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MDEV-15941 Explicit cursor FOR loop does not close the cursor

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This commit is contained in:
Alexander Barkov
2018-06-20 13:29:11 +04:00
parent b534a7b89e
commit 9c53cbdd88
11 changed files with 427 additions and 64 deletions
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58
mysql-test/main/sp-code.result
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@ -1113,23 +1113,26 @@ Pos Instruction
10 stmt 0 "SELECT rec1.a, rec1.b"
11 cfetch cur1@1 rec1@0
12 jump 6
13 cursor_copy_struct cur0 rec0@1
14 copen cur0@0
15 cfetch cur0@0 rec0@1
16 jump_if_not 21(21) `cur0`%FOUND
17 set rec0.a@1["a"] 10
18 set rec0.b@1["b"] 'b0'
19 cfetch cur0@0 rec0@1
20 jump 16
21 cursor_copy_struct cur2 rec2@2
22 copen cur2@2
23 cfetch cur2@2 rec2@2
24 jump_if_not 29(29) `cur2`%FOUND
25 set rec2.a@2["a"] 10
26 set rec2.b@2["b"] 'b0'
27 cfetch cur2@2 rec2@2
28 jump 24
29 cpop 3
13 cclose cur1@1
14 cursor_copy_struct cur0 rec0@1
15 copen cur0@0
16 cfetch cur0@0 rec0@1
17 jump_if_not 22(22) `cur0`%FOUND
18 set rec0.a@1["a"] 10
19 set rec0.b@1["b"] 'b0'
20 cfetch cur0@0 rec0@1
21 jump 17
22 cclose cur0@0
23 cursor_copy_struct cur2 rec2@2
24 copen cur2@2
25 cfetch cur2@2 rec2@2
26 jump_if_not 31(31) `cur2`%FOUND
27 set rec2.a@2["a"] 10
28 set rec2.b@2["b"] 'b0'
29 cfetch cur2@2 rec2@2
30 jump 26
31 cclose cur2@2
32 cpop 3
DROP PROCEDURE p1;
# Nested explicit cursor FOR loops
CREATE PROCEDURE p1()
@ -1164,14 +1167,14 @@ Pos Instruction
1 cursor_copy_struct cur0 rec0@0
2 copen cur0@0
3 cfetch cur0@0 rec0@0
4 jump_if_not 29(29) `cur0`%FOUND
4 jump_if_not 31(31) `cur0`%FOUND
5 cpush cur1@1
6 set rec0.a@0["a"] 11
7 set rec0.b@0["b"] 'b0'
8 cursor_copy_struct cur1 rec1@1
9 copen cur1@1
10 cfetch cur1@1 rec1@1
11 jump_if_not 26(26) `cur1`%FOUND
11 jump_if_not 27(27) `cur1`%FOUND
12 set rec1.a@1["a"] 11
13 set rec1.b@1["b"] 'b1'
14 cpush cur2@2
@ -1183,13 +1186,16 @@ Pos Instruction
20 set rec2.b@2["b"] 'b2'
21 cfetch cur2@2 rec2@2
22 jump 18
23 cpop 1
24 cfetch cur1@1 rec1@1
25 jump 11
26 cpop 1
27 cfetch cur0@0 rec0@0
28 jump 4
29 cpop 1
23 cclose cur2@2
24 cpop 1
25 cfetch cur1@1 rec1@1
26 jump 11
27 cclose cur1@1
28 cpop 1
29 cfetch cur0@0 rec0@0
30 jump 4
31 cclose cur0@0
32 cpop 1
DROP PROCEDURE p1;
# Implicit cursor FOR loops
CREATE PROCEDURE p1()