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|
# ========== parameters.1 ==========
USE INFORMATION_SCHEMA;
SHOW CREATE TABLE INFORMATION_SCHEMA.PARAMETERS;
Table Create Table
PARAMETERS CREATE TEMPORARY TABLE `PARAMETERS` (
`SPECIFIC_CATALOG` varchar(512) NOT NULL DEFAULT '',
`SPECIFIC_SCHEMA` varchar(64) NOT NULL DEFAULT '',
`SPECIFIC_NAME` varchar(64) NOT NULL DEFAULT '',
`ORDINAL_POSITION` int(21) NOT NULL DEFAULT '0',
`PARAMETER_MODE` varchar(5) DEFAULT NULL,
`PARAMETER_NAME` varchar(64) DEFAULT NULL,
`DATA_TYPE` varchar(64) NOT NULL DEFAULT '',
`CHARACTER_MAXIMUM_LENGTH` int(21) DEFAULT NULL,
`CHARACTER_OCTET_LENGTH` int(21) DEFAULT NULL,
`NUMERIC_PRECISION` int(21) DEFAULT NULL,
`NUMERIC_SCALE` int(21) DEFAULT NULL,
`DATETIME_PRECISION` bigint(21) unsigned DEFAULT NULL,
`CHARACTER_SET_NAME` varchar(64) DEFAULT NULL,
`COLLATION_NAME` varchar(64) DEFAULT NULL,
`DTD_IDENTIFIER` longtext NOT NULL,
`ROUTINE_TYPE` varchar(9) NOT NULL DEFAULT ''
) DEFAULT CHARSET=utf8
SELECT * FROM information_schema.columns
WHERE table_schema = 'information_schema'
AND table_name = 'parameters'
ORDER BY ordinal_position;
TABLE_CATALOG def
TABLE_SCHEMA information_schema
TABLE_NAME PARAMETERS
COLUMN_NAME SPECIFIC_CATALOG
ORDINAL_POSITION 1
COLUMN_DEFAULT
IS_NULLABLE NO
DATA_TYPE varchar
CHARACTER_MAXIMUM_LENGTH 512
CHARACTER_OCTET_LENGTH 1536
NUMERIC_PRECISION NULL
NUMERIC_SCALE NULL
DATETIME_PRECISION NULL
CHARACTER_SET_NAME utf8
COLLATION_NAME utf8_general_ci
COLUMN_TYPE varchar(512)
COLUMN_KEY
EXTRA
PRIVILEGES #
COLUMN_COMMENT
TABLE_CATALOG def
TABLE_SCHEMA information_schema
TABLE_NAME PARAMETERS
COLUMN_NAME SPECIFIC_SCHEMA
ORDINAL_POSITION 2
COLUMN_DEFAULT
IS_NULLABLE NO
DATA_TYPE varchar
CHARACTER_MAXIMUM_LENGTH 64
CHARACTER_OCTET_LENGTH 192
NUMERIC_PRECISION NULL
NUMERIC_SCALE NULL
DATETIME_PRECISION NULL
CHARACTER_SET_NAME utf8
COLLATION_NAME utf8_general_ci
COLUMN_TYPE varchar(64)
COLUMN_KEY
EXTRA
PRIVILEGES #
COLUMN_COMMENT
TABLE_CATALOG def
TABLE_SCHEMA information_schema
TABLE_NAME PARAMETERS
COLUMN_NAME SPECIFIC_NAME
ORDINAL_POSITION 3
COLUMN_DEFAULT
IS_NULLABLE NO
DATA_TYPE varchar
CHARACTER_MAXIMUM_LENGTH 64
CHARACTER_OCTET_LENGTH 192
NUMERIC_PRECISION NULL
NUMERIC_SCALE NULL
DATETIME_PRECISION NULL
CHARACTER_SET_NAME utf8
COLLATION_NAME utf8_general_ci
COLUMN_TYPE varchar(64)
COLUMN_KEY
EXTRA
PRIVILEGES #
COLUMN_COMMENT
TABLE_CATALOG def
TABLE_SCHEMA information_schema
TABLE_NAME PARAMETERS
COLUMN_NAME ORDINAL_POSITION
ORDINAL_POSITION 4
