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MDEV-20949: Merge 10.2 into 10.3

Browse Source 
In the test innodb.instant_alter,4k we would be flagging an error
for too large row size. That error was previously only being reported
if the table was being rebuilt. Thus, this merge is fixing a small
omission in MDEV-11369 (instant ADD COLUMN).
This commit is contained in:
Marko Mäkelä
2019-11-14 11:26:49 +02:00
parent bc5cfe7769 98694ab0cb
commit 4ded5fb9ac
16 changed files with 383 additions and 315 deletions
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110
mysql-test/suite/innodb/r/instant_alter,4k.rdiff
View File

@ -1,17 +1,6 @@
--- instant_alter.result
+++ instant_alter,4k.result
@@ -227,7 +227,9 @@
COMMIT;
ALTER TABLE t2 ADD COLUMN d1 VARCHAR(2000) DEFAULT REPEAT('asdf',500);
affected rows: 0
-info: Records: 0 Duplicates: 0 Warnings: 0
+info: Records: 0 Duplicates: 0 Warnings: 1
+Warnings:
+Warning 139 Row size too large (> 1979). Changing some columns to TEXT or BLOB or using ROW_FORMAT=DYNAMIC or ROW_FORMAT=COMPRESSED may help. In current row format, BLOB prefix of 768 bytes is stored inline.
SELECT id, c1, ST_AsText(p) p, d1 FROM t2;
id c1 p d1
1 aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa LINESTRING(0 0,0 1,1 1) asdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasd
@@ -241,7 +243,7 @@
@@ -241,7 +241,7 @@
SELECT clust_index_size FROM INFORMATION_SCHEMA.INNODB_SYS_TABLESTATS
WHERE name = 'test/t2';
clust_index_size
@ -20,7 +9,7 @@
connection default;
ROLLBACK;
connection analyze;
@@ -251,7 +253,7 @@
@@ -251,7 +251,7 @@
SELECT clust_index_size FROM INFORMATION_SCHEMA.INNODB_SYS_TABLESTATS
WHERE name = 'test/t2';
clust_index_size
@ -29,7 +18,7 @@
connection default;
BEGIN;
UPDATE t2 SET d1 = repeat(id, 200);
@@ -262,7 +264,7 @@
@@ -262,7 +262,7 @@
SELECT clust_index_size FROM INFORMATION_SCHEMA.INNODB_SYS_TABLESTATS
WHERE name = 'test/t2';
clust_index_size
@ -38,7 +27,7 @@
connection default;
ROLLBACK;
connection analyze;
@@ -272,7 +274,7 @@
@@ -272,7 +272,7 @@
SELECT clust_index_size FROM INFORMATION_SCHEMA.INNODB_SYS_TABLESTATS
WHERE name = 'test/t2';
clust_index_size
@ -47,17 +36,16 @@
connection default;
ALTER TABLE t2 DROP p;
affected rows: 0
@@ -318,10 +320,14 @@
ALTER TABLE t3 ADD COLUMN t TEXT CHARSET utf8
DEFAULT 'The quick brown fox jumps over the lazy dog';
@@ -320,8 +320,14 @@
affected rows: 0
-info: Records: 0 Duplicates: 0 Warnings: 0
+info: Records: 0 Duplicates: 0 Warnings: 1
+Warnings:
+Warning 139 Row size too large (> 1979). Changing some columns to TEXT or BLOB or using ROW_FORMAT=DYNAMIC or ROW_FORMAT=COMPRESSED may help. In current row format, BLOB prefix of 768 bytes is stored inline.
info: Records: 0 Duplicates: 0 Warnings: 0
ALTER TABLE t3 ADD COLUMN b BLOB NOT NULL;
+ERROR 42000: Row size too large. The maximum row size for the used table type, not counting BLOBs, is 1979. This includes storage overhead, check the manual. You have to change some columns to TEXT or BLOBs
+SET innodb_strict_mode = OFF;
affected rows: 0
-info: Records: 0 Duplicates: 0 Warnings: 0
+ALTER TABLE t3 ADD COLUMN b BLOB NOT NULL;
+affected rows: 0
+info: Records: 0 Duplicates: 0 Warnings: 1
+Warnings:
+Warning 139 Row size too large (> 1979). Changing some columns to TEXT or BLOB or using ROW_FORMAT=DYNAMIC or ROW_FORMAT=COMPRESSED may help. In current row format, BLOB prefix of 768 bytes is stored inline.
@ -83,10 +71,10 @@
+info: Records: 0 Duplicates: 0 Warnings: 1
+Warnings:
+Warning 139 Row size too large (> 1979). Changing some columns to TEXT or BLOB or using ROW_FORMAT=DYNAMIC or ROW_FORMAT=COMPRESSED may help. In current row format, BLOB prefix of 768 bytes is stored inline.
