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CREATE SCHEMA data_dictionary;
SELECT ID FROM data_dictionary.processlist;
ID
#
SELECT ID FROM data_dictionary.processlist ORDER BY ID;
ID
#
SELECT a.ID FROM data_dictionary.processlist as a, data_dictionary.processlist as b ORDER BY ID;
ID
#
SELECT a.ID FROM data_dictionary.processlist as a, data_dictionary.processlist as b;
ID
#
SELECT count(*) FROM data_dictionary.plugins;
count(*)
#
SELECT count(*) FROM data_dictionary.columns;
count(*)
#
SELECT count(*) FROM data_dictionary.indexes;
count(*)
#
SELECT count(*) FROM data_dictionary.index_parts;
count(*)
#
SELECT count(*) FROM data_dictionary.modules;
count(*)
#
SELECT * FROM data_dictionary.character_sets ORDER BY CHARACTER_SET_NAME;
CHARACTER_SET_NAME DEFAULT_COLLATE_NAME DESCRIPTION MAXLEN
binary binary 1
utf8 utf8_general_ci UTF-8 Unicode 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 SCHEMA_NAME FROM data_dictionary.schemas;
SCHEMA_NAME
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SELECT COLUMN_NAME FROM data_dictionary.columns;
COLUMN_NAME
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SELECT count(*) FROM data_dictionary.GLOBAL_STATEMENTS;
count(*)
#
SELECT count(*) FROM data_dictionary.GLOBAL_STATUS;
count(*)
#
SELECT count(*) FROM data_dictionary.GLOBAL_VARIABLES;
count(*)
#
SELECT count(*) FROM data_dictionary.SESSION_STATEMENTS;
count(*)
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SELECT count(*) FROM data_dictionary.SESSION_STATUS;
count(*)
#
SELECT count(*) FROM data_dictionary.SESSION_VARIABLES;
count(*)
#
use data_dictionary;
show create table CHARACTER_SETS ;
Table Create Table
CHARACTER_SETS CREATE TABLE `character_sets` (
`CHARACTER_SET_NAME` varchar(64) NOT NULL DEFAULT '',
`DEFAULT_COLLATE_NAME` varchar(64) NOT NULL DEFAULT '',
`DESCRIPTION` varchar(64) NOT NULL DEFAULT '',
`MAXLEN` bigint NOT NULL DEFAULT '0'
) ENGINE=FunctionEngine
show create table COLLATIONS ;
Table Create Table
COLLATIONS CREATE TABLE `collations` (
`CHARACTER_SET_NAME` varchar(64) NOT NULL DEFAULT '',
`COLLATION_NAME` varchar(64) NOT NULL DEFAULT '',
`DESCRIPTION` varchar(64) NOT NULL DEFAULT '',
`ID` bigint NOT NULL DEFAULT '0',
`IS_DEFAULT` varchar(5) NOT NULL DEFAULT '',
`IS_COMPILED` varchar(5) NOT NULL DEFAULT '',
`SORTLEN` bigint NOT NULL DEFAULT '0'
) ENGINE=FunctionEngine
show create table COLUMNS ;
Table Create Table
COLUMNS CREATE TABLE `columns` (
`TABLE_SCHEMA` varchar(64) NOT NULL DEFAULT '',
`TABLE_NAME` varchar(64) NOT NULL DEFAULT '',
`COLUMN_NAME` varchar(64) NOT NULL DEFAULT '',
`ORDINAL_POSITION` bigint NOT NULL DEFAULT '0',
`COLUMN_DEFAULT` varchar(64) NOT NULL DEFAULT '',
`IS_NULLABLE` varchar(5) NOT NULL DEFAULT '',
`DATATYPE` varchar(64) NOT NULL DEFAULT '',
`CHARACTER_MAXIMUM_LENGTH` bigint NOT NULL DEFAULT '0',