COLUMN_DEFAULT 0
IS_NULLABLE NO
DATA_TYPE int
CHARACTER_MAXIMUM_LENGTH NULL
CHARACTER_OCTET_LENGTH NULL
NUMERIC_PRECISION 10
NUMERIC_SCALE 0
DATETIME_PRECISION NULL
CHARACTER_SET_NAME NULL
COLLATION_NAME NULL
COLUMN_TYPE int(21)
COLUMN_KEY
EXTRA
PRIVILEGES #
COLUMN_COMMENT
TABLE_CATALOG def
TABLE_SCHEMA information_schema
TABLE_NAME PARAMETERS
COLUMN_NAME PARAMETER_MODE
ORDINAL_POSITION 5
COLUMN_DEFAULT NULL
IS_NULLABLE YES
DATA_TYPE varchar
CHARACTER_MAXIMUM_LENGTH 5
CHARACTER_OCTET_LENGTH 15
NUMERIC_PRECISION NULL
NUMERIC_SCALE NULL
DATETIME_PRECISION NULL
CHARACTER_SET_NAME utf8
COLLATION_NAME utf8_general_ci
COLUMN_TYPE varchar(5)
COLUMN_KEY
EXTRA
PRIVILEGES #
COLUMN_COMMENT
TABLE_CATALOG def
TABLE_SCHEMA information_schema
TABLE_NAME PARAMETERS
COLUMN_NAME PARAMETER_NAME
ORDINAL_POSITION 6
COLUMN_DEFAULT NULL
IS_NULLABLE YES
DATA_TYPE varchar
CHARACTER_MAXIMUM_LENGTH 64
CHARACTER_OCTET_LENGTH 192
NUMERIC_PRECISION NULL
NUMERIC_SCALE NULL
DATETIME_PRECISION NULL
CHARACTER_SET_NAME utf8
COLLATION_NAME utf8_general_ci
COLUMN_TYPE varchar(64)
COLUMN_KEY
EXTRA
PRIVILEGES #
COLUMN_COMMENT
TABLE_CATALOG def
TABLE_SCHEMA information_schema
TABLE_NAME PARAMETERS
COLUMN_NAME DATA_TYPE
ORDINAL_POSITION 7
COLUMN_DEFAULT
IS_NULLABLE NO
DATA_TYPE varchar
CHARACTER_MAXIMUM_LENGTH 64
CHARACTER_OCTET_LENGTH 192
NUMERIC_PRECISION NULL
NUMERIC_SCALE NULL
DATETIME_PRECISION NULL
CHARACTER_SET_NAME utf8
COLLATION_NAME utf8_general_ci
COLUMN_TYPE varchar(64)
COLUMN_KEY
EXTRA
PRIVILEGES #
COLUMN_COMMENT
TABLE_CATALOG def
TABLE_SCHEMA information_schema
TABLE_NAME PARAMETERS
COLUMN_NAME CHARACTER_MAXIMUM_LENGTH
ORDINAL_POSITION 8
COLUMN_DEFAULT NULL
IS_NULLABLE YES
DATA_TYPE int
CHARACTER_MAXIMUM_LENGTH NULL
CHARACTER_OCTET_LENGTH NULL
NUMERIC_PRECISION 10
NUMERIC_SCALE 0
DATETIME_PRECISION NULL
CHARACTER_SET_NAME NULL
COLLATION_NAME NULL
COLUMN_TYPE int(21)
COLUMN_KEY
EXTRA
PRIVILEGES #
COLUMN_COMMENT
TABLE_CATALOG def
TABLE_SCHEMA information_schema
TABLE_NAME PARAMETERS
COLUMN_NAME CHARACTER_OCTET_LENGTH
ORDINAL_POSITION 9
COLUMN_DEFAULT NULL
IS_NULLABLE YES
DATA_TYPE int
CHARACTER_MAXIMUM_LENGTH NULL
CHARACTER_OCTET_LENGTH NULL
NUMERIC_PRECISION 10
NUMERIC_SCALE 0
DATETIME_PRECISION NULL
CHARACTER_SET_NAME NULL
COLLATION_NAME NULL
COLUMN_TYPE int(21)
COLUMN_KEY
EXTRA
PRIVILEGES #
COLUMN_COMMENT
TABLE_CATALOG def
TABLE_SCHEMA information_schema
TABLE_NAME PARAMETERS
COLUMN_NAME NUMERIC_PRECISION
ORDINAL_POSITION 10
COLUMN_DEFAULT NULL
IS_NULLABLE YES
DATA_TYPE int