SET innodb_strict_mode = OFF;
affected rows: 0
SELECT * FROM t3;
@@ -378,6 +388,8 @@
id c2 c4 c5 c6 c8 phrase b
1 1 1970-01-01 03:00:42 1970-01-01 03:00:42 NULL 1970-01-01 The quick brown fox jumps over the lazy dog
@@ -376,6 +386,8 @@
(id INT PRIMARY KEY, c1 VARCHAR(4000), c2 VARCHAR(4000), c3 VARCHAR(1000),
p POINT NOT NULL DEFAULT ST_GeomFromText('POINT(0 0)'), SPATIAL INDEX(p))
ENGINE=InnoDB ROW_FORMAT=REDUNDANT;
@ -95,7 +83,7 @@
BEGIN;
INSERT INTO big
SET id=1, c1=REPEAT('a', 200), c2=REPEAT('b', 200), c3=REPEAT('c', 159);
@@ -395,13 +407,15 @@
@@ -393,13 +405,15 @@
SELECT clust_index_size FROM INFORMATION_SCHEMA.INNODB_SYS_TABLESTATS
WHERE name = 'test/big';
clust_index_size
@ -113,7 +101,7 @@
CHECKSUM TABLE big;
Table Checksum
test.big 1705165209
@@ -418,7 +432,7 @@
@@ -416,7 +430,7 @@
SELECT clust_index_size FROM INFORMATION_SCHEMA.INNODB_SYS_TABLESTATS
WHERE name = 'test/big';
clust_index_size
@ -122,7 +110,7 @@
connection default;
ROLLBACK;
CHECKSUM TABLE big;
@@ -431,7 +445,7 @@
@@ -429,7 +443,7 @@
SELECT clust_index_size FROM INFORMATION_SCHEMA.INNODB_SYS_TABLESTATS
WHERE name = 'test/big';
clust_index_size
@ -131,18 +119,7 @@
connection default;
InnoDB 0 transactions not purged
DROP TABLE t1,t2,t3,t4,big;
@@ -663,7 +677,9 @@
COMMIT;
ALTER TABLE t2 ADD COLUMN d1 VARCHAR(2000) DEFAULT REPEAT('asdf',500);
affected rows: 0
-info: Records: 0 Duplicates: 0 Warnings: 0
+info: Records: 0 Duplicates: 0 Warnings: 1
+Warnings:
+Warning 139 Row size too large (> 1982). Changing some columns to TEXT or BLOB or using ROW_FORMAT=DYNAMIC or ROW_FORMAT=COMPRESSED may help. In current row format, BLOB prefix of 768 bytes is stored inline.
SELECT id, c1, ST_AsText(p) p, d1 FROM t2;
id c1 p d1
1 aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa LINESTRING(0 0,0 1,1 1) asdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasdfasd
@@ -677,7 +693,7 @@
@@ -698,7 +712,7 @@
SELECT clust_index_size FROM INFORMATION_SCHEMA.INNODB_SYS_TABLESTATS
WHERE name = 'test/t2';
clust_index_size
@ -151,7 +128,7 @@
connection default;
ROLLBACK;
connection analyze;
@@ -687,7 +703,7 @@
@@ -708,7 +722,7 @@
SELECT clust_index_size FROM INFORMATION_SCHEMA.INNODB_SYS_TABLESTATS
WHERE name = 'test/t2';
clust_index_size
@ -160,7 +137,7 @@
connection default;
BEGIN;
UPDATE t2 SET d1 = repeat(id, 200);
@@ -698,7 +714,7 @@
@@ -719,7 +733,7 @@
SELECT clust_index_size FROM INFORMATION_SCHEMA.INNODB_SYS_TABLESTATS
WHERE name = 'test/t2';
clust_index_size
@ -169,7 +146,7 @@
connection default;
ROLLBACK;
connection analyze;
@@ -708,7 +724,7 @@
@@ -729,7 +743,7 @@
SELECT clust_index_size FROM INFORMATION_SCHEMA.INNODB_SYS_TABLESTATS
WHERE name = 'test/t2';
clust_index_size
@ -178,14 +155,8 @@
connection default;
ALTER TABLE t2 DROP p;
affected rows: 0
@@ -754,10 +770,14 @@
ALTER TABLE t3 ADD COLUMN t TEXT CHARSET utf8
DEFAULT 'The quick brown fox jumps over the lazy dog';
affected rows: 0
-info: Records: 0 Duplicates: 0 Warnings: 0
+info: Records: 0 Duplicates: 0 Warnings: 1
+Warnings:
+Warning 139 Row size too large (> 1982). Changing some columns to TEXT or BLOB or using ROW_FORMAT=DYNAMIC or ROW_FORMAT=COMPRESSED may help. In current row format, BLOB prefix of 768 bytes is stored inline.
@@ -778,7 +792,9 @@
info: Records: 0 Duplicates: 0 Warnings: 0
ALTER TABLE t3 ADD COLUMN b BLOB NOT NULL;
affected rows: 0
-info: Records: 0 Duplicates: 0 Warnings: 0
@ -195,7 +166,7 @@
INSERT INTO t3 SET id=4;
ERROR HY000: Field 'c2' doesn't have a default value
INSERT INTO t3 SET id=4, c2=0, b=0xf09f98b1;
@@ -770,7 +790,9 @@
@@ -791,7 +807,9 @@
ALTER TABLE t3 CHANGE t phrase TEXT DEFAULT 0xc3a4c3a448,
CHANGE b b BLOB NOT NULL DEFAULT 'binary line of business';
affected rows: 4
@ -206,7 +177,7 @@