`CHARACTER_OCTET_LENGTH` bigint NOT NULL DEFAULT '0',
`NUMERIC_PRECISION` bigint NOT NULL DEFAULT '0',
`NUMERIC_SCALE` bigint NOT NULL DEFAULT '0',
`COLLATION_NAME` varchar(64) NOT NULL DEFAULT '',
`COLUMN_COMMENT` varchar(1024) NOT NULL DEFAULT ''
) ENGINE=FunctionEngine
show create table GLOBAL_STATUS ;
Table Create Table
GLOBAL_STATUS CREATE TABLE `global_status` (
`VARIABLE_NAME` varchar(64) NOT NULL DEFAULT '',
`VARIABLE_VALUE` varchar(16300) NOT NULL DEFAULT ''
) ENGINE=FunctionEngine
show create table GLOBAL_STATEMENTS ;
Table Create Table
GLOBAL_STATEMENTS CREATE TABLE `global_statements` (
`VARIABLE_NAME` varchar(64) NOT NULL DEFAULT '',
`VARIABLE_VALUE` varchar(16300) NOT NULL DEFAULT ''
) ENGINE=FunctionEngine
show create table GLOBAL_VARIABLES ;
Table Create Table
GLOBAL_VARIABLES CREATE TABLE `global_variables` (
`VARIABLE_NAME` varchar(64) NOT NULL DEFAULT '',
`VARIABLE_VALUE` varchar(16300) NOT NULL DEFAULT ''
) ENGINE=FunctionEngine
show create table INDEXES ;
Table Create Table
INDEXES CREATE TABLE `indexes` (
`TABLE_SCHEMA` varchar(64) NOT NULL DEFAULT '',
`TABLE_NAME` varchar(64) NOT NULL DEFAULT '',
`INDEX_NAME` varchar(64) NOT NULL DEFAULT '',
`IS_PRIMARY` varchar(5) NOT NULL DEFAULT '',
`IS_UNIQUE` varchar(5) NOT NULL DEFAULT '',
`IS_NULLABLE` varchar(5) NOT NULL DEFAULT '',
`KEY_LENGTH` bigint NOT NULL DEFAULT '0',
`INDEX_TYPE` varchar(64) NOT NULL DEFAULT '',
`INDEX_COMMENT` varchar(1024) NOT NULL DEFAULT ''
) ENGINE=FunctionEngine
show create table INDEX_PARTS ;
Table Create Table
INDEX_PARTS CREATE TABLE `index_parts` (
`TABLE_SCHEMA` varchar(64) NOT NULL DEFAULT '',
`TABLE_NAME` varchar(64) NOT NULL DEFAULT '',
`INDEX_NAME` varchar(64) NOT NULL DEFAULT '',
`COLUMN_NAME` varchar(64) NOT NULL DEFAULT '',
`COLUMN_NUMBER` bigint NOT NULL DEFAULT '0',
`COMPARE_LENGTH` bigint NOT NULL DEFAULT '0',
`IS_ORDER_REVERSE` varchar(5) NOT NULL DEFAULT ''
) ENGINE=FunctionEngine
show create table MODULES ;
Table Create Table
MODULES CREATE TABLE `modules` (
`MODULE_NAME` varchar(64) NOT NULL DEFAULT '',
`MODULE_VERSION` varchar(20) NOT NULL DEFAULT '',
`MODULE_AUTHOR` varchar(64) NOT NULL DEFAULT '',
`IS_BUILTIN` varchar(5) NOT NULL DEFAULT '',
`MODULE_LIBRARY` varchar(254) NOT NULL DEFAULT '',
`MODULE_DESCRIPTION` varchar(254) NOT NULL DEFAULT '',
`MODULE_LICENSE` varchar(80) NOT NULL DEFAULT ''
) ENGINE=FunctionEngine
show create table PLUGINS ;
Table Create Table
PLUGINS CREATE TABLE `plugins` (
`PLUGIN_NAME` varchar(64) NOT NULL DEFAULT '',
`PLUGIN_TYPE` varchar(64) NOT NULL DEFAULT '',
`IS_ACTIVE` varchar(5) NOT NULL DEFAULT '',
`MODULE_NAME` varchar(64) NOT NULL DEFAULT ''
) ENGINE=FunctionEngine
show create table PROCESSLIST ;
Table Create Table
PROCESSLIST CREATE TABLE `processlist` (
`ID` bigint NOT NULL DEFAULT '0',
`USER` varchar(16) NOT NULL DEFAULT '',
