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use test;
drop table if exists t1;
create table t1 (
id char(16) not null,
data int not null
);
create procedure foo42()
insert into test.t1 values ("foo", 42);
call foo42();
select * from t1;
id data
foo 42
delete from t1;
drop procedure foo42;
create procedure bar(x char(16), y int)
insert into test.t1 values (x, y);
call bar("bar", 666);
select * from t1;
id data
bar 666
delete from t1;
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;
call two("one", "two", 3);
select * from t1;
id data
one 3
two 3
delete from t1;
drop procedure two;
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;
call locset("locset", 19);
select * from t1;
id data
locset 21
delete from t1;
drop procedure locset;
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;
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;
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;
call zip("zip", 99);
select * from t1;
id data
zip 100
delete from t1;
drop procedure zip;
drop procedure zap;
drop procedure bar;
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;
call iotest("io1", "io2", 1);
select * from t1;
id data
io2 2
io1 1
delete from t1;
drop procedure iotest;
drop procedure inc2;
drop procedure inc;
create procedure cbv1()
begin
declare y int;
set y = 3;
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;
call cbv1();
select * from t1;
id data
cbv2 4
cbv1 4711
delete from t1;
drop procedure cbv1;
drop procedure cbv2;
create procedure a0(x int)
while x do
set x = x-1;
insert into test.t1 values ("a0", x);
end while;
call a0(3);
select * from t1;
id data
a0 2
a0 1
a0 0
delete from t1;
drop procedure a0;
create procedure a(x int)
while x > 0 do
set x = x-1;
insert into test.t1 values ("a", x);
end while;
call a(3);
select * from t1;
id data
a 2
a 1
a 0
delete from t1;
drop procedure a;
create procedure b(x int)
repeat
insert into test.t1 values (repeat("b",3), x);
set x = x-1;
until x = 0 end repeat;
call b(3);
select * from t1;
id data
bbb 3
bbb 2
bbb 1
delete from t1;
drop procedure b;
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;
create procedure b3(x int)
repeat
select * from test.t1; # No INTO!
insert into test.t1 values (repeat("b3",3), x);
set x = x-1;
until x = 0 end repeat;
SELECT in a stored procedure must have INTO
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;
call c(3);
select * from t1;
id data
c 3
c 2
c 1
delete from t1;
drop procedure c;
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);
end while hmm;
call d(3);
select * from t1;
id data
d 3
delete from t1;
drop procedure d;
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;
call e(3);
select * from t1;
id data
e 3
e 2
e 1
delete from t1;
drop procedure e;
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;
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;
call g(-42);
call g(0);
call g(1);
select * from t1;
id data
g 0
g 1
g 2
delete from t1;
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;
call h(0);
call h(1);
call h(17);
select * from t1;
id data
h0 0
h1 1
h? 17
delete from t1;
drop procedure h;
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
declare i int unsigned;
set i = 1;
if n > 20 then
set n = 20;
end if;
while i <= n do
begin
declare f bigint unsigned;
set f = 0; # Temp. fix, this should not be needed in the future.
call fac(i, f);
insert into test.fac values (i, f);
set i = i + 1;
end;
end while;
end;
create procedure fac(n int unsigned, out f bigint unsigned)
begin
set f = 1;
while n > 1 do
set f = f * n;
set n = n - 1;
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;
drop procedure ifac;
drop procedure fac;
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;
call into_test("into", 100);
select * from t1;
id data
into 100
into2 102
delete from t1;
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;
call into_test2("into", 100);
select id,data,@z from t1;
id data @z
into 100 100
into2 102 100
delete from t1;
drop procedure into_test2;
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);
create table test.t2 select * from test.t1;
insert into test.t2 values (concat(x, "2"), y+2);
end;
drop procedure create_select;
create function foo returns real soname "foo.so";
Can't open shared library 'foo.so' (errno: 22 foo.so: cannot open shared object file: No such file or director)
create function e() returns double
return 2.7182818284590452354;
drop function e;
create function fac(n int unsigned) returns bigint unsigned
begin
declare f bigint unsigned;
set f = 1;
while n > 1 do
set f = f * n;
set n = n - 1;
end while;
return f;
end;
drop function fac;
drop table t1;
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