INSERT INTO t3 SET id=5, c2=9;
Warnings:
Note 1265 Data truncated for column 'c7' at row 1
@@ -784,7 +806,9 @@
@@ -805,7 +823,9 @@
5 9 POLYGON((1 1,2 2,3 3,1 1)) 1970-01-01 03:00:42 1970-01-01 03:00:42 NULL 03:00:42 1970-01-01 ääH binary line of business
ALTER TABLE t3 DROP c3, DROP c7;
affected rows: 0
@ -214,10 +185,10 @@
+info: Records: 0 Duplicates: 0 Warnings: 1
+Warnings:
+Warning 139 Row size too large (> 1982). Changing some columns to TEXT or BLOB or using ROW_FORMAT=DYNAMIC or ROW_FORMAT=COMPRESSED may help. In current row format, BLOB prefix of 768 bytes is stored inline.
SET innodb_strict_mode = OFF;
affected rows: 0
SELECT * FROM t3;
@@ -814,6 +838,8 @@
id c2 c4 c5 c6 c8 phrase b
1 1 1970-01-01 03:00:42 1970-01-01 03:00:42 NULL 1970-01-01 The quick brown fox jumps over the lazy dog
@@ -833,6 +853,8 @@
(id INT PRIMARY KEY, c1 VARCHAR(4000), c2 VARCHAR(4000), c3 VARCHAR(1000),
p POINT NOT NULL DEFAULT ST_GeomFromText('POINT(0 0)'), SPATIAL INDEX(p))
ENGINE=InnoDB ROW_FORMAT=COMPACT;
@ -226,7 +197,7 @@
BEGIN;
INSERT INTO big
SET id=1, c1=REPEAT('a', 200), c2=REPEAT('b', 200), c3=REPEAT('c', 159);
@@ -831,13 +857,15 @@
@@ -850,13 +872,15 @@
SELECT clust_index_size FROM INFORMATION_SCHEMA.INNODB_SYS_TABLESTATS
WHERE name = 'test/big';
clust_index_size
@ -244,7 +215,7 @@
CHECKSUM TABLE big;
Table Checksum
test.big 1705165209
@@ -854,7 +882,7 @@
@@ -873,7 +897,7 @@
SELECT clust_index_size FROM INFORMATION_SCHEMA.INNODB_SYS_TABLESTATS
WHERE name = 'test/big';
clust_index_size
@ -253,7 +224,7 @@
connection default;
ROLLBACK;
CHECKSUM TABLE big;
@@ -867,7 +895,7 @@
@@ -886,7 +910,7 @@
SELECT clust_index_size FROM INFORMATION_SCHEMA.INNODB_SYS_TABLESTATS
WHERE name = 'test/big';
clust_index_size
@ -262,7 +233,7 @@
connection default;
InnoDB 0 transactions not purged
DROP TABLE t1,t2,t3,t4,big;
@@ -1113,7 +1141,7 @@
@@ -1155,7 +1179,7 @@
SELECT clust_index_size FROM INFORMATION_SCHEMA.INNODB_SYS_TABLESTATS
WHERE name = 'test/t2';
clust_index_size
@ -271,7 +242,7 @@
connection default;
ROLLBACK;
connection analyze;
@@ -1123,7 +1151,7 @@
@@ -1165,7 +1189,7 @@
SELECT clust_index_size FROM INFORMATION_SCHEMA.INNODB_SYS_TABLESTATS
WHERE name = 'test/t2';
clust_index_size
@ -280,7 +251,7 @@
connection default;
BEGIN;
UPDATE t2 SET d1 = repeat(id, 200);
@@ -1134,7 +1162,7 @@
@@ -1176,7 +1200,7 @@
SELECT clust_index_size FROM INFORMATION_SCHEMA.INNODB_SYS_TABLESTATS
WHERE name = 'test/t2';
clust_index_size
@ -289,7 +260,7 @@
connection default;
ROLLBACK;
connection analyze;
@@ -1144,7 +1172,7 @@
@@ -1186,7 +1210,7 @@
SELECT clust_index_size FROM INFORMATION_SCHEMA.INNODB_SYS_TABLESTATS
WHERE name = 'test/t2';
clust_index_size
@ -298,7 +269,7 @@
connection default;
ALTER TABLE t2 DROP p;
affected rows: 0
@@ -1267,7 +1295,7 @@
@@ -1307,7 +1331,7 @@
SELECT clust_index_size FROM INFORMATION_SCHEMA.INNODB_SYS_TABLESTATS
WHERE name = 'test/big';
clust_index_size
@ -307,7 +278,7 @@
connection default;
ALTER TABLE big ADD COLUMN
(d1 INT DEFAULT 0, d2 VARCHAR(20) DEFAULT 'abcde',
@@ -1290,7 +1318,7 @@
@@ -1330,7 +1354,7 @@
SELECT clust_index_size FROM INFORMATION_SCHEMA.INNODB_SYS_TABLESTATS
WHERE name = 'test/big';
clust_index_size
@ -316,7 +287,7 @@
connection default;
ROLLBACK;
CHECKSUM TABLE big;
@@ -1303,7 +1331,7 @@
@@ -1343,7 +1367,7 @@
SELECT clust_index_size FROM INFORMATION_SCHEMA.INNODB_SYS_TABLESTATS
WHERE name = 'test/big';
clust_index_size
@ -325,3 +296,10 @@
connection default;
InnoDB 0 transactions not purged
DROP TABLE t1,t2,t3,t4,big;
@@ -1431,5 +1455,5 @@
FROM information_schema.global_status
WHERE variable_name = 'innodb_instant_alter_column';
instants
-54
+55
SET GLOBAL innodb_purge_rseg_truncate_frequency= @saved_frequency;

