-20 16:59:45 +02:00
|
|
|
drop table if exists t3;
|
2003-10-14 12:59:28 +02:00
|
|
|
create table t3 ( s char(16), i int );
|
|
|
|
create procedure cur2()
|
|
|
|
begin
|
|
|
|
declare done int default 0;
|
2003-12-01 18:24:09 +01:00
|
|
|
declare continue handler for sqlstate '02000' set done = 1;
|
2003-10-14 12:59:28 +02:00
|
|
|
declare c1 cursor for select id,data from test.t1;
|
|
|
|
declare c2 cursor for select i from test.t2;
|
|
|
|
open c1;
|
|
|
|
open c2;
|
|
|
|
repeat
|
|
|
|
begin
|
|
|
|
declare a char(16);
|
|
|
|
declare b,c int;
|
|
|
|
fetch c1 into a, b;
|
|
|
|
fetch c2 into c;
|
|
|
|
if not done then
|
|
|
|
if b < c then
|
|
|
|
insert into test.t3 values (a, b);
|
|
|
|
else
|
|
|
|
insert into test.t3 values (a, c);
|
|
|
|
end if;
|
|
|
|
end if;
|
|
|
|
end;
|
|
|
|
until done end repeat;
|
|
|
|
close c1;
|
|
|
|
close c2;
|
|
|
|
end;
|
|
|
|
call cur2();
|
|
|
|
select * from t3;
|
|
|
|
s i
|
|
|
|
foo 40
|
|
|
|
bar 3
|
|
|
|
zap 663
|
2003-10-10 16:57:21 +02:00
|
|
|
delete from t1;
|
|
|
|
delete from t2;
|
2003-10-14 12:59:28 +02:00
|
|
|
drop table t3;
|
|
|
|
drop procedure cur2;
|
2003-10-03 12:39:12 +02:00
|
|
|
create procedure bug822(a_id char(16), a_data int)
|
|
|
|
begin
|
|
|
|
declare n int;
|
|
|
|
select count(*) into n from t1 where id = a_id and data = a_data;
|
|
|
|
if n = 0 then
|
|
|
|
insert into t1 (id, data) values (a_id, a_data);
|
|
|
|
end if;
|
|
|
|
end;
|
|
|
|
call bug822('foo', 42);
|
|
|
|
call bug822('foo', 42);
|
|
|
|
call bug822('bar', 666);
|
|
|
|
select * from t1;
|
|
|
|
id data
|
|
|
|
foo 42
|
|
|
|
bar 666
|
|
|
|
delete from t1;
|
|
|
|
drop procedure bug822;
|
2003-10-14 12:59:28 +02:00
|
|
|
create procedure bug1495()
|
|
|
|
begin
|
|
|
|
declare x int;
|
|
|
|
select data into x from t1 order by id limit 1;
|
|
|
|
if x > 10 then
|
|
|
|
insert into t1 values ("less", x-10);
|
|
|
|
else
|
|
|
|
insert into t1 values ("more", x+10);
|
|
|
|
end if;
|
|
|
|
end;
|
|
|
|
insert into t1 values ('foo', 12);
|
|
|
|
call bug1495();
|
|
|
|
delete from t1 where id='foo';
|
|
|
|
insert into t1 values ('bar', 7);
|
|
|
|
call bug1495();
|
|
|
|
delete from t1 where id='bar';
|
|
|
|
select * from t1;
|
|
|
|
id data
|
|
|
|
less 2
|
|
|
|
more 17
|
|
|
|
delete from t1;
|
|
|
|
drop procedure bug1495;
|
2003-10-15 19:03:37 +02:00
|
|
|
create procedure bug1547(s char(16))
|
|
|
|
begin
|
|
|
|
declare x int;
|
|
|
|
select data into x from t1 where s = id limit 1;
|
|
|
|
if x > 10 then
|
|
|
|
insert into t1 values ("less", x-10);
|
|
|
|
else
|
|
|
|
insert into t1 values ("more", x+10);