CHARACTER_MAXIMUM_LENGTH NULL
CHARACTER_OCTET_LENGTH NULL
NUMERIC_PRECISION 10
NUMERIC_SCALE 0
DATETIME_PRECISION NULL
CHARACTER_SET_NAME NULL
COLLATION_NAME NULL
COLUMN_TYPE int(21)
COLUMN_KEY
EXTRA
PRIVILEGES #
COLUMN_COMMENT
TABLE_CATALOG def
TABLE_SCHEMA information_schema
TABLE_NAME PARAMETERS
COLUMN_NAME NUMERIC_SCALE
ORDINAL_POSITION 11
COLUMN_DEFAULT NULL
IS_NULLABLE YES
DATA_TYPE int
CHARACTER_MAXIMUM_LENGTH NULL
CHARACTER_OCTET_LENGTH NULL
NUMERIC_PRECISION 10
NUMERIC_SCALE 0
DATETIME_PRECISION NULL
CHARACTER_SET_NAME NULL
COLLATION_NAME NULL
COLUMN_TYPE int(21)
COLUMN_KEY
EXTRA
PRIVILEGES #
COLUMN_COMMENT
TABLE_CATALOG def
TABLE_SCHEMA information_schema
TABLE_NAME PARAMETERS
COLUMN_NAME DATETIME_PRECISION
ORDINAL_POSITION 12
COLUMN_DEFAULT NULL
IS_NULLABLE YES
DATA_TYPE bigint
CHARACTER_MAXIMUM_LENGTH NULL
CHARACTER_OCTET_LENGTH NULL
NUMERIC_PRECISION 20
NUMERIC_SCALE 0
DATETIME_PRECISION NULL
CHARACTER_SET_NAME NULL
COLLATION_NAME NULL
COLUMN_TYPE bigint(21) unsigned
COLUMN_KEY
EXTRA
PRIVILEGES #
COLUMN_COMMENT
TABLE_CATALOG def
TABLE_SCHEMA information_schema
TABLE_NAME PARAMETERS
COLUMN_NAME CHARACTER_SET_NAME
ORDINAL_POSITION 13
COLUMN_DEFAULT NULL
IS_NULLABLE YES
DATA_TYPE varchar
CHARACTER_MAXIMUM_LENGTH 64
CHARACTER_OCTET_LENGTH 192
NUMERIC_PRECISION NULL
NUMERIC_SCALE NULL
DATETIME_PRECISION NULL
CHARACTER_SET_NAME utf8
COLLATION_NAME utf8_general_ci
COLUMN_TYPE varchar(64)
COLUMN_KEY
EXTRA
PRIVILEGES #
COLUMN_COMMENT
TABLE_CATALOG def
TABLE_SCHEMA information_schema
TABLE_NAME PARAMETERS
COLUMN_NAME COLLATION_NAME
ORDINAL_POSITION 14
COLUMN_DEFAULT NULL
IS_NULLABLE YES
DATA_TYPE varchar
CHARACTER_MAXIMUM_LENGTH 64
CHARACTER_OCTET_LENGTH 192
NUMERIC_PRECISION NULL
NUMERIC_SCALE NULL
DATETIME_PRECISION NULL
CHARACTER_SET_NAME utf8
COLLATION_NAME utf8_general_ci
COLUMN_TYPE varchar(64)
COLUMN_KEY
EXTRA
PRIVILEGES #
COLUMN_COMMENT
TABLE_CATALOG def
TABLE_SCHEMA information_schema
TABLE_NAME PARAMETERS
COLUMN_NAME DTD_IDENTIFIER
ORDINAL_POSITION 15
COLUMN_DEFAULT NULL
IS_NULLABLE NO
DATA_TYPE longtext
CHARACTER_MAXIMUM_LENGTH 4294967295
CHARACTER_OCTET_LENGTH 4294967295
NUMERIC_PRECISION NULL
NUMERIC_SCALE NULL
DATETIME_PRECISION NULL
CHARACTER_SET_NAME utf8
COLLATION_NAME utf8_general_ci
COLUMN_TYPE longtext
COLUMN_KEY
EXTRA
PRIVILEGES #
COLUMN_COMMENT
TABLE_CATALOG def
TABLE_SCHEMA information_schema
TABLE_NAME PARAMETERS
COLUMN_NAME ROUTINE_TYPE
ORDINAL_POSITION 16
COLUMN_DEFAULT
IS_NULLABLE NO
DATA_TYPE varchar
CHARACTER_MAXIMUM_LENGTH 9