6
mysql-test/suite/innodb/r/instant_alter.result
View File

@ -349,8 +349,6 @@ id c2 c3 c4 c5 c6 c7 c8 phrase b
ALTER TABLE t3 DROP c3, DROP c7;
affected rows: 0
info: Records: 0 Duplicates: 0 Warnings: 0
SET innodb_strict_mode = OFF;
affected rows: 0
SELECT * FROM t3;
id c2 c4 c5 c6 c8 phrase b
1 1 1970-01-01 03:00:42 1970-01-01 03:00:42 NULL 1970-01-01 The quick brown fox jumps over the lazy dog
@ -808,8 +806,6 @@ id c2 c3 c4 c5 c6 c7 c8 phrase b
ALTER TABLE t3 DROP c3, DROP c7;
affected rows: 0
info: Records: 0 Duplicates: 0 Warnings: 0
SET innodb_strict_mode = OFF;
affected rows: 0
SELECT * FROM t3;
id c2 c4 c5 c6 c8 phrase b
1 1 1970-01-01 03:00:42 1970-01-01 03:00:42 NULL 1970-01-01 The quick brown fox jumps over the lazy dog
@ -1267,8 +1263,6 @@ id c2 c3 c4 c5 c6 c7 c8 phrase b
ALTER TABLE t3 DROP c3, DROP c7;
affected rows: 0
info: Records: 0 Duplicates: 0 Warnings: 0
SET innodb_strict_mode = OFF;
affected rows: 0
SELECT * FROM t3;
id c2 c4 c5 c6 c8 phrase b
1 1 1970-01-01 03:00:42 1970-01-01 03:00:42 NULL 1970-01-01 The quick brown fox jumps over the lazy dog

10
mysql-test/suite/innodb/t/instant_alter.test
View File

@ -46,6 +46,7 @@ SET @old_instant=
WHERE variable_name = 'innodb_instant_alter_column');
let $format= 3;
let $redundant_4k= `SELECT @@GLOBAL.innodb_page_size=4096`;
while ($format) {
let $engine= `SELECT CONCAT('ENGINE=InnoDB ROW_FORMAT=',CASE $format
WHEN 1 THEN 'DYNAMIC'
@ -223,6 +224,13 @@ SELECT id, c2, ST_AsText(c3) c3, c4, c5, c6, c7, c8 FROM t3;
--enable_info
ALTER TABLE t3 ADD COLUMN t TEXT CHARSET utf8
DEFAULT 'The quick brown fox jumps over the lazy dog';
if ($redundant_4k)
{
--error ER_TOO_BIG_ROWSIZE
ALTER TABLE t3 ADD COLUMN b BLOB NOT NULL;
SET innodb_strict_mode = OFF;
}
ALTER TABLE t3 ADD COLUMN b BLOB NOT NULL;
--error ER_NO_DEFAULT_FOR_FIELD
INSERT INTO t3 SET id=4;
@ -236,7 +244,6 @@ INSERT INTO t3 SET id=5, c2=9;
SELECT id, c2, ST_AsText(c3) c3, c4, c5, c6, c7, c8, phrase, b FROM t3;
--enable_info
ALTER TABLE t3 DROP c3, DROP c7;
SET innodb_strict_mode = OFF;
--disable_info
SELECT * FROM t3;
@ -390,6 +397,7 @@ CHECK TABLE t1;
DROP TABLE t1;
dec $format;
let $redundant_4k= 0;
}
disconnect analyze;
SELECT variable_value-@old_instant instants

1
mysql-test/suite/innodb_zip/r/bug53591.result
View File

@ -1,3 +1,4 @@
call mtr.add_suppression('InnoDB: Cannot add field.*because after adding it, the row size is');
SET GLOBAL innodb_file_per_table=on;
SET GLOBAL innodb_strict_mode=on;
set old_alter_table=0;

1
mysql-test/suite/innodb_zip/r/prefix_index_liftedlimit.result
View File

@ -1,3 +1,4 @@
call mtr.add_suppression('InnoDB: Cannot add field.*because after adding it, the row size is');
CREATE TABLE worklog5743 (
col_1_varchar VARCHAR (4000) , col_2_varchar VARCHAR (4000) ,
PRIMARY KEY (col_1_varchar(3072))

2
mysql-test/suite/innodb_zip/t/bug53591.test
View File

@ -1,5 +1,7 @@
-- source include/innodb_page_size_small.inc
call mtr.add_suppression('InnoDB: Cannot add field.*because after adding it, the row size is');
let $file_per_table=`select @@innodb_file_per_table`;
SET GLOBAL innodb_file_per_table=on;

1
mysql-test/suite/innodb_zip/t/prefix_index_liftedlimit.test
View File

@ -15,6 +15,7 @@
--source include/have_innodb.inc
--source include/have_innodb_16k.inc
call mtr.add_suppression('InnoDB: Cannot add field.*because after adding it, the row size is');
# Prefix index with VARCHAR data type , primary/secondary index and DML ops
CREATE TABLE worklog5743 (
col_1_varchar VARCHAR (4000) , col_2_varchar VARCHAR (4000) ,

5
storage/innobase/dict/dict0crea.cc
View File

@ -1353,9 +1353,8 @@ dict_create_index_step(
if (node->state == INDEX_ADD_TO_CACHE) {
ut_ad(node->index->table == node->table);
err = dict_index_add_to_cache(
node->index, FIL_NULL, trx_is_strict(trx),
node->add_v);
err = dict_index_add_to_cache(node->index, FIL_NULL,
node->add_v);
ut_ad((node->index == NULL) == (err != DB_SUCCESS));

