mirror of
https://github.com/MariaDB/server.git
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ae10d3d9e2
- In some cases, flow control optimization implemented in sp::optimize
removes hreturn instructions, causing SQL exception handlers to:
* never return
* execute wrong logic
- This patch overrides default short cut optimization on hreturn instructions
to avoid this problem.
737 lines
16 KiB
Plaintext
737 lines
16 KiB
Plaintext
drop procedure if exists empty;
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drop procedure if exists code_sample;
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create procedure empty()
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begin
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end;
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show procedure code empty;
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Pos Instruction
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drop procedure empty;
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create function almost_empty()
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returns int
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return 0;
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show function code almost_empty;
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Pos Instruction
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0 freturn 3 0
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drop function almost_empty;
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create procedure code_sample(x int, out err int, out nulls int)
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begin
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declare count int default 0;
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set nulls = 0;
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begin
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declare c cursor for select name from t1;
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declare exit handler for not found close c;
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open c;
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loop
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begin
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declare n varchar(20);
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declare continue handler for sqlexception set err=1;
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fetch c into n;
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if isnull(n) then
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set nulls = nulls + 1;
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else
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set count = count + 1;
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update t2 set idx = count where name=n;
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end if;
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end;
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end loop;
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end;
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select t.name, t.idx from t2 t order by idx asc;
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end//
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show procedure code code_sample;
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Pos Instruction
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0 set count@3 0
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1 set nulls@2 0
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2 cpush c@0
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3 hpush_jump 6 4 EXIT
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4 cclose c@0
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5 hreturn 0 19
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6 copen c@0
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7 set n@4 NULL
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8 hpush_jump 11 5 CONTINUE
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9 set err@1 1
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10 hreturn 5
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11 cfetch c@0 n@4
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12 jump_if_not 15(17) isnull(n@4)
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13 set nulls@2 (nulls@2 + 1)
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14 jump 17
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15 set count@3 (count@3 + 1)
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16 stmt 4 "update t2 set idx = count where name=n"
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17 hpop 1
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18 jump 7
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19 hpop 1
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20 cpop 1
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21 stmt 0 "select t.name, t.idx from t2 t order ..."
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drop procedure code_sample;
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drop procedure if exists sudoku_solve;
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create procedure sudoku_solve(p_naive boolean, p_all boolean)
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deterministic
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modifies sql data
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begin
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drop temporary table if exists sudoku_work, sudoku_schedule;
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create temporary table sudoku_work
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(
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row smallint not null,
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col smallint not null,
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dig smallint not null,
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cnt smallint,
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key using btree (cnt),
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key using btree (row),
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key using btree (col),
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unique key using hash (row,col)
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);
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create temporary table sudoku_schedule
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(
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idx int not null auto_increment primary key,
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row smallint not null,
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col smallint not null
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);
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call sudoku_init();
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if p_naive then
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update sudoku_work set cnt = 0 where dig = 0;
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else
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call sudoku_count();
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end if;
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insert into sudoku_schedule (row,col)
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select row,col from sudoku_work where cnt is not null order by cnt desc;
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begin
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declare v_scounter bigint default 0;
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declare v_i smallint default 1;
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declare v_dig smallint;
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declare v_schedmax smallint;
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select count(*) into v_schedmax from sudoku_schedule;
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more:
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loop
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begin
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declare v_tcounter bigint default 0;
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sched:
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while v_i <= v_schedmax do
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begin
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declare v_row, v_col smallint;
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select row,col into v_row,v_col from sudoku_schedule where v_i = idx;
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select dig into v_dig from sudoku_work
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where v_row = row and v_col = col;
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case v_dig
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when 0 then
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set v_dig = 1;
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update sudoku_work set dig = 1
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where v_row = row and v_col = col;
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when 9 then
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if v_i > 0 then
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update sudoku_work set dig = 0
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where v_row = row and v_col = col;
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set v_i = v_i - 1;
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iterate sched;
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else
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select v_scounter as 'Solutions';
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leave more;
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end if;
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else
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set v_dig = v_dig + 1;
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update sudoku_work set dig = v_dig
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where v_row = row and v_col = col;
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end case;
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set v_tcounter = v_tcounter + 1;
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if not sudoku_digit_ok(v_row, v_col, v_dig) then
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iterate sched;
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end if;
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set v_i = v_i + 1;
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end;
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end while sched;
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select dig from sudoku_work;
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select v_tcounter as 'Tests';
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set v_scounter = v_scounter + 1;
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if p_all and v_i > 0 then
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set v_i = v_i - 1;
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else
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leave more;
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end if;
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end;
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end loop more;
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end;
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drop temporary table sudoku_work, sudoku_schedule;
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end//
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show procedure code sudoku_solve;
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Pos Instruction
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0 stmt 9 "drop temporary table if exists sudoku..."
