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MDEV-7331 - information_schema.user_variables

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This commit is contained in:
Sergey Vojtovich
2016-02-24 14:31:43 +04:00
parent d30ae14c24
commit 90c9641a8a
8 changed files with 243 additions and 1 deletions
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63
plugin/user_variables/mysql-test/user_variables/basic.result Normal file
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SELECT PLUGIN_NAME, PLUGIN_VERSION, PLUGIN_STATUS, PLUGIN_TYPE, PLUGIN_AUTHOR, PLUGIN_DESCRIPTION, PLUGIN_LICENSE, LOAD_OPTION, PLUGIN_MATURITY FROM INFORMATION_SCHEMA.PLUGINS WHERE PLUGIN_NAME='user_variables';
PLUGIN_NAME user_variables
PLUGIN_VERSION 1.0
PLUGIN_STATUS ACTIVE
PLUGIN_TYPE INFORMATION SCHEMA
PLUGIN_AUTHOR Sergey Vojtovich
PLUGIN_DESCRIPTION User-defined variables
PLUGIN_LICENSE GPL
LOAD_OPTION ON
PLUGIN_MATURITY Alpha
SHOW CREATE TABLE INFORMATION_SCHEMA.USER_VARIABLES;
Table Create Table
user_variables CREATE TEMPORARY TABLE `user_variables` (
`VARIABLE_NAME` varchar(64) NOT NULL DEFAULT '',
`VARIABLE_VALUE` varchar(2048) DEFAULT NULL,
`VARIABLE_TYPE` varchar(64) NOT NULL DEFAULT '',
`CHARACTER_SET_NAME` varchar(32) DEFAULT NULL
) ENGINE=MEMORY DEFAULT CHARSET=utf8
FLUSH USER_VARIABLES;
SELECT COUNT(*) FROM INFORMATION_SCHEMA.USER_VARIABLES;
COUNT(*)
0
SET @int_var=1;
SET @uint_var=CAST(2 AS UNSIGNED INTEGER);
SET @str_var='Value of string variable';
SET @utf8str_var=_utf8 'UTF8 string value';
SET @double_var=CAST(1 AS DOUBLE);
SET @dec_var=CAST(1 AS DECIMAL(20, 10));
SET @time_var=CAST('2016-02-25' AS DATE);
SET @' @#^%'='Value of variable with odd name';
SET @''='Value of variable with empty name';
SET @null_var=NULL;
SELECT COUNT(*) FROM INFORMATION_SCHEMA.USER_VARIABLES;
COUNT(*)
10
SELECT * FROM INFORMATION_SCHEMA.USER_VARIABLES ORDER BY VARIABLE_NAME;
VARIABLE_NAME VARIABLE_VALUE VARIABLE_TYPE CHARACTER_SET_NAME
Value of variable with empty name VARCHAR latin1
@#^% Value of variable with odd name VARCHAR latin1
dec_var 1.0000000000 DECIMAL latin1
double_var 1 DOUBLE latin1
int_var 1 INT latin1
null_var NULL VARCHAR binary
str_var Value of string variable VARCHAR latin1
time_var 2016-02-25 VARCHAR latin1
uint_var 2 INT UNSIGNED latin1
utf8str_var UTF8 string value VARCHAR utf8
SHOW USER_VARIABLES;
Variable_name Value
Value of variable with empty name
@#^% Value of variable with odd name
dec_var 1.0000000000
double_var 1
int_var 1
null_var NULL
str_var Value of string variable
time_var 2016-02-25
uint_var 2
utf8str_var UTF8 string value
FLUSH USER_VARIABLES;
SELECT COUNT(*) FROM INFORMATION_SCHEMA.USER_VARIABLES;
COUNT(*)
0

24
plugin/user_variables/mysql-test/user_variables/basic.test Normal file
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query_vertical SELECT PLUGIN_NAME, PLUGIN_VERSION, PLUGIN_STATUS, PLUGIN_TYPE, PLUGIN_AUTHOR, PLUGIN_DESCRIPTION, PLUGIN_LICENSE, LOAD_OPTION, PLUGIN_MATURITY FROM INFORMATION_SCHEMA.PLUGINS WHERE PLUGIN_NAME='user_variables';
SHOW CREATE TABLE INFORMATION_SCHEMA.USER_VARIABLES;
FLUSH USER_VARIABLES;
SELECT COUNT(*) FROM INFORMATION_SCHEMA.USER_VARIABLES;
SET @int_var=1;
SET @uint_var=CAST(2 AS UNSIGNED INTEGER);
SET @str_var='Value of string variable';
SET @utf8str_var=_utf8 'UTF8 string value';
SET @double_var=CAST(1 AS DOUBLE);
SET @dec_var=CAST(1 AS DECIMAL(20, 10));
SET @time_var=CAST('2016-02-25' AS DATE);
SET @' @#^%'='Value of variable with odd name';
SET @''='Value of variable with empty name';
SET @null_var=NULL;
SELECT COUNT(*) FROM INFORMATION_SCHEMA.USER_VARIABLES;
SELECT * FROM INFORMATION_SCHEMA.USER_VARIABLES ORDER BY VARIABLE_NAME;
--sorted_result
SHOW USER_VARIABLES;
FLUSH USER_VARIABLES;
SELECT COUNT(*) FROM INFORMATION_SCHEMA.USER_VARIABLES;

1
plugin/user_variables/mysql-test/user_variables/suite.opt Normal file
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--plugin-load-add=$USER_VARIABLES_SO --plugin-user-variables=ON

13
plugin/user_variables/mysql-test/user_variables/suite.pm Normal file
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package My::Suite::User_variables;
@ISA = qw(My::Suite);
return "No USER_VARIABLES plugin" unless
$ENV{USER_VARIABLES_SO} or
$::mysqld_variables{'user-variables'} eq "ON";
return "Not run for embedded server" if $::opt_embedded_server;
sub is_default { 1 }
bless { };