200
storage/innobase/dict/dict0dict.cc
View File

@ -45,11 +45,6 @@ dict_index_t* dict_ind_redundant;
extern uint ibuf_debug;
#endif /* UNIV_DEBUG || UNIV_IBUF_DEBUG */
/**********************************************************************
Issue a warning that the row is too big. */
void
ib_warn_row_too_big(const dict_table_t* table);
#include "btr0btr.h"
#include "btr0cur.h"
#include "btr0sea.h"
@ -2074,181 +2069,6 @@ dict_col_name_is_reserved(
return(FALSE);
}
bool dict_index_t::rec_potentially_too_big(bool strict) const
{
ut_ad(table);
ulint comp;
ulint i;
/* maximum possible storage size of a record */
ulint rec_max_size;
/* maximum allowed size of a record on a leaf page */
ulint page_rec_max;
/* maximum allowed size of a node pointer record */
ulint page_ptr_max;
/* FTS index consists of auxiliary tables, they shall be excluded from
index row size check */
if (type & DICT_FTS) {
return false;
}
DBUG_EXECUTE_IF(
"ib_force_create_table",
return(FALSE););
comp = dict_table_is_comp(table);
const page_size_t page_size(dict_tf_get_page_size(table->flags));
if (page_size.is_compressed()
&& page_size.physical() < srv_page_size) {
/* On a compressed page, two records must fit in the
uncompressed page modification log. On compressed pages
with size.physical() == srv_page_size,
this limit will never be reached. */
ut_ad(comp);
/* The maximum allowed record size is the size of
an empty page, minus a byte for recoding the heap
number in the page modification log. The maximum
allowed node pointer size is half that. */
page_rec_max = page_zip_empty_size(n_fields,
page_size.physical());
if (page_rec_max) {
page_rec_max--;
}
page_ptr_max = page_rec_max / 2;
/* On a compressed page, there is a two-byte entry in
the dense page directory for every record. But there
is no record header. */
rec_max_size = 2;
} else {
/* The maximum allowed record size is half a B-tree
page(16k for 64k page size). No additional sparse
page directory entry will be generated for the first
few user records. */
page_rec_max = (comp || srv_page_size < UNIV_PAGE_SIZE_MAX)
? page_get_free_space_of_empty(comp) / 2
: REDUNDANT_REC_MAX_DATA_SIZE;
page_ptr_max = page_rec_max;
/* Each record has a header. */
rec_max_size = comp
? REC_N_NEW_EXTRA_BYTES
: REC_N_OLD_EXTRA_BYTES;
}
if (comp) {
/* Include the "null" flags in the
maximum possible record size. */
rec_max_size += UT_BITS_IN_BYTES(unsigned(n_nullable));
} else {
/* For each column, include a 2-byte offset and a
"null" flag. The 1-byte format is only used in short
records that do not contain externally stored columns.
Such records could never exceed the page limit, even
when using the 2-byte format. */
rec_max_size += 2 * unsigned(n_fields);
}
const ulint max_local_len = table->get_overflow_field_local_len();
/* Compute the maximum possible record size. */
for (i = 0; i < n_fields; i++) {
const dict_field_t* field
= dict_index_get_nth_field(this, i);
const dict_col_t* col
= dict_field_get_col(field);
/* In dtuple_convert_big_rec(), variable-length columns
that are longer than BTR_EXTERN_LOCAL_STORED_MAX_SIZE
may be chosen for external storage.
Fixed-length columns, and all columns of secondary
index records are always stored inline. */
/* Determine the maximum length of the index field.
The field_ext_max_size should be computed as the worst
case in rec_get_converted_size_comp() for
REC_STATUS_ORDINARY records. */
size_t field_max_size = dict_col_get_fixed_size(col, comp);
if (field_max_size && field->fixed_len != 0) {
/* dict_index_add_col() should guarantee this */
ut_ad(!field->prefix_len
|| field->fixed_len == field->prefix_len);
/* Fixed lengths are not encoded
in ROW_FORMAT=COMPACT. */
goto add_field_size;
}
field_max_size = dict_col_get_max_size(col);
if (field->prefix_len) {
if (field->prefix_len < field_max_size) {
field_max_size = field->prefix_len;
}
// those conditions were copied from dtuple_convert_big_rec()
} else if (field_max_size > max_local_len
&& field_max_size > BTR_EXTERN_LOCAL_STORED_MAX_SIZE
&& DATA_BIG_COL(col)
&& dict_index_is_clust(this)) {
/* In the worst case, we have a locally stored
column of BTR_EXTERN_LOCAL_STORED_MAX_SIZE bytes.
The length can be stored in one byte. If the
column were stored externally, the lengths in
the clustered index page would be
BTR_EXTERN_FIELD_REF_SIZE and 2. */
field_max_size = max_local_len;
}
if (comp) {
/* Add the extra size for ROW_FORMAT=COMPACT.
For ROW_FORMAT=REDUNDANT, these bytes were
added to rec_max_size before this loop. */
rec_max_size += field_max_size < 256 ? 1 : 2;
}
add_field_size:
rec_max_size += field_max_size;
/* Check the size limit on leaf pages. */
if (rec_max_size >= page_rec_max) {
// with 4k page size innodb_index_stats becomes too big
// this crutch allows server bootstrapping to continue
if (table->is_system_db) {
return false;
}
ib::error_or_warn(strict)
<< "Cannot add field " << field->name
<< " in table " << table->name
<< " because after adding it, the row size is "
<< rec_max_size
<< " which is greater than maximum allowed"
" size (" << page_rec_max
<< ") for a record on index leaf page.";
return true;
}
/* Check the size limit on non-leaf pages. Records
stored in non-leaf B-tree pages consist of the unique
columns of the record (the key columns of the B-tree)
and a node pointer field. When we have processed the
unique columns, rec_max_size equals the size of the
node pointer record minus the node pointer column. */
if (i + 1 == dict_index_get_n_unique_in_tree(this)
&& rec_max_size + REC_NODE_PTR_SIZE >= page_ptr_max) {
return true;
}
}
return false;
}
/** Clears the virtual column's index list before index is
being freed.
@param[in] index Index being freed */
@ -2292,16 +2112,12 @@ added column.
@param[in,out] index index; NOTE! The index memory
object is freed in this function!
@param[in] page_no root page number of the index
@param[in] strict true=refuse to create the index
if records could be too big to fit in
an B-tree page
@param[in] add_v virtual columns being added along with ADD INDEX
@return DB_SUCCESS, DB_TOO_BIG_RECORD, or DB_CORRUPTION */
@return DB_SUCCESS, or DB_CORRUPTION */
dberr_t
dict_index_add_to_cache(
dict_index_t*& index,
ulint page_no,
bool strict,
const dict_add_v_col_t* add_v)
{
dict_index_t* new_index;
@ -2350,20 +2166,6 @@ dict_index_add_to_cache(
new_index->disable_ahi = index->disable_ahi;
#endif
if (new_index->rec_potentially_too_big(strict)) {
if (strict) {
dict_mem_index_free(new_index);
dict_mem_index_free(index);
index = NULL;
return DB_TOO_BIG_RECORD;
} else if (current_thd != NULL) {
/* Avoid the warning to be printed
during recovery. */
ib_warn_row_too_big(index->table);
}
}
n_ord = new_index->n_uniq;
/* Flag the ordering columns and also set column max_prefix */