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1 stmt 1 "create temporary table sudoku_work ( ..."
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2 stmt 1 "create temporary table sudoku_schedul..."
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3 stmt 95 "call sudoku_init()"
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4 jump_if_not 7(8) p_naive@0
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5 stmt 4 "update sudoku_work set cnt = 0 where ..."
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6 jump 8
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7 stmt 95 "call sudoku_count()"
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8 stmt 6 "insert into sudoku_schedule (row,col)..."
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9 set v_scounter@2 0
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10 set v_i@3 1
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11 set v_dig@4 NULL
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12 set v_schedmax@5 NULL
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13 stmt 0 "select count(*) into v_schedmax from ..."
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14 set v_tcounter@6 0
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15 jump_if_not 39(39) (v_i@3 <= v_schedmax@5)
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16 set v_row@7 NULL
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17 set v_col@8 NULL
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18 stmt 0 "select row,col into v_row,v_col from ..."
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19 stmt 0 "select dig into v_dig from sudoku_wor..."
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20 set_case_expr (34) 0 v_dig@4
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21 jump_if_not 25(34) (case_expr@0 = 0)
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22 set v_dig@4 1
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23 stmt 4 "update sudoku_work set dig = 1 where ..."
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24 jump 34
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25 jump_if_not 32(34) (case_expr@0 = 9)
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26 jump_if_not 30(34) (v_i@3 > 0)
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27 stmt 4 "update sudoku_work set dig = 0 where ..."
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28 set v_i@3 (v_i@3 - 1)
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29 jump 15
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30 stmt 0 "select v_scounter as 'Solutions'"
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31 jump 45
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32 set v_dig@4 (v_dig@4 + 1)
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33 stmt 4 "update sudoku_work set dig = v_dig wh..."
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34 set v_tcounter@6 (v_tcounter@6 + 1)
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35 jump_if_not 37(37) (not(`sudoku_digit_ok`(v_row@7,v_col@8,v_dig@4)))
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36 jump 15
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37 set v_i@3 (v_i@3 + 1)
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38 jump 15
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39 stmt 0 "select dig from sudoku_work"
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40 stmt 0 "select v_tcounter as 'Tests'"
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41 set v_scounter@2 (v_scounter@2 + 1)
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42 jump_if_not 45(14) (p_all@1 and (v_i@3 > 0))
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43 set v_i@3 (v_i@3 - 1)
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44 jump 14
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45 stmt 9 "drop temporary table sudoku_work, sud..."
