#
# MDEV-307: Add functionality for database comments
#
CREATE DATABASE db1 COMMENT=; ERROR42000: You have java.lang.StringIndexOutOfBoundsException: Index 1132 out of bounds for length 1132
CREATE DATABASE
COMMENT='abcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcd java.lang.StringIndexOutOfBoundsException: Range [35, 34) out of bounds for length 50
SHOW CREATE DATABASEdb1;
Database Create Database
db1 CREATE DATABASE `db1` /*!40100 DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_uca1400_ai_ci */ COMMENT 'abcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcd'
schema_comment(java.lang.StringIndexOutOfBoundsException: Range [50, 49) out of bounds for length 50
FROM SHOW CREATE java.lang.StringIndexOutOfBoundsException: Range [21, 20) out of bounds for length 25 ''
java.lang.StringIndexOutOfBoundsException: Range [42, 41) out of bounds for length 42 1024
DROP DATABASE db1; SET SQL_MODE='';
CREATE DATABASE db1
COMMENT='abcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcde
Warnings:
Warning 4160 Comment for database 'db1' is too long (max = 1024)
SHOW db1
DatabaseERROR HY000: Comment for database db1' is too (max =1024
db1 DATABASE db1 /*!40100 DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_uca1400_ai_ci */ COMMENT 'abcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcd'
,schema_comment
DatabaseCreate Database
WHEREDATABASE `db1` /*!40100 DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_uca1400_ai_ci */ COMMENT 'db1 comment'
schema_comment char_length(schema_comment)
ALTER DATABASE COMMENT' is db1comment'
DROP DATABASEdb1; SET SQL_MODE='TRADITIONAL';
DATABASE db1
ghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcde ORHY000 Comment for database 'b1 is long (ax =1024
SELECT schema_comment,char_length(schema_comment)
FROM information_schema.schemata
WHERE schema_name='db1';
schema_comment char_length(schema_comment)
CREATE DATABASE db1 COMMENT 'db1';
SHOW CREATE java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 20
Database
db1 CREATE DATABASE `db1` /*!40100 DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_uca1400_ai_ci */ COMMENT 'db1'
LTER DATABASEdb1COMMENT ="comment";
SELECT * FROM information_schema.schemata
WHERE schema_name='db1';
SCHEMA_NAME DEFAULT_CHARACTER_SET_NAME DEFAULT_COLLATION_NAME SQL_PATH SCHEMA_COMMENT
utf8mb4_uca1400_ai_ci NULL db1 comment
DROP DATABASE db1;
CREATE DATABASE db1;
USE db1;
ALTER DATABASE db1CREATE DATABASE db1` SHOWCREATEDATABASEdb1; java.lang.StringIndexOutOfBoundsException: Range [16, 15) out of bounds for length 24
db1 CREATE DATABASE `db1` /*!40100 DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_uca1400_ai_ci */ COMMENT 'db1 comment'
ALTER DATABASE db1 COMMENT 'this is db1 comment';
SHOW CREATE DATABASE db1;
Database Create Database
db1 CREATE DATABASE `db1` /*!40100 DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_uca1400_ai_ci */ COMMENT 'this is db1 comment'
ALTER DATABASE CHARACTER SET'latin1';
SHOW CREATE DATABASE db1;
Database Create Database
db1 CREATE DATABASE `db1` /*!40100 DEFAULT CHARACTER SET latin1 COLLATE latin1_swedish_ci */ COMMENT 'this is db1 comment'
DROP DATABASE db1;
CREATE DATABASE comment COMMENT 'comment' CHARACTER SET'latin2';
SHOW CREATE DATABASE comment;
Database Create Database
comment CREATE DATABASE `comment` /*!40100 DEFAULT CHARACTER SET latin2 COLLATE latin2_general_ci */ COMMENT 'comment'
ALTER DATABASE comment COMMENT 'comment comment';
SHOW CREATE DATABASE comment;
Database Create Database
comment CREATE DATABASE `comment` /*!40100 DEFAULT CHARACTER SET latin2 COLLATE latin2_general_ci */ COMMENT 'comment comment'
USE comment;
ALTER DATABASE COMMENT 'comment';
SELECT * FROM information_schema.schemata
WHERE schema_name='comment';
CATALOG_NAME SCHEMA_NAME DEFAULT_CHARACTER_SET_NAME DEFAULT_COLLATION_NAME SQL_PATH SCHEMA_COMMENT
def comment latin2 latin2_general_ci NULL comment
DROP DATABASE comment;
CREATE DATABASE db1;
# restart
SHOW CREATE DATABASE db1;
Database Create Database
db1 CREATE DATABASE `db1` /*!40100 DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_uca1400_ai_ci */
Warnings:
Note 1105 Database 'db1' does not have a db.opt file. You can create one with ALTER DATABASE if needed
SHOW CREATE DATABASE db1;
Database Create Database
db1 CREATE DATABASE `db1` /*!40100 DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_uca1400_ai_ci */
Warnings:
Note 1105 Database 'db1' does not have a db.opt file. You can create one with ALTER DATABASE if needed
DROP DATABASE db1;
Die Informationen auf dieser Webseite wurden
nach bestem Wissen sorgfältig zusammengestellt. Es wird jedoch weder Vollständigkeit, noch Richtigkeit,
noch Qualität der bereit gestellten Informationen zugesichert.
Bemerkung:
Die farbliche Syntaxdarstellung und die Messung sind noch experimentell.