261
storage/innobase/handler/ha_innodb.cc
View File

@ -5454,7 +5454,7 @@ normalize_table_name_c_low(
create_table_info_t::create_table_info_t(
THD* thd,
TABLE* form,
const TABLE* form,
HA_CREATE_INFO* create_info,
char* table_name,
char* remote_path,
@ -12493,9 +12493,243 @@ int create_table_info_t::create_table(bool create_fk)
}
}
if (!row_size_is_acceptable(*m_table)) {
DBUG_RETURN(convert_error_code_to_mysql(
DB_TOO_BIG_RECORD, m_flags, NULL));
}
DBUG_RETURN(0);
}
bool create_table_info_t::row_size_is_acceptable(
const dict_table_t &table) const
{
for (dict_index_t *index= dict_table_get_first_index(&table); index;
index= dict_table_get_next_index(index))
{
if (!row_size_is_acceptable(*index))
{
return false;
}
}
return true;
}
/* FIXME: row size check has some flaws and should be improved */
dict_index_t::record_size_info_t dict_index_t::record_size_info() const
{
ut_ad(!(type & DICT_FTS));
/* maximum allowed size of a node pointer record */
ulint page_ptr_max;
const bool comp= dict_table_is_comp(table);
/* table->space == NULL after DISCARD TABLESPACE */
const page_size_t page_size(dict_tf_get_page_size(table->flags));
record_size_info_t result;
if (page_size.is_compressed() &&
page_size.physical() < univ_page_size.physical())
{
/* On a ROW_FORMAT=COMPRESSED page, two records must fit in the
uncompressed page modification log. On compressed pages
with size.physical() == univ_page_size.physical(),
this limit will never be reached. */
ut_ad(comp);
/* The maximum allowed record size is the size of
an empty page, minus a byte for recoding the heap
number in the page modification log. The maximum
allowed node pointer size is half that. */
result.max_leaf_size= page_zip_empty_size(n_fields, page_size.physical());
if (result.max_leaf_size)
{
result.max_leaf_size--;
}
page_ptr_max= result.max_leaf_size / 2;
/* On a compressed page, there is a two-byte entry in
the dense page directory for every record. But there
is no record header. */
result.shortest_size= 2;
}
else
{
/* The maximum allowed record size is half a B-tree
page(16k for 64k page size). No additional sparse
page directory entry will be generated for the first
few user records. */
result.max_leaf_size= (comp || srv_page_size < UNIV_PAGE_SIZE_MAX)
? page_get_free_space_of_empty(comp) / 2
: REDUNDANT_REC_MAX_DATA_SIZE;
page_ptr_max= result.max_leaf_size;
/* Each record has a header. */
result.shortest_size= comp ? REC_N_NEW_EXTRA_BYTES : REC_N_OLD_EXTRA_BYTES;
}
if (comp)
{
/* Include the "null" flags in the
maximum possible record size. */
result.shortest_size+= UT_BITS_IN_BYTES(n_nullable);
}
else
{
/* For each column, include a 2-byte offset and a
"null" flag. The 1-byte format is only used in short
records that do not contain externally stored columns.
Such records could never exceed the page limit, even
when using the 2-byte format. */
result.shortest_size+= 2 * n_fields;
}
const ulint max_local_len= table->get_overflow_field_local_len();
/* Compute the maximum possible record size. */
for (unsigned i= 0; i < n_fields; i++)
{
const dict_field_t &f= fields[i];
const dict_col_t &col= *f.col;
/* In dtuple_convert_big_rec(), variable-length columns
that are longer than BTR_EXTERN_LOCAL_STORED_MAX_SIZE
may be chosen for external storage.
Fixed-length columns, and all columns of secondary
index records are always stored inline. */
/* Determine the maximum length of the index field.
The field_ext_max_size should be computed as the worst
case in rec_get_converted_size_comp() for
REC_STATUS_ORDINARY records. */
size_t field_max_size= dict_col_get_fixed_size(&col, comp);
if (field_max_size && f.fixed_len != 0)
{
/* dict_index_add_col() should guarantee this */
ut_ad(!f.prefix_len || f.fixed_len == f.prefix_len);
/* Fixed lengths are not encoded
in ROW_FORMAT=COMPACT. */
goto add_field_size;
}
field_max_size= dict_col_get_max_size(&col);
if (f.prefix_len)
{
if (f.prefix_len < field_max_size)
{
field_max_size= f.prefix_len;
}
/* those conditions were copied from dtuple_convert_big_rec()*/
}
else if (field_max_size > max_local_len &&
field_max_size > BTR_EXTERN_LOCAL_STORED_MAX_SIZE &&