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drop procedure sudoku_solve;
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DROP PROCEDURE IF EXISTS proc_19194_simple;
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DROP PROCEDURE IF EXISTS proc_19194_searched;
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DROP PROCEDURE IF EXISTS proc_19194_nested_1;
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DROP PROCEDURE IF EXISTS proc_19194_nested_2;
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DROP PROCEDURE IF EXISTS proc_19194_nested_3;
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DROP PROCEDURE IF EXISTS proc_19194_nested_4;
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CREATE PROCEDURE proc_19194_simple(i int)
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BEGIN
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DECLARE str CHAR(10);
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CASE i
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WHEN 1 THEN SET str="1";
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WHEN 2 THEN SET str="2";
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WHEN 3 THEN SET str="3";
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ELSE SET str="unknown";
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END CASE;
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SELECT str;
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END|
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CREATE PROCEDURE proc_19194_searched(i int)
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BEGIN
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DECLARE str CHAR(10);
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CASE
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WHEN i=1 THEN SET str="1";
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WHEN i=2 THEN SET str="2";
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WHEN i=3 THEN SET str="3";
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ELSE SET str="unknown";
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END CASE;
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SELECT str;
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END|
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CREATE PROCEDURE proc_19194_nested_1(i int, j int)
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BEGIN
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DECLARE str_i CHAR(10);
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DECLARE str_j CHAR(10);
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CASE i
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WHEN 10 THEN SET str_i="10";
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WHEN 20 THEN
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BEGIN
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set str_i="20";
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CASE
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WHEN j=1 THEN SET str_j="1";
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WHEN j=2 THEN SET str_j="2";
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WHEN j=3 THEN SET str_j="3";
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ELSE SET str_j="unknown";
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END CASE;
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select "i was 20";
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END;
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WHEN 30 THEN SET str_i="30";
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WHEN 40 THEN SET str_i="40";
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ELSE SET str_i="unknown";
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END CASE;
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SELECT str_i, str_j;
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END|
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CREATE PROCEDURE proc_19194_nested_2(i int, j int)
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BEGIN
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DECLARE str_i CHAR(10);
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DECLARE str_j CHAR(10);
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CASE
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WHEN i=10 THEN SET str_i="10";
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WHEN i=20 THEN
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BEGIN
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set str_i="20";
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CASE j
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WHEN 1 THEN SET str_j="1";
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WHEN 2 THEN SET str_j="2";
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WHEN 3 THEN SET str_j="3";
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ELSE SET str_j="unknown";
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END CASE;
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select "i was 20";
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END;
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WHEN i=30 THEN SET str_i="30";
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WHEN i=40 THEN SET str_i="40";