|
|
|
|
end if;
|
|
|
|
end;
|
|
|
|
insert into t1 values ("foo", 12), ("bar", 7);
|
|
|
|
call bug1547("foo");
|
|
|
|
call bug1547("bar");
|
|
|
|
select * from t1;
|
|
|
|
id data
|
|
|
|
foo 12
|
|
|
|
bar 7
|
|
|
|
less 2
|
|
|
|
more 17
|
|
|
|
delete from t1;
|
|
|
|
drop procedure bug1547;
|
2003-10-28 15:43:49 +01:00
|
|
|
drop table if exists t70;
|
|
|
|
create table t70 (s1 int,s2 int);
|
|
|
|
insert into t70 values (1,2);
|
|
|
|
create procedure bug1656(out p1 int, out p2 int)
|
|
|
|
select * into p1, p1 from t70;
|
|
|
|
call bug1656(@1, @2);
|
|
|
|
select @1, @2;
|
|
|
|
@1 @2
|
|
|
|
2 NULL
|
|
|
|
drop table t70;
|
|
|
|
drop procedure bug1656;
|
2003-11-19 11:26:18 +01:00
|
|
|
drop table if exists t3;
|
|
|
|
create table t3(a int);
|
|
|
|
create procedure bug1862()
|
|
|
|
begin
|
|
|
|
insert into t3 values(2);
|
|
|
|
flush tables;
|
|
|
|
end;
|
|
|
|
call bug1862();
|
|
|
|
call bug1862();
|
|
|
|
select * from t3;
|
|
|
|
a
|
|
|
|
2
|
|
|
|
2
|
|
|
|
drop table t3;
|
|
|
|
drop procedure bug1862;
|
2003-11-20 18:30:02 +01:00
|
|
|
create procedure bug1874()
|
|
|
|
begin
|
|
|
|
declare x int;
|
|
|
|
declare y double;
|
|
|
|
select max(data) into x from t1;
|
|
|
|
insert into t2 values ("max", x, 0);
|
|
|
|
select min(data) into x from t1;
|
|
|
|
insert into t2 values ("min", x, 0);
|
|
|
|
select sum(data) into x from t1;
|
|
|
|
insert into t2 values ("sum", x, 0);
|
|
|
|
select avg(data) into y from t1;
|
|
|
|
insert into t2 values ("avg", 0, y);
|
|
|
|
end;
|
|
|
|
insert into t1 (data) values (3), (1), (5), (9), (4);
|
|
|
|
call bug1874();
|
|
|
|
select * from t2;
|
|
|
|
s i d
|
|
|
|
max 9 0
|
|
|
|
min 1 0
|
|
|
|
sum 22 0
|
|
|
|
avg 0 4.4
|
|
|
|
delete from t1;
|
|
|
|
delete from t2;
|
|
|
|
drop procedure bug1874;
|
2003-03-03 15:03:19 +01:00
|
|
|
drop table if exists fac;
|
|
|
|
create table fac (n int unsigned not null primary key, f bigint unsigned);
|
|
|
|
create procedure ifac(n int unsigned)
|
|
|
|
begin
|
2003-03-30 13:25:43 +02:00
|
|
|
declare i int unsigned default 1;
|
2003-03-03 15:03:19 +01:00
|
|
|
if n > 20 then
|
|
|
|
set n = 20; # bigint overflow otherwise
|
|
|
|
end if;
|
|
|
|
while i <= n do
|
|
|
|
begin
|
|
|
|
insert into test.fac values (i, fac(i));
|
|
|
|
set i = i + 1;
|
|
|
|
end;
|
|
|
|
end while;
|
|
|
|
end;
|
|
|
|
call ifac(20);
|
|
|
|
select * from fac;
|
|
|
|
n f
|
|
|
|
1 1
|
|
|
|
2 2
|
|
|
|
3 6
|
|
|
|
4 24
|
|
|
|
5 120
|
|
|
|
6 720
|
|
|
|
7 5040
|
|
|
|
8 40320
|
|
|
|
9 362880
|
|
|
|
10 3628800
|
|
|
|
11 39916800
|
|
|
|
12 479001600
|
|
|
|
13 6227020800
