~drizzle-trunk/drizzle/development

DROP TABLE IF EXISTS t0,t1,t2,t3,t4,t5;
DROP SCHEMA IF EXISTS data_dictionary;
select count(*) from data_dictionary.SCHEMAS where schema_name > 'm';
count(*)
#
select count(*) from data_dictionary.schemas;
count(*)
#
show databases like 't%';
Database (t%)
test
show databases;
Database
data_dictionary
information_schema
mysql
test
create database mysqltest;
create table mysqltest.t1(a int, b VARCHAR(30), KEY string_data (b));
create table test.t2(a int);
create table t3(a int, KEY a_data (a));
create table mysqltest.t4(a int);
create table t5 (id int auto_increment primary key);
insert into t5 values (10);
select table_name from data_dictionary.TABLES
where table_schema = "mysqltest" and table_name like "t%";
table_name
t1
t4
show tables like 't%';
Tables_in_test (t%)
t2
t3
t5
show table status;
Session	Schema	Name	Type	Engine	Version	Rows	Avg_row_length	Table_size	Auto_increment
#	test	t5	STANDARD	InnoDB	#	#	#	#	#
show columns from t3 like "a%";
Field	Type	Null	Default	Default_is_NULL	On_Update
a	INTEGER	TRUE		TRUE	
select * from data_dictionary.COLUMNS where table_name="t1"
and column_name= "a";
TABLE_SCHEMA	TABLE_NAME	COLUMN_NAME	COLUMN_TYPE	ORDINAL_POSITION	COLUMN_DEFAULT	COLUMN_DEFAULT_IS_NULL	COLUMN_DEFAULT_UPDATE	IS_NULLABLE	IS_INDEXED	IS_USED_IN_PRIMARY	IS_UNIQUE	IS_MULTI	IS_FIRST_IN_MULTI	INDEXES_FOUND_IN	DATA_TYPE	CHARACTER_MAXIMUM_LENGTH	CHARACTER_OCTET_LENGTH	NUMERIC_PRECISION	NUMERIC_SCALE	COLLATION_NAME	COLUMN_COMMENT
mysqltest	t1	a	INTEGER	0		TRUE		TRUE	FALSE	FALSE	FALSE	FALSE	FALSE	0	INTEGER	0	0	0	0		
select table_name, column_name from data_dictionary.columns 
where table_schema = 'mysqltest' and table_name = 't1';
table_name	column_name
t1	a
t1	b
show columns from mysqltest.t1;
Field	Type	Null	Default	Default_is_NULL	On_Update
a	INTEGER	TRUE		TRUE	
b	VARCHAR	TRUE		TRUE	
drop tables mysqltest.t4, mysqltest.t1, t2, t3, t5;
drop database mysqltest;
select * from data_dictionary.CHARACTER_SETS
where CHARACTER_SET_NAME like 'latin1%';
CHARACTER_SET_NAME	DEFAULT_COLLATE_NAME	DESCRIPTION	MAXLEN
select * from data_dictionary.COLLATIONS
where COLLATION_NAME like 'latin1%';
CHARACTER_SET_NAME	COLLATION_NAME	DESCRIPTION	ID	IS_DEFAULT	IS_COMPILED	SORTLEN
select DATA_TYPE from data_dictionary.columns
where table_schema="data_dictionary" and table_name="COLUMNS" and
(column_name="character_set_name" or column_name="collation_name");
DATA_TYPE
VARCHAR
select TABLE_TYPE from data_dictionary.tables where 
table_schema="data_dictionary" and table_name="COLUMNS";
TABLE_TYPE
FUNCTION
select table_type from data_dictionary.tables
where table_schema="mysql" and table_name="user";
table_type
select table_schema,table_name, column_name from
data_dictionary.columns 
where DATA_TYPE = 'longtext';
table_schema	table_name	column_name
select table_name, column_name, DATA_TYPE from data_dictionary.columns
where DATA_TYPE = 'datetime';
table_name	column_name	DATA_TYPE
SELECT COUNT(*) FROM DATA_DICTIONARY.TABLES A
WHERE NOT EXISTS 
(SELECT * FROM DATA_DICTIONARY.COLUMNS B
WHERE A.TABLE_SCHEMA = B.TABLE_SCHEMA
AND A.TABLE_NAME = B.TABLE_NAME);
COUNT(*)
0
create table t1
( x_bigint BIGINT,
x_integer INTEGER,
x_int int,
x_decimal DECIMAL(5,3),
x_numeric NUMERIC(5,3),