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ELSE SET str_i="unknown";
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END CASE;
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SELECT str_i, str_j;
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END|
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CREATE PROCEDURE proc_19194_nested_3(i int, j int)
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BEGIN
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DECLARE str_i CHAR(10);
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DECLARE str_j CHAR(10);
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CASE i
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WHEN 10 THEN SET str_i="10";
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WHEN 20 THEN
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BEGIN
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set str_i="20";
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CASE j
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WHEN 1 THEN SET str_j="1";
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WHEN 2 THEN SET str_j="2";
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WHEN 3 THEN SET str_j="3";
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ELSE SET str_j="unknown";
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END CASE;
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select "i was 20";
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END;
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WHEN 30 THEN SET str_i="30";
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WHEN 40 THEN SET str_i="40";
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ELSE SET str_i="unknown";
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END CASE;
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SELECT str_i, str_j;
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END|
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CREATE PROCEDURE proc_19194_nested_4(i int, j int)
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BEGIN
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DECLARE str_i CHAR(10);
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DECLARE str_j CHAR(10);
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CASE
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WHEN i=10 THEN SET str_i="10";
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WHEN i=20 THEN
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BEGIN
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set str_i="20";
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CASE
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WHEN j=1 THEN SET str_j="1";
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WHEN j=2 THEN SET str_j="2";
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WHEN j=3 THEN SET str_j="3";
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ELSE SET str_j="unknown";
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END CASE;
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select "i was 20";
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END;
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WHEN i=30 THEN SET str_i="30";
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WHEN i=40 THEN SET str_i="40";
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ELSE SET str_i="unknown";
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END CASE;
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SELECT str_i, str_j;
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END|
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SHOW PROCEDURE CODE proc_19194_simple;
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Pos Instruction
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0 set str@1 NULL
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1 set_case_expr (12) 0 i@0
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2 jump_if_not 5(12) (case_expr@0 = 1)
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3 set str@1 _latin1'1'
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4 jump 12
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5 jump_if_not 8(12) (case_expr@0 = 2)
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6 set str@1 _latin1'2'
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7 jump 12
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8 jump_if_not 11(12) (case_expr@0 = 3)
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9 set str@1 _latin1'3'
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10 jump 12
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11 set str@1 _latin1'unknown'
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12 stmt 0 "SELECT str"
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SHOW PROCEDURE CODE proc_19194_searched;
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Pos Instruction
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0 set str@1 NULL
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1 jump_if_not 4(11) (i@0 = 1)
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2 set str@1 _latin1'1'
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3 jump 11
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4 jump_if_not 7(11) (i@0 = 2)