|
|
|
|
14 87178291200
|
|
|
|
15 1307674368000
|
|
|
|
16 20922789888000
|
|
|
|
17 355687428096000
|
|
|
|
18 6402373705728000
|
|
|
|
19 121645100408832000
|
|
|
|
20 2432902008176640000
|
|
|
|
drop table fac;
|
2003-11-17 18:21:36 +01:00
|
|
|
show function status like '%f%';
|
|
|
|
Name Type Creator Modified Created Suid Comment
|
|
|
|
fac function root@localhost 0000-00-00 00:00:00 0000-00-00 00:00:00 Y
|
2003-03-03 15:03:19 +01:00
|
|
|
drop procedure ifac;
|
|
|
|
drop function fac;
|
2003-11-20 15:07:22 +01:00
|
|
|
show function status like '%f%';
|
|
|
|
Name Type Creator Modified Created Suid Comment
|
2003-03-06 19:16:46 +01:00
|
|
|
drop table if exists primes;
|
|
|
|
create table primes (
|
|
|
|
i int unsigned not null primary key,
|
|
|
|
p bigint unsigned not null
|
|
|
|
);
|
|
|
|
insert into primes values
|
|
|
|
( 0, 3), ( 1, 5), ( 2, 7), ( 3, 11), ( 4, 13),
|
|
|
|
( 5, 17), ( 6, 19), ( 7, 23), ( 8, 29), ( 9, 31),
|
|
|
|
(10, 37), (11, 41), (12, 43), (13, 47), (14, 53),
|
|
|
|
(15, 59), (16, 61), (17, 67), (18, 71), (19, 73),
|
|
|
|
(20, 79), (21, 83), (22, 89), (23, 97), (24, 101),
|
|
|
|
(25, 103), (26, 107), (27, 109), (28, 113), (29, 127),
|
|
|
|
(30, 131), (31, 137), (32, 139), (33, 149), (34, 151),
|
|
|
|
(35, 157), (36, 163), (37, 167), (38, 173), (39, 179),
|
|
|
|
(40, 181), (41, 191), (42, 193), (43, 197), (44, 199);
|
|
|
|
create procedure opp(n bigint unsigned, out pp bool)
|
|
|
|
begin
|
|
|
|
declare r double;
|
2003-03-30 13:25:43 +02:00
|
|
|
declare b, s bigint unsigned default 0;
|
2003-03-06 19:16:46 +01:00
|
|
|
set r = sqrt(n);
|
|
|
|
again:
|
|
|
|
loop
|
|
|
|
if s = 45 then
|
|
|
|
set b = b+200, s = 0;
|
|
|
|
else
|
|
|
|
begin
|
|
|
|
declare p bigint unsigned;
|
|
|
|
select t.p into p from test.primes t where t.i = s;
|
|
|
|
if b+p > r then
|
|
|
|
set pp = 1;
|
|
|
|
leave again;
|
|
|
|
end if;
|
|
|
|
if mod(n, b+p) = 0 then
|
|
|
|
set pp = 0;
|
|
|
|
leave again;
|
|
|
|
end if;
|
|
|
|
set s = s+1;
|
|
|
|
end;
|
|
|
|
end if;
|
2003-11-13 19:34:56 +01:00
|
|
|
end loop;
|
2003-03-06 19:16:46 +01:00
|
|
|
end;
|
|
|
|
create procedure ip(m int unsigned)
|
|
|
|
begin
|
|
|
|
declare p bigint unsigned;
|
|
|
|
declare i int unsigned;
|
|
|
|
set i=45, p=201;
|
|
|
|
while i < m do
|
|
|
|
begin
|
2003-03-30 13:25:43 +02:00
|
|
|
declare pp bool default 0;
|
2003-03-06 19:16:46 +01:00
|
|
|
call opp(p, pp);
|
|
|
|
if pp then
|
|
|
|
insert into test.primes values (i, p);
|
|
|
|
set i = i+1;
|
|
|
|
end if;
|
|
|
|
set p = p+2;
|
|
|
|
end;
|
|
|
|
end while;
|
|
|
|
end;
|
2003-11-17 18:21:36 +01:00