x_real REAL,
x_float FLOAT,
x_double_precision DOUBLE PRECISION );
SELECT COLUMN_NAME, CHARACTER_MAXIMUM_LENGTH, CHARACTER_OCTET_LENGTH
FROM DATA_DICTIONARY.COLUMNS
WHERE TABLE_NAME= 't1';
COLUMN_NAME	CHARACTER_MAXIMUM_LENGTH	CHARACTER_OCTET_LENGTH
x_bigint	0	0
x_integer	0	0
x_int	0	0
x_decimal	0	0
x_numeric	0	0
x_real	0	0
x_float	0	0
x_double_precision	0	0
drop table t1;
SELECT table_schema, count(*) FROM data_dictionary.TABLES
WHERE table_name NOT LIKE 'ndb_%' AND 
table_name NOT LIKE 'falcon%' AND
ENGINE IS NULL
GROUP BY TABLE_SCHEMA;
table_schema	count(*)
create table t1(f1 LONGBLOB, f2 LONGTEXT);
select column_name, DATA_TYPE, CHARACTER_OCTET_LENGTH,
CHARACTER_MAXIMUM_LENGTH
from data_dictionary.columns
where table_name='t1';
column_name	DATA_TYPE	CHARACTER_OCTET_LENGTH	CHARACTER_MAXIMUM_LENGTH
f1	BLOB	0	0
f2	BLOB	0	0
drop table t1;
create table t1(f1 int, f2 int, f3 BIGINT, f4 int,
f5 BIGINT, f6 int, f7 int);
select column_name, NUMERIC_PRECISION, NUMERIC_SCALE
from data_dictionary.columns
where table_name='t1';
column_name	NUMERIC_PRECISION	NUMERIC_SCALE
f1	0	0
f2	0	0
f3	0	0
f4	0	0
f5	0	0
f6	0	0
f7	0	0
drop table t1;
create table t1 (a int not null, b int);
use data_dictionary;
select column_name, column_default from columns
where table_schema='test' and table_name='t1';
column_name	column_default
a	
b	
use test;
show columns from t1;
Field	Type	Null	Default	Default_is_NULL	On_Update
a	INTEGER	FALSE		FALSE	
b	INTEGER	TRUE		TRUE	
drop table t1;
alter database data_dictionary;
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your Drizzle server version for the right syntax to use near '' at line 1
use data_dictionary;
use data_dictionary;
create temporary table schemas(f1 char(10));
ERROR 42000: Access denied for user ''@'' to database 'data_dictionary'
use test;
create table t1(id int);
insert into t1(id) values (1);
select 1 from (select 1 from test.t1) a;
1
1
use data_dictionary;
select 1 from (select 1 from test.t1) a;
1
1
use test;
drop table t1;
create temporary table t1(f1 int, index(f1));
show columns from t1;
Field	Type	Null	Default	Default_is_NULL	On_Update
f1	INTEGER	TRUE		TRUE	
describe t1;
Field	Type	Null	Default	Default_is_NULL	On_Update
f1	INTEGER	TRUE		TRUE	
show indexes from t1;
Table	Unique	Key_name	Seq_in_index	Column_name
t1	FALSE	f1	1	f1
drop table t1;
create table t1(f1 varbinary(32), f2 varbinary(64));
select character_maximum_length, character_octet_length
from data_dictionary.columns where table_name='t1';
character_maximum_length	character_octet_length
32	128
64	256
drop table t1;
select DATA_TYPE, group_concat(table_schema, '.', table_name), count(*) as num
from data_dictionary.columns where
table_schema='data_dictionary' and
(DATA_TYPE = 'varchar' or DATA_TYPE = 'varchar'
 or DATA_TYPE = 'varchar')
group by DATA_TYPE order by DATA_TYPE, num;
DATA_TYPE	group_concat(table_schema, '.', table_name)	num