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5 set str@1 _latin1'2'
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6 jump 11
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7 jump_if_not 10(11) (i@0 = 3)
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8 set str@1 _latin1'3'
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9 jump 11
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10 set str@1 _latin1'unknown'
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11 stmt 0 "SELECT str"
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SHOW PROCEDURE CODE proc_19194_nested_1;
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Pos Instruction
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0 set str_i@2 NULL
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1 set str_j@3 NULL
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2 set_case_expr (27) 0 i@0
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3 jump_if_not 6(27) (case_expr@0 = 10)
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4 set str_i@2 _latin1'10'
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5 jump 27
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6 jump_if_not 20(27) (case_expr@0 = 20)
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7 set str_i@2 _latin1'20'
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8 jump_if_not 11(18) (j@1 = 1)
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9 set str_j@3 _latin1'1'
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10 jump 18
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11 jump_if_not 14(18) (j@1 = 2)
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12 set str_j@3 _latin1'2'
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13 jump 18
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14 jump_if_not 17(18) (j@1 = 3)
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15 set str_j@3 _latin1'3'
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16 jump 18
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17 set str_j@3 _latin1'unknown'
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18 stmt 0 "select "i was 20""
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19 jump 27
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20 jump_if_not 23(27) (case_expr@0 = 30)
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21 set str_i@2 _latin1'30'
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22 jump 27
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23 jump_if_not 26(27) (case_expr@0 = 40)
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24 set str_i@2 _latin1'40'
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25 jump 27
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26 set str_i@2 _latin1'unknown'
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27 stmt 0 "SELECT str_i, str_j"
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SHOW PROCEDURE CODE proc_19194_nested_2;
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Pos Instruction
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0 set str_i@2 NULL
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1 set str_j@3 NULL
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2 jump_if_not 5(27) (i@0 = 10)
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3 set str_i@2 _latin1'10'
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4 jump 27
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5 jump_if_not 20(27) (i@0 = 20)
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6 set str_i@2 _latin1'20'
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7 set_case_expr (18) 0 j@1
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8 jump_if_not 11(18) (case_expr@0 = 1)
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9 set str_j@3 _latin1'1'
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10 jump 18
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11 jump_if_not 14(18) (case_expr@0 = 2)
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12 set str_j@3 _latin1'2'
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13 jump 18
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14 jump_if_not 17(18) (case_expr@0 = 3)
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15 set str_j@3 _latin1'3'
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16 jump 18
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17 set str_j@3 _latin1'unknown'
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18 stmt 0 "select "i was 20""
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19 jump 27
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20 jump_if_not 23(27) (i@0 = 30)
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21 set str_i@2 _latin1'30'
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22 jump 27
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23 jump_if_not 26(27) (i@0 = 40)
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24 set str_i@2 _latin1'40'
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25 jump 27
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26 set str_i@2 _latin1'unknown'
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27 stmt 0 "SELECT str_i, str_j"
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SHOW PROCEDURE CODE proc_19194_nested_3;