`HOST` varchar(1025) NOT NULL DEFAULT '',
`DB` varchar(64) NOT NULL DEFAULT '',
`COMMAND` varchar(16) NOT NULL DEFAULT '',
`TIME` bigint NOT NULL DEFAULT '0',
`STATE` varchar(16) NOT NULL DEFAULT '',
`INFO` varchar(100) NOT NULL DEFAULT ''
) ENGINE=FunctionEngine
show create table REFERENTIAL_CONSTRAINTS ;
Table Create Table
REFERENTIAL_CONSTRAINTS CREATE TABLE `referential_constraints` (
`CONSTRAINT_SCHEMA` varchar(64) NOT NULL DEFAULT '',
`CONSTRAINT_NAME` varchar(64) NOT NULL DEFAULT '',
`UNIQUE_CONSTRAINT_SCHEMA` varchar(64) NOT NULL DEFAULT '',
`UNIQUE_CONSTRAINT_NAME` varchar(64) NOT NULL DEFAULT '',
`MATCH_OPTION` varchar(64) NOT NULL DEFAULT '',
`UPDATE_RULE` varchar(64) NOT NULL DEFAULT '',
`DELETE_RULE` varchar(64) NOT NULL DEFAULT '',
`TABLE_NAME` varchar(64) NOT NULL DEFAULT '',
`REFERENCED_TABLE_NAME` varchar(64) NOT NULL DEFAULT ''
) ENGINE=FunctionEngine
show create table SCHEMAS ;
Table Create Table
SCHEMAS CREATE TABLE `schemas` (
`SCHEMA_NAME` varchar(64) NOT NULL DEFAULT '',
`DEFAULT_COLLATION_NAME` varchar(64) NOT NULL DEFAULT ''
) ENGINE=FunctionEngine
show create table SESSION_STATEMENTS;
Table Create Table
SESSION_STATEMENTS CREATE TABLE `session_statements` (
`VARIABLE_NAME` varchar(64) NOT NULL DEFAULT '',
`VARIABLE_VALUE` varchar(16300) NOT NULL DEFAULT ''
) ENGINE=FunctionEngine
show create table SESSION_STATUS;
Table Create Table
SESSION_STATUS CREATE TABLE `session_status` (
`VARIABLE_NAME` varchar(64) NOT NULL DEFAULT '',
`VARIABLE_VALUE` varchar(16300) NOT NULL DEFAULT ''
) ENGINE=FunctionEngine
show create table SESSION_VARIABLES;
Table Create Table
SESSION_VARIABLES CREATE TABLE `session_variables` (
`VARIABLE_NAME` varchar(64) NOT NULL DEFAULT '',
`VARIABLE_VALUE` varchar(16300) NOT NULL DEFAULT ''
) ENGINE=FunctionEngine
show create table TABLES ;
Table Create Table
TABLES CREATE TABLE `tables` (
`TABLE_SCHEMA` varchar(64) NOT NULL DEFAULT '',
`TABLE_NAME` varchar(64) NOT NULL DEFAULT '',
`TABLE_TYPE` varchar(64) NOT NULL DEFAULT '',
`ENGINE` varchar(64) NOT NULL DEFAULT '',
`ROW_FORMAT` varchar(10) NOT NULL DEFAULT '',
`TABLE_COLLATION` varchar(64) NOT NULL DEFAULT '',
`TABLE_COMMENT` varchar(2048) NOT NULL DEFAULT ''
) ENGINE=FunctionEngine
show create table TABLE_CONSTRAINTS ;
Table Create Table
TABLE_CONSTRAINTS CREATE TABLE `table_constraints` (
`CONSTRAINT_SCHEMA` varchar(64) NOT NULL DEFAULT '',
`CONSTRAINT_NAME` varchar(64) NOT NULL DEFAULT '',
`TABLE_SCHEMA` varchar(64) NOT NULL DEFAULT '',
`TABLE_NAME` varchar(64) NOT NULL DEFAULT '',
`CONSTRAINT_TYPE` varchar(64) NOT NULL DEFAULT ''
) ENGINE=FunctionEngine
CREATE SCHEMA drizzleslap;
DROP SCHEMA drizzleslap;
DROP SCHEMA data_dictionary;
CREATE SCHEMA A;
use A;
create table A (a int);
SELECT COUNT(*) FROM data_dictionary.tables WHERE TABLE_NAME = "A";
COUNT(*)
1
DROP SCHEMA A;
|