VARCHAR	data_dictionary.CHARACTER_SETS,data_dictionary.CHARACTER_SETS,data_dictionary.CHARACTER_SETS,data_dictionary.COLLATIONS,data_dictionary.COLLATIONS,data_dictionary.COLLATIONS,data_dictionary.COLLATIONS,data_dictionary.COLLATIONS,data_dictionary.COLUMNS,data_dictionary.COLUMNS,data_dictionary.COLUMNS,data_dictionary.COLUMNS,data_dictionary.COLUMNS,data_dictionary.COLUMNS,data_dictionary.COLUMNS,data_dictionary.COLUMNS,data_dictionary.COLUMNS,data_dictionary.COLUMNS,data_dictionary.COLUMNS,data_dictionary.COLUMNS,data_dictionary.COLUMNS,data_dictionary.COLUMNS,data_dictionary.COLUMNS,data_dictionary.COLUMNS,data_dictionary.GLOBAL_STATEMENTS,data_dictionary.GLOBAL_STATEMENTS,data_dictionary.GLOBAL_STATUS,data_dictionary.GLOBAL_STATUS,data_dictionary.GLOBAL_VARIABLES,data_dictionary.GLOBAL_VARIABLES,data_dictionary.INDEXES,data_dictionary.INDEXES,data_dictionary.INDEXES,data_dictionary.INDEXES,data_dictionary.INDEXES,data_dictionary.INDEXES,data_dictionary.INDEXES,data_dictionary.INDEXES,data_dictionary.INDEX_PART	145
Warnings:
Warning	1260	1 line(s) were cut by GROUP_CONCAT()
create table t1(f1 char(1) not null, f2 char(9) not null);
select CHARACTER_MAXIMUM_LENGTH, CHARACTER_OCTET_LENGTH from
data_dictionary.columns where table_schema='test' and table_name = 't1';
CHARACTER_MAXIMUM_LENGTH	CHARACTER_OCTET_LENGTH
1	4
9	36
drop table t1;
set @a:= '.';
create table t1(f1 char(5));
create table t2(f1 char(5));
select concat(@a, table_name), @a, table_name
from data_dictionary.tables where table_schema = 'test';
concat(@a, table_name)	@a	table_name
.t1	.	t1
.t2	.	t2
drop table t1,t2;
SELECT t.table_name, c1.column_name
FROM data_dictionary.tables t
INNER JOIN
data_dictionary.columns c1
ON t.table_schema = c1.table_schema AND
t.table_name = c1.table_name
WHERE t.table_schema = 'data_dictionary' AND
c1.ordinal_position =
( SELECT COALESCE(MIN(c2.ordinal_position),1)
FROM data_dictionary.columns c2
WHERE c2.table_schema = t.table_schema AND
c2.table_name = t.table_name AND
c2.column_name LIKE '%SCHEMA%'
        )
AND t.table_name NOT LIKE 'falcon%'
  AND t.ENGINE IS NULL;
table_name	column_name
SELECT t.table_name, c1.column_name
FROM data_dictionary.tables t
INNER JOIN
data_dictionary.columns c1
ON t.table_schema = c1.table_schema AND
t.table_name = c1.table_name
WHERE t.table_schema = 'data_dictionary' AND
c1.ordinal_position =
( SELECT COALESCE(MIN(c2.ordinal_position),1)
FROM data_dictionary.columns c2
WHERE c2.table_schema = 'data_dictionary' AND
c2.table_name = t.table_name AND
c2.column_name LIKE '%SCHEMA%'
        )
AND t.table_name NOT LIKE 'falcon%'
  AND t.ENGINE IS NULL;
table_name	column_name
SELECT MAX(table_name) FROM data_dictionary.tables;
MAX(table_name)
VIEW_TABLE_USAGE
SELECT table_name from data_dictionary.tables
WHERE table_name=(SELECT MAX(table_name)
FROM data_dictionary.tables);
table_name
VIEW_TABLE_USAGE
create table t1 (f1 int);
create table t2 (f1 int, f2 int);
select table_name from data_dictionary.tables
where table_schema = 'test' and table_name not in
(select table_name from data_dictionary.columns
where table_schema = 'test' and column_name = 'f3');
table_name
t1
t2
drop table t1,t2;
select 1 as f1 from data_dictionary.tables  where "CHARACTER_SETS"=
(select cast(table_name as char)  from data_dictionary.tables
order by table_name limit 1) limit 1;
f1
1
select t.table_name, group_concat(t.table_schema, '.', t.table_name),
count(*) as num1
from data_dictionary.tables t
inner join data_dictionary.columns c1
on t.table_schema = c1.table_schema AND t.table_name = c1.table_name
where t.table_schema = 'data_dictionary' AND