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Pos Instruction
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0 set str_i@2 NULL
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1 set str_j@3 NULL
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2 set_case_expr (28) 0 i@0
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3 jump_if_not 6(28) (case_expr@0 = 10)
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4 set str_i@2 _latin1'10'
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5 jump 28
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6 jump_if_not 21(28) (case_expr@0 = 20)
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7 set str_i@2 _latin1'20'
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8 set_case_expr (19) 1 j@1
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9 jump_if_not 12(19) (case_expr@1 = 1)
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10 set str_j@3 _latin1'1'
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11 jump 19
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12 jump_if_not 15(19) (case_expr@1 = 2)
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13 set str_j@3 _latin1'2'
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14 jump 19
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15 jump_if_not 18(19) (case_expr@1 = 3)
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16 set str_j@3 _latin1'3'
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17 jump 19
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18 set str_j@3 _latin1'unknown'
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19 stmt 0 "select "i was 20""
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20 jump 28
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21 jump_if_not 24(28) (case_expr@0 = 30)
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22 set str_i@2 _latin1'30'
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23 jump 28
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24 jump_if_not 27(28) (case_expr@0 = 40)
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25 set str_i@2 _latin1'40'
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26 jump 28
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27 set str_i@2 _latin1'unknown'
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28 stmt 0 "SELECT str_i, str_j"
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SHOW PROCEDURE CODE proc_19194_nested_4;
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Pos Instruction
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0 set str_i@2 NULL
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1 set str_j@3 NULL
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2 jump_if_not 5(26) (i@0 = 10)
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3 set str_i@2 _latin1'10'
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4 jump 26
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5 jump_if_not 19(26) (i@0 = 20)
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6 set str_i@2 _latin1'20'
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7 jump_if_not 10(17) (j@1 = 1)
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8 set str_j@3 _latin1'1'
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9 jump 17
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10 jump_if_not 13(17) (j@1 = 2)
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11 set str_j@3 _latin1'2'
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12 jump 17
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13 jump_if_not 16(17) (j@1 = 3)
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14 set str_j@3 _latin1'3'
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15 jump 17
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16 set str_j@3 _latin1'unknown'
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17 stmt 0 "select "i was 20""
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18 jump 26
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19 jump_if_not 22(26) (i@0 = 30)
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20 set str_i@2 _latin1'30'
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21 jump 26
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22 jump_if_not 25(26) (i@0 = 40)
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23 set str_i@2 _latin1'40'
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24 jump 26
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25 set str_i@2 _latin1'unknown'
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26 stmt 0 "SELECT str_i, str_j"
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CALL proc_19194_nested_1(10, 1);
|
|
str_i str_j
|
|
10 NULL
|
|
CALL proc_19194_nested_1(25, 1);
|
|
str_i str_j
|
|
unknown NULL
|
|
CALL proc_19194_nested_1(20, 1);
|
|
i was 20
|
|
i was 20
|
|
str_i str_j
|
|
20 1
|
|
CALL proc_19194_nested_1(20, 2);
|
|
i was 20
|
|
i was 20
|
|
str_i str_j
|
|
20 2
|
|
CALL proc_19194_nested_1(20, 3);
|
|
i was 20
|
|
i was 20
|
|
str_i str_j
|
|
20 3
|
|
CALL proc_19194_nested_1(20, 4);
|
|
i was 20
|
|
i was 20
|
|
str_i str_j
|
|
20 unknown
|
|
CALL proc_19194_nested_1(30, 1);
|
|
str_i str_j
|
|
30 NULL
|
|
CALL proc_19194_nested_1(40, 1);
|
|
str_i str_j
|
|
40 NULL
|
|
CALL proc_19194_nested_1(0, 0);