DATA_BIG_COL(&col) && dict_index_is_clust(this))
{
/* In the worst case, we have a locally stored
column of BTR_EXTERN_LOCAL_STORED_MAX_SIZE bytes.
The length can be stored in one byte. If the
column were stored externally, the lengths in
the clustered index page would be
BTR_EXTERN_FIELD_REF_SIZE and 2. */
field_max_size= max_local_len;
}
if (comp)
{
/* Add the extra size for ROW_FORMAT=COMPACT.
For ROW_FORMAT=REDUNDANT, these bytes were
added to result.shortest_size before this loop. */
result.shortest_size+= field_max_size < 256 ? 1 : 2;
}
add_field_size:
result.shortest_size+= field_max_size;
/* Check the size limit on leaf pages. */
if (result.shortest_size >= result.max_leaf_size)
{
result.set_too_big(i);
}
/* Check the size limit on non-leaf pages. Records
stored in non-leaf B-tree pages consist of the unique
columns of the record (the key columns of the B-tree)
and a node pointer field. When we have processed the
unique columns, result.shortest_size equals the size of the
node pointer record minus the node pointer column. */
if (i + 1 == dict_index_get_n_unique_in_tree(this) &&
result.shortest_size + REC_NODE_PTR_SIZE >= page_ptr_max)
{
result.set_too_big(i);
}
}
return result;
}
/** Issue a warning that the row is too big. */
static void ib_warn_row_too_big(THD *thd, const dict_table_t *table)
{
/* FIXME: this row size check should be improved */
/* If prefix is true then a 768-byte prefix is stored
locally for BLOB fields. Refer to dict_table_get_format() */
const bool prefix= !dict_table_has_atomic_blobs(table);
const ulint free_space=
page_get_free_space_of_empty(table->flags & DICT_TF_COMPACT) / 2;
push_warning_printf(
thd, Sql_condition::WARN_LEVEL_WARN, HA_ERR_TO_BIG_ROW,
"Row size too large (> " ULINTPF "). Changing some columns to TEXT"
" or BLOB %smay help. In current row format, BLOB prefix of"
" %d bytes is stored inline.",
free_space,
prefix ? "or using ROW_FORMAT=DYNAMIC or ROW_FORMAT=COMPRESSED " : "",
prefix ? DICT_MAX_FIXED_COL_LEN : 0);
}
bool create_table_info_t::row_size_is_acceptable(
const dict_index_t &index) const
{
if ((index.type & DICT_FTS) || index.table->is_system_db)
{
/* Ignore system tables check because innodb_table_stats
maximum row size can not fit on 4k page. */
return true;
}
const bool strict= THDVAR(m_thd, strict_mode);
dict_index_t::record_size_info_t info= index.record_size_info();
if (info.row_is_too_big())
{
ut_ad(info.get_overrun_size() != 0);
ut_ad(info.max_leaf_size != 0);
const size_t idx= info.get_first_overrun_field_index();
const dict_field_t *field= dict_index_get_nth_field(&index, idx);
ib::error_or_warn(strict)
<< "Cannot add field " << field->name << " in table "
<< index.table->name << " because after adding it, the row size is "
<< info.get_overrun_size()
<< " which is greater than maximum allowed size ("
<< info.max_leaf_size << " bytes) for a record on index leaf page.";
if (strict)
{
return false;
}
ib_warn_row_too_big(m_thd, index.table);
}
return true;
}
/** Update a new table in an InnoDB database.
@return error number */
int
@ -21259,31 +21493,6 @@ innobase_convert_to_system_charset(
cs2, to, static_cast<uint>(len), errors)));
}
/**********************************************************************
Issue a warning that the row is too big. */
void
ib_warn_row_too_big(const dict_table_t* table)
{
/* If prefix is true then a 768-byte prefix is stored
locally for BLOB fields. */
const bool prefix = !dict_table_has_atomic_blobs(table);
const ulint free_space = page_get_free_space_of_empty(
table->flags & DICT_TF_COMPACT) / 2;
THD* thd = current_thd;
push_warning_printf(
thd, Sql_condition::WARN_LEVEL_WARN, HA_ERR_TO_BIG_ROW,
"Row size too large (> " ULINTPF ")."
" Changing some columns to TEXT"
" or BLOB %smay help. In current row format, BLOB prefix of"
" %d bytes is stored inline.", free_space
, prefix ? "or using ROW_FORMAT=DYNAMIC or"
" ROW_FORMAT=COMPRESSED ": ""
, prefix ? DICT_MAX_FIXED_COL_LEN : 0);
}
/** Validate the requested buffer pool size. Also, reserve the necessary
memory needed for buffer pool resize.
@param[in] thd thread handle