t.table_name not like 'falcon%' AND
t.ENGINE IS NULL AND
c1.ordinal_position =
(select isnull(c2.DATA_TYPE) -
isnull(group_concat(c2.table_schema, '.', c2.table_name)) +
count(*) as num
from data_dictionary.columns c2 where
c2.table_schema='data_dictionary' and
(c2.DATA_TYPE = 'varchar' or c2.DATA_TYPE = 'varchar')
group by c2.DATA_TYPE order by num limit 1)
group by t.table_name order by num1, t.table_name;
table_name	group_concat(t.table_schema, '.', t.table_name)	num1
alter database;
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your Drizzle server version for the right syntax to use near '' at line 1
alter database test;
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your Drizzle server version for the right syntax to use near '' at line 1
create table t1 (
f1 varchar(50),
f2 varchar(50) not null,
f3 varchar(50) default '',
f4 varchar(50) default NULL,
f5 bigint not null,
f6 bigint not null default 10,
f7 datetime not null,
f8 datetime default '2006-01-01'
);
select column_default from data_dictionary.columns where table_name= 't1';
column_default





10
10
2006-01-01
show columns from t1;
Field	Type	Null	Default	Default_is_NULL	On_Update
f1	VARCHAR	TRUE		TRUE	
f2	VARCHAR	FALSE		FALSE	
f3	VARCHAR	TRUE		FALSE	
f4	VARCHAR	TRUE		TRUE	
f5	BIGINT	FALSE		FALSE	
f6	BIGINT	FALSE	10	FALSE	
f7	DATETIME	FALSE	10	FALSE	
f8	DATETIME	TRUE	2006-01-01	FALSE	
drop table t1;
SET max_heap_table_size = DEFAULT;
USE test;
End of 5.0 tests.
SELECT SCHEMA_NAME FROM DATA_DICTIONARY.SCHEMAS
WHERE SCHEMA_NAME ='data_dictionary';
SCHEMA_NAME
data_dictionary
SELECT TABLE_COLLATION FROM DATA_DICTIONARY.TABLES
WHERE TABLE_SCHEMA='mysql' and TABLE_NAME= 'db';
TABLE_COLLATION
select * from data_dictionary.columns where table_schema = NULL;
TABLE_SCHEMA	TABLE_NAME	COLUMN_NAME	COLUMN_TYPE	ORDINAL_POSITION	COLUMN_DEFAULT	COLUMN_DEFAULT_IS_NULL	COLUMN_DEFAULT_UPDATE	IS_NULLABLE	IS_INDEXED	IS_USED_IN_PRIMARY	IS_UNIQUE	IS_MULTI	IS_FIRST_IN_MULTI	INDEXES_FOUND_IN	DATA_TYPE	CHARACTER_MAXIMUM_LENGTH	CHARACTER_OCTET_LENGTH	NUMERIC_PRECISION	NUMERIC_SCALE	COLLATION_NAME	COLUMN_COMMENT
select * from `data_dictionary`.`COLUMNS` where `TABLE_NAME` = NULL;
TABLE_SCHEMA	TABLE_NAME	COLUMN_NAME	COLUMN_TYPE	ORDINAL_POSITION	COLUMN_DEFAULT	COLUMN_DEFAULT_IS_NULL	COLUMN_DEFAULT_UPDATE	IS_NULLABLE	IS_INDEXED	IS_USED_IN_PRIMARY	IS_UNIQUE	IS_MULTI	IS_FIRST_IN_MULTI	INDEXES_FOUND_IN	DATA_TYPE	CHARACTER_MAXIMUM_LENGTH	CHARACTER_OCTET_LENGTH	NUMERIC_PRECISION	NUMERIC_SCALE	COLLATION_NAME	COLUMN_COMMENT
select * from `data_dictionary`.`INDEXES` where `TABLE_SCHEMA` = NULL;
TABLE_SCHEMA	TABLE_NAME	INDEX_NAME	IS_USED_IN_PRIMARY	IS_UNIQUE	IS_NULLABLE	KEY_LENGTH	INDEX_TYPE	INDEX_COMMENT
select * from `data_dictionary`.`INDEXES` where `TABLE_NAME` = NULL;
TABLE_SCHEMA	TABLE_NAME	INDEX_NAME	IS_USED_IN_PRIMARY	IS_UNIQUE	IS_NULLABLE	KEY_LENGTH	INDEX_TYPE	INDEX_COMMENT
select * from data_dictionary.schemas where schema_name = NULL;
SCHEMA_NAME	DEFAULT_COLLATION_NAME	SCHEMA_CREATION_TIME	SCHEMA_UPDATE_TIME
select * from data_dictionary.tables where table_schema = NULL;
TABLE_SCHEMA	TABLE_NAME	TABLE_TYPE	ENGINE	ROW_FORMAT	TABLE_COLLATION	TABLE_CREATION_TIME	TABLE_UPDATE_TIME	TABLE_COMMENT
select * from data_dictionary.tables where table_name = NULL;