|
|
str_i str_j
|
|
unknown NULL
|
|
CALL proc_19194_nested_2(10, 1);
|
|
str_i str_j
|
|
10 NULL
|
|
CALL proc_19194_nested_2(25, 1);
|
|
str_i str_j
|
|
unknown NULL
|
|
CALL proc_19194_nested_2(20, 1);
|
|
i was 20
|
|
i was 20
|
|
str_i str_j
|
|
20 1
|
|
CALL proc_19194_nested_2(20, 2);
|
|
i was 20
|
|
i was 20
|
|
str_i str_j
|
|
20 2
|
|
CALL proc_19194_nested_2(20, 3);
|
|
i was 20
|
|
i was 20
|
|
str_i str_j
|
|
20 3
|
|
CALL proc_19194_nested_2(20, 4);
|
|
i was 20
|
|
i was 20
|
|
str_i str_j
|
|
20 unknown
|
|
CALL proc_19194_nested_2(30, 1);
|
|
str_i str_j
|
|
30 NULL
|
|
CALL proc_19194_nested_2(40, 1);
|
|
str_i str_j
|
|
40 NULL
|
|
CALL proc_19194_nested_2(0, 0);
|
|
str_i str_j
|
|
unknown NULL
|
|
CALL proc_19194_nested_3(10, 1);
|
|
str_i str_j
|
|
10 NULL
|
|
CALL proc_19194_nested_3(25, 1);
|
|
str_i str_j
|
|
unknown NULL
|
|
CALL proc_19194_nested_3(20, 1);
|
|
i was 20
|
|
i was 20
|
|
str_i str_j
|
|
20 1
|
|
CALL proc_19194_nested_3(20, 2);
|
|
i was 20
|
|
i was 20
|
|
str_i str_j
|
|
20 2
|
|
CALL proc_19194_nested_3(20, 3);
|
|
i was 20
|
|
i was 20
|
|
str_i str_j
|
|
20 3
|
|
CALL proc_19194_nested_3(20, 4);
|
|
i was 20
|
|
i was 20
|
|
str_i str_j
|
|
20 unknown
|
|
CALL proc_19194_nested_3(30, 1);
|
|
str_i str_j
|
|
30 NULL
|
|
CALL proc_19194_nested_3(40, 1);
|
|
str_i str_j
|
|
40 NULL
|
|
CALL proc_19194_nested_3(0, 0);
|
|
str_i str_j
|
|
unknown NULL
|
|
CALL proc_19194_nested_4(10, 1);
|
|
str_i str_j
|
|
10 NULL
|
|
CALL proc_19194_nested_4(25, 1);
|
|
str_i str_j
|
|
unknown NULL
|
|
CALL proc_19194_nested_4(20, 1);
|
|
i was 20
|
|
i was 20
|
|
str_i str_j
|
|
20 1
|
|
CALL proc_19194_nested_4(20, 2);
|
|
i was 20
|
|
i was 20
|
|
str_i str_j
|
|
20 2
|
|
CALL proc_19194_nested_4(20, 3);
|
|
i was 20
|
|
i was 20
|
|
str_i str_j
|
|
20 3
|
|
CALL proc_19194_nested_4(20, 4);
|
|
i was 20
|
|
i was 20
|
|
str_i str_j
|
|
20 unknown
|
|
CALL proc_19194_nested_4(30, 1);
|
|
str_i str_j
|
|
30 NULL
|
|
CALL proc_19194_nested_4(40, 1);
|
|
str_i str_j
|
|
40 NULL
|
|
CALL proc_19194_nested_4(0, 0);
|
|
str_i str_j
|
|
unknown NULL
|
|
DROP PROCEDURE proc_19194_simple;
|
|
DROP PROCEDURE proc_19194_searched;
|
|
DROP PROCEDURE proc_19194_nested_1;
|
|
DROP PROCEDURE proc_19194_nested_2;
|
|
DROP PROCEDURE proc_19194_nested_3;
|
|
DROP PROCEDURE proc_19194_nested_4;
|
|
DROP PROCEDURE IF EXISTS p1;
|
|
CREATE PROCEDURE p1() CREATE INDEX idx ON t1 (c1);
|
|
SHOW PROCEDURE CODE p1;
|
|
Pos Instruction
|
|
0 stmt 2 "CREATE INDEX idx ON t1 (c1)"
|
|
DROP PROCEDURE p1;
|
|
drop table if exists t1;
|
|
drop procedure if exists proc_26977_broken;
|
|
drop procedure if exists proc_26977_works;
|
|
create table t1(a int unique);
|
|
create procedure proc_26977_broken(v int)
|
|
begin
|
|
declare i int default 5;
|
|
declare continue handler for sqlexception
|
|
begin
|
|
select 'caught something';
|
|
retry:
|
|
while i > 0 do
|
|
begin
|
|
set i = i - 1;
|
|
select 'looping', i;
|
|
end;
|
|
end while retry;
|
|
end;
|
|
select 'do something';
|
|
insert into t1 values (v);
|
|
select 'do something again';
|
|
insert into t1 values (v);
|
|
end//
|
|
create procedure proc_26977_works(v int)
|
|
begin
|
|
declare i int default 5;
|
|
declare continue handler for sqlexception
|
|
begin
|
|
select 'caught something';
|
|
retry:
|
|
while i > 0 do
|
|
begin
|
|
set i = i - 1;
|
|
select 'looping', i;
|
|
end;
|
|
end while retry;
|
|
select 'optimizer: keep hreturn';
|
|
end;
|
|
select 'do something';
|
|
insert into t1 values (v);
|
|
select 'do something again';
|
|
insert into t1 values (v);
|
|
end//
|
|
show procedure code proc_26977_broken;
|
|
Pos Instruction
|
|
0 set i@1 5
|
|
1 hpush_jump 8 2 CONTINUE
|
|
2 stmt 0 "select 'caught something'"
|
|
3 jump_if_not 7(7) (i@1 > 0)
|
|
4 set i@1 (i@1 - 1)
|
|
5 stmt 0 "select 'looping', i"
|
|
6 jump 3
|
|
7 hreturn 2
|
|
8 stmt 0 "select 'do something'"
|
|
9 stmt 5 "insert into t1 values (v)"
|
|
10 stmt 0 "select 'do something again'"
|
|
11 stmt 5 "insert into t1 values (v)"
|
|
12 hpop 1
|
|
show procedure code proc_26977_works;
|
|
Pos Instruction
|
|
0 set i@1 5
|
|
1 hpush_jump 9 2 CONTINUE
|
|
2 stmt 0 "select 'caught something'"
|
|
3 jump_if_not 7(7) (i@1 > 0)
|
|
4 set i@1 (i@1 - 1)
|
|
5 stmt 0 "select 'looping', i"
|
|
6 jump 3
|
|
7 stmt 0 "select 'optimizer: keep hreturn'"
|
|
8 hreturn 2
|
|
9 stmt 0 "select 'do something'"
|
|
10 stmt 5 "insert into t1 values (v)"
|
|
11 stmt 0 "select 'do something again'"
|
|
12 stmt 5 "insert into t1 values (v)"
|
|
13 hpop 1
|
|
call proc_26977_broken(1);
|
|
do something
|
|
do something
|
|
do something again
|
|
do something again
|
|
caught something
|
|
caught something
|
|
looping i
|
|
looping 4
|
|
looping i
|
|
looping 3
|
|
looping i
|
|
looping 2
|
|
looping i
|
|
looping 1
|
|
looping i
|
|
looping 0
|
|
call proc_26977_works(2);
|
|
do something
|
|
do something
|
|
do something again
|
|
do something again
|
|
caught something
|
|
caught something
|
|
looping i
|
|
looping 4
|
|
looping i
|
|
looping 3
|
|
looping i
|
|
looping 2
|
|
looping i
|
|
looping 1
|
|
looping i
|
|
looping 0
|
|
optimizer: keep hreturn
|
|
optimizer: keep hreturn
|
|
drop table t1;
|
|
drop procedure proc_26977_broken;
|
|
drop procedure proc_26977_works;
|
|
End of 5.0 tests.
|