7
storage/innobase/handler/ha_innodb.h
View File

@ -641,7 +641,7 @@ public:
- all but name/path is used, when validating options and using flags. */
create_table_info_t(
THD* thd,
TABLE* form,
const TABLE* form,
HA_CREATE_INFO* create_info,
char* table_name,
char* remote_path,
@ -689,6 +689,11 @@ public:
void allocate_trx();
/** Checks that every index have sane size. Depends on strict mode */
bool row_size_is_acceptable(const dict_table_t& table) const;
/** Checks that given index have sane size. Depends on strict mode */
bool row_size_is_acceptable(const dict_index_t& index) const;
/** Determines InnoDB table flags.
If strict_mode=OFF, this will adjust the flags to what should be assumed.
@retval true if successful, false if error */

18
storage/innobase/handler/handler0alter.cc
View File

@ -4921,6 +4921,10 @@ prepare_inplace_alter_table_dict(
new_clustered = (DICT_CLUSTERED & index_defs[0].ind_type) != 0;
create_table_info_t info(ctx->prebuilt->trx->mysql_thd, altered_table,
ha_alter_info->create_info, NULL, NULL,
srv_file_per_table);
/* The primary index would be rebuilt if a FTS Doc ID
column is to be added, and the primary index definition
is just copied from old table and stored in indexdefs[0] */
@ -5300,7 +5304,7 @@ new_clustered_failed:
for (uint a = 0; a < ctx->num_to_add_index; a++) {
ctx->add_index[a]->table = ctx->new_table;
error = dict_index_add_to_cache(
ctx->add_index[a], FIL_NULL, false, add_v);
ctx->add_index[a], FIL_NULL, add_v);
ut_a(error == DB_SUCCESS);
}
DBUG_ASSERT(ha_alter_info->key_count
@ -5539,6 +5543,10 @@ new_table_failed:
}
ctx->add_index[a] = index;
if (!info.row_size_is_acceptable(*index)) {
error = DB_TOO_BIG_RECORD;
goto error_handling;
}
index->parser = index_defs[a].parser;
index->has_new_v_col = has_new_v_col;
/* Note the id of the transaction that created this
@ -5637,6 +5645,10 @@ error_handling_drop_uncached:
DBUG_ASSERT(index != ctx->add_index[a]);
}
ctx->add_index[a]= index;
if (!info.row_size_is_acceptable(*index)) {
error = DB_TOO_BIG_RECORD;
goto error_handling_drop_uncached;
}
index->parser = index_defs[a].parser;
index->has_new_v_col = has_new_v_col;
@ -5685,6 +5697,10 @@ error_handling_drop_uncached:
}
}
}
} else if (ctx->is_instant()
&& !info.row_size_is_acceptable(*user_table)) {
error = DB_TOO_BIG_RECORD;
goto error_handling;
}
if (ctx->online && ctx->num_to_add_index) {

6
storage/innobase/include/dict0dict.h
View File

@ -1070,16 +1070,12 @@ added column.
@param[in,out] index index; NOTE! The index memory
object is freed in this function!
@param[in] page_no root page number of the index
@param[in] strict true=refuse to create the index
if records could be too big to fit in
an B-tree page
@param[in] add_v virtual columns being added along with ADD INDEX
@return DB_SUCCESS, DB_TOO_BIG_RECORD, or DB_CORRUPTION */
@return DB_SUCCESS, or DB_CORRUPTION */
dberr_t
dict_index_add_to_cache(
dict_index_t*& index,
ulint page_no,
bool strict = false,
const dict_add_v_col_t* add_v = NULL)
MY_ATTRIBUTE((warn_unused_result));
/********************************************************************//**

64
storage/innobase/include/dict0mem.h
View File

@ -1121,11 +1121,65 @@ struct dict_index_t{
bool
vers_history_row(const rec_t* rec, bool &history_row);
/** If a record of this index might not fit on a single B-tree page,
return true.
@param[in] strict issue error or warning
@return true if the index record could become too big */
bool rec_potentially_too_big(bool strict) const;
/** This ad-hoc class is used by record_size_info only. */
class record_size_info_t {
public:
record_size_info_t()
: max_leaf_size(0), shortest_size(0), too_big(false),
first_overrun_field_index(SIZE_T_MAX), overrun_size(0)
{
}
/** Mark row potentially too big for page and set up first
overflow field index. */
void set_too_big(size_t field_index)
{
ut_ad(field_index != SIZE_T_MAX);
too_big = true;
if (first_overrun_field_index > field_index) {
first_overrun_field_index = field_index;
overrun_size = shortest_size;
}
}
/** @return overrun field index or SIZE_T_MAX if nothing
overflowed*/
size_t get_first_overrun_field_index() const
{
ut_ad(row_is_too_big());
ut_ad(first_overrun_field_index != SIZE_T_MAX);
return first_overrun_field_index;
}
size_t get_overrun_size() const
{
ut_ad(row_is_too_big());
return overrun_size;
}
bool row_is_too_big() const { return too_big; }
size_t max_leaf_size; /** Bigger row size this index can
produce */
size_t shortest_size; /** shortest because it counts everything
as in overflow pages */
private:
bool too_big; /** This one is true when maximum row size this
index can produce is bigger than maximum row
size given page can hold. */
size_t first_overrun_field_index; /** After adding this field
index row overflowed maximum
allowed size. Useful for
reporting back to user. */
size_t overrun_size; /** Just overrun row size */
};
/** Returns max possibly record size for that index, size of a shortest
everything in overflow) size of the longest possible row and index
of a field which made index records too big to fit on a page.*/
inline record_size_info_t record_size_info() const;
};
/** Detach a column from an index.

3
storage/innobase/include/page0zip.ic
View File

@ -164,6 +164,9 @@ page_zip_rec_needs_ext(
ulint n_fields,
const page_size_t& page_size)
{
/* FIXME: row size check is this function seems to be the most correct.
Put it in a separate function and use in more places of InnoDB */
ut_ad(rec_size
> ulint(comp ? REC_N_NEW_EXTRA_BYTES : REC_N_OLD_EXTRA_BYTES));
ut_ad(comp || !page_size.is_compressed());

3
storage/innobase/row/row0mysql.cc
View File

@ -2580,8 +2580,7 @@ row_create_index_for_mysql(
} else {
dict_build_index_def(table, index, trx);
err = dict_index_add_to_cache(
index, FIL_NULL, trx_is_strict(trx));
err = dict_index_add_to_cache(index, FIL_NULL);
ut_ad((index == NULL) == (err != DB_SUCCESS));
if (UNIV_LIKELY(err == DB_SUCCESS)) {
ut_ad(!index->is_instant());