2 DROP TABLE IF EXISTS t1;
4 create table t1 (c1 VARCHAR(10) NOT NULL COMMENT 'Abcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcd', c2 INTEGER COMMENT 'aBcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcd',c3 INTEGER COMMENT '012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789', c4 INTEGER, c5 INTEGER, c6 INTEGER, c7 INTEGER, c8 VARCHAR(100), c9 CHAR(50), c10 DATETIME, c11 DATETIME, c12 DATETIME,c13 DATETIME, INDEX i1 (c1), INDEX i2(c2)
5 ) COMMENT='ABCDEFGHIJabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcdefghijabcd';
9 SELECT table_comment,char_length(table_comment) FROM information_schema.tables WHERE table_name='t1';
13 SELECT column_comment,char_length(column_comment) FROM information_schema.columns WHERE table_name='t1';
17 SELECT comment FROM information_schema.statistics WHERE table_name='t1';
18 let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`;
19 --replace_result $ENGINE ENGINE " PAGE_CHECKSUM=0" ""
24 SELECT table_comment,char_length(table_comment) FROM information_schema.tables WHERE table_name='t1';
28 SELECT column_comment,char_length(column_comment) FROM information_schema.columns WHERE table_name='t1';
32 SELECT comment FROM information_schema.statistics WHERE table_name='t1';
33 let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`;
34 --replace_result $ENGINE ENGINE " PAGE_CHECKSUM=0" ""
39 SELECT table_comment,char_length(table_comment) FROM information_schema.tables WHERE table_name='t1';
43 SELECT column_comment,char_length(column_comment) FROM information_schema.columns WHERE table_name='t1';
47 SELECT comment FROM information_schema.statistics WHERE table_name='t1';
48 let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`;
49 --replace_result $ENGINE ENGINE " PAGE_CHECKSUM=0" ""
53 ALTER TABLE t1 DROP INDEX i2;
57 SELECT table_comment,char_length(table_comment) FROM information_schema.tables WHERE table_name='t1';
61 SELECT column_comment,char_length(column_comment) FROM information_schema.columns WHERE table_name='t1';
65 SELECT comment FROM information_schema.statistics WHERE table_name='t1';
66 let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`;
67 --replace_result $ENGINE ENGINE " PAGE_CHECKSUM=0" ""
71 SELECT table_comment,char_length(table_comment) FROM information_schema.tables WHERE table_name='t1';
75 SELECT column_comment,char_length(column_comment) FROM information_schema.columns WHERE table_name='t1';
79 SELECT comment FROM information_schema.statistics WHERE table_name='t1';
80 let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`;
81 --replace_result $ENGINE ENGINE " PAGE_CHECKSUM=0" ""
86 SELECT table_comment,char_length(table_comment) FROM information_schema.tables WHERE table_name='t1';
90 SELECT column_comment,char_length(column_comment) FROM information_schema.columns WHERE table_name='t1';
94 SELECT comment FROM information_schema.statistics WHERE table_name='t1';
95 let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`;
96 --replace_result $ENGINE ENGINE " PAGE_CHECKSUM=0" ""
101 SELECT table_comment,char_length(table_comment) FROM information_schema.tables WHERE table_name='t1';
105 SELECT column_comment,char_length(column_comment) FROM information_schema.columns WHERE table_name='t1';
109 SELECT comment FROM information_schema.statistics WHERE table_name='t1';
110 let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`;
111 --replace_result $ENGINE ENGINE " PAGE_CHECKSUM=0" ""
112 SHOW CREATE TABLE t1;
115 SELECT table_comment,char_length(table_comment) FROM information_schema.tables WHERE table_name='t1';
119 SELECT column_comment,char_length(column_comment) FROM information_schema.columns WHERE table_name='t1';
123 SELECT comment FROM information_schema.statistics WHERE table_name='t1';
124 let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`;
125 --replace_result $ENGINE ENGINE " PAGE_CHECKSUM=0" ""
126 SHOW CREATE TABLE t1;
131 set sql_mode='TRADITIONAL';
135 SELECT table_comment,char_length(table_comment) FROM information_schema.tables WHERE table_name='t1';
139 SELECT column_comment,char_length(column_comment) FROM information_schema.columns WHERE table_name='t1';
143 SELECT comment FROM information_schema.statistics WHERE table_name='t1';
144 let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`;
145 --replace_result $ENGINE ENGINE " PAGE_CHECKSUM=0" ""
146 SHOW CREATE TABLE t1;
149 set sql_mode='TRADITIONAL';
152 SELECT table_comment,char_length(table_comment) FROM information_schema.tables WHERE table_name='t1';
156 SELECT column_comment,char_length(column_comment) FROM information_schema.columns WHERE table_name='t1';
160 SELECT comment FROM information_schema.statistics WHERE table_name='t1';
161 let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`;
162 --replace_result $ENGINE ENGINE " PAGE_CHECKSUM=0" ""
163 SHOW CREATE TABLE t1;