TABLE_SCHEMA	TABLE_NAME	TABLE_TYPE	ENGINE	ROW_FORMAT	TABLE_COLLATION	TABLE_CREATION_TIME	TABLE_UPDATE_TIME	TABLE_COMMENT
#
# Test that the query is visible to self and others.
#
SELECT info FROM data_dictionary.processlist WHERE id = CONNECTION_ID();
info
SELECT info FROM data_dictionary.processlist WHERE id = CONNECTION_ID()
SELECT * FROM data_dictionary.character_sets ORDER BY character_set_name;
CHARACTER_SET_NAME	DEFAULT_COLLATE_NAME	DESCRIPTION	MAXLEN
#	#	#	1
#	#	#	4
SELECT * FROM data_dictionary.collations ORDER BY collation_name;
CHARACTER_SET_NAME	COLLATION_NAME	DESCRIPTION	ID	IS_DEFAULT	IS_COMPILED	SORTLEN
binary	binary	binary	63	TRUE	TRUE	1
utf8_general_ci	utf8_bin	utf8	46	FALSE	TRUE	1
utf8_general_ci	utf8_czech_ci	utf8	234	FALSE	TRUE	8
utf8_general_ci	utf8_danish_ci	utf8	235	FALSE	TRUE	8
utf8_general_ci	utf8_esperanto_ci	utf8	241	FALSE	TRUE	8
utf8_general_ci	utf8_estonian_ci	utf8	230	FALSE	TRUE	8
utf8_general_ci	utf8_general_ci	utf8	45	TRUE	TRUE	1
utf8_general_ci	utf8_hungarian_ci	utf8	242	FALSE	TRUE	8
utf8_general_ci	utf8_icelandic_ci	utf8	225	FALSE	TRUE	8
utf8_general_ci	utf8_latvian_ci	utf8	226	FALSE	TRUE	8
utf8_general_ci	utf8_lithuanian_ci	utf8	236	FALSE	TRUE	8
utf8_general_ci	utf8_persian_ci	utf8	240	FALSE	TRUE	8
utf8_general_ci	utf8_polish_ci	utf8	229	FALSE	TRUE	8
utf8_general_ci	utf8_romanian_ci	utf8	227	FALSE	TRUE	8
utf8_general_ci	utf8_roman_ci	utf8	239	FALSE	TRUE	8
utf8_general_ci	utf8_sinhala_ci	utf8	243	FALSE	TRUE	8
utf8_general_ci	utf8_slovak_ci	utf8	237	FALSE	TRUE	8
utf8_general_ci	utf8_slovenian_ci	utf8	228	FALSE	TRUE	8
utf8_general_ci	utf8_spanish2_ci	utf8	238	FALSE	TRUE	8
utf8_general_ci	utf8_spanish_ci	utf8	231	FALSE	TRUE	8
utf8_general_ci	utf8_swedish_ci	utf8	232	FALSE	TRUE	8
utf8_general_ci	utf8_turkish_ci	utf8	233	FALSE	TRUE	8
utf8_general_ci	utf8_unicode_ci	utf8	224	FALSE	TRUE	8
SELECT table_name, column_name
FROM data_dictionary.columns
WHERE table_name IN
(SELECT table_name FROM data_dictionary.tables 
WHERE ENGINE IS NULL)
ORDER BY table_name;
table_name	column_name
SELECT count(schema_name) FROM data_dictionary.schemas ORDER BY schema_name;
count(schema_name)
#
SELECT count(*) FROM data_dictionary.session_status ORDER BY variable_name;
count(*)
#
SELECT count(*) FROM data_dictionary.session_variables ORDER BY variable_name;
count(*)
#
SELECT count(*) FROM data_dictionary.global_status ORDER BY variable_name;
count(*)
#
SELECT count(*) FROM data_dictionary.global_variables ORDER BY variable_name;
count(*)
#
SELECT table_schema, table_name FROM data_dictionary.tables WHERE ENGINE IS NULL ORDER BY table_name;
table_schema	table_name
SELECT count(*) FROM data_dictionary.plugins;
count(*)
#