|
|
|
show create procedure opp;
|
|
|
|
Procedure Create Procedure
|
|
|
|
opp create procedure opp(n bigint unsigned, out pp bool)
|
|
|
|
begin
|
|
|
|
declare r double;
|
|
|
|
declare b, s bigint unsigned default 0;
|
|
|
|
set r = sqrt(n);
|
|
|
|
again:
|
|
|
|
loop
|
|
|
|
if s = 45 then
|
|
|
|
set b = b+200, s = 0;
|
|
|
|
else
|
|
|
|
begin
|
|
|
|
declare p bigint unsigned;
|
|
|
|
select t.p into p from test.primes t where t.i = s;
|
|
|
|
if b+p > r then
|
|
|
|
set pp = 1;
|
|
|
|
leave again;
|
|
|
|
end if;
|
|
|
|
if mod(n, b+p) = 0 then
|
|
|
|
set pp = 0;
|
|
|
|
leave again;
|
|
|
|
end if;
|
|
|
|
set s = s+1;
|
|
|
|
end;
|
|
|
|
end if;
|
|
|
|
end loop;
|
|
|
|
end
|
|
|
|
show procedure status like '%p%';
|
|
|
|
Name Type Creator Modified Created Suid Comment
|
|
|
|
ip procedure root@localhost 0000-00-00 00:00:00 0000-00-00 00:00:00 Y
|
|
|
|
opp procedure root@localhost 0000-00-00 00:00:00 0000-00-00 00:00:00 Y
|
2003-03-20 11:57:05 +01:00
|
|
|
call ip(200);
|
|
|
|
select * from primes where i=45 or i=100 or i=199;
|
|
|
|
i p
|
|
|
|
45 211
|
|
|
|
100 557
|
|
|
|
199 1229
|
2003-03-06 19:16:46 +01:00
|
|
|
drop table primes;
|
|
|
|
drop procedure opp;
|
|
|
|
drop procedure ip;
|
2003-11-20 15:07:22 +01:00
|
|
|
show procedure status like '%p%';
|
|
|
|
Name Type Creator Modified Created Suid Comment
|
2003-11-17 18:21:36 +01:00
|
|
|
create procedure bar(x char(16), y int)
|
2003-11-19 11:26:18 +01:00
|
|
|
comment "111111111111" sql security invoker
|
2003-11-17 18:21:36 +01:00
|
|
|
insert into test.t1 values (x, y);
|
|
|
|
show procedure status like 'bar';
|
|
|
|
Name Type Creator Modified Created Suid Comment
|
|
|
|
bar procedure root@localhost 0000-00-00 00:00:00 0000-00-00 00:00:00 N 111111111111
|
2003-11-19 11:26:18 +01:00
|
|
|
alter procedure bar name bar2 comment "2222222222" sql security definer;
|
2003-11-17 18:21:36 +01:00
|
|
|
alter procedure bar2 name bar comment "3333333333";
|
|
|
|
alter procedure bar;
|
|
|
|
show create procedure bar;
|
|
|
|
Procedure Create Procedure
|
|
|
|
bar create procedure bar(x char(16), y int)
|
2003-11-19 11:26:18 +01:00
|
|
|
comment "111111111111" sql security invoker
|
2003-11-17 18:21:36 +01:00
|
|
|
insert into test.t1 values (x, y)
|
|
|
|
show procedure status like 'bar';
|
|
|
|
Name Type Creator Modified Created Suid Comment
|
|
|
|
bar procedure root@localhost 0000-00-00 00:00:00 0000-00-00 00:00:00 Y 3333333333
|
2003-11-19 11:26:18 +01:00
|
|
|
drop procedure bar;
|
2003-01-17 14:38:05 +01:00
|
|
|
drop table t1;
|
2003-03-02 19:17:41 +01:00
|
|
|
drop table t2;
|