CHARACTER_OCTET_LENGTH 27
NUMERIC_PRECISION NULL
NUMERIC_SCALE NULL
DATETIME_PRECISION NULL
CHARACTER_SET_NAME utf8
COLLATION_NAME utf8_general_ci
COLUMN_TYPE varchar(9)
COLUMN_KEY
EXTRA
PRIVILEGES #
COLUMN_COMMENT
DESCRIBE INFORMATION_SCHEMA.PARAMETERS;
Field Type Null Key Default Extra
SPECIFIC_CATALOG varchar(512) NO
SPECIFIC_SCHEMA varchar(64) NO
SPECIFIC_NAME varchar(64) NO
ORDINAL_POSITION int(21) NO 0
PARAMETER_MODE varchar(5) YES NULL
PARAMETER_NAME varchar(64) YES NULL
DATA_TYPE varchar(64) NO
CHARACTER_MAXIMUM_LENGTH int(21) YES NULL
CHARACTER_OCTET_LENGTH int(21) YES NULL
NUMERIC_PRECISION int(21) YES NULL
NUMERIC_SCALE int(21) YES NULL
DATETIME_PRECISION bigint(21) unsigned YES NULL
CHARACTER_SET_NAME varchar(64) YES NULL
COLLATION_NAME varchar(64) YES NULL
DTD_IDENTIFIER longtext NO NULL
ROUTINE_TYPE varchar(9) NO
# ========== parameters.2 ==========
DROP DATABASE IF EXISTS i_s_parameters_test;
CREATE DATABASE i_s_parameters_test;
USE i_s_parameters_test;
CREATE FUNCTION test_func1 (s char(20) RETURNS CHAR(50)
RETURN CONCAT('Hello', ,s,'!');
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'RETURNS CHAR(50)
RETURN CONCAT('Hello', ,s,'!')' at line 1
SELECT * FROM INFORMATION_SCHEMA.PARAMETERS
WHERE SPECIFIC_SCHEMA = 'i_s_parameters_test' AND SPECIFIC_NAME = 'test_func1';
SPECIFIC_CATALOG SPECIFIC_SCHEMA SPECIFIC_NAME ORDINAL_POSITION PARAMETER_MODE PARAMETER_NAME DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_TYPE
# ========== parameters.3 ==========
DROP DATABASE IF EXISTS i_s_parameters_test;
CREATE DATABASE i_s_parameters_test;
USE i_s_parameters_test;
CREATE FUNCTION test_func1 (s char(20)) RETURNS CHAR(50)
RETURN CONCAT('Hello, ',s,'!');
SELECT * FROM INFORMATION_SCHEMA.PARAMETERS
WHERE SPECIFIC_SCHEMA = 'i_s_parameters_test' AND SPECIFIC_NAME = 'test_func1';
SPECIFIC_CATALOG SPECIFIC_SCHEMA SPECIFIC_NAME ORDINAL_POSITION PARAMETER_MODE PARAMETER_NAME DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_TYPE
def i_s_parameters_test test_func1 0 NULL NULL char 50 50 NULL NULL NULL latin1 latin1_swedish_ci char(50) FUNCTION
def i_s_parameters_test test_func1 1 IN s char 20 20 NULL NULL NULL latin1 latin1_swedish_ci char(20) FUNCTION
DROP FUNCTION test_func1;
SELECT * FROM INFORMATION_SCHEMA.PARAMETERS
WHERE SPECIFIC_SCHEMA = 'i_s_parameters_test' AND SPECIFIC_NAME = 'test_func1';
SPECIFIC_CATALOG SPECIFIC_SCHEMA SPECIFIC_NAME ORDINAL_POSITION PARAMETER_MODE PARAMETER_NAME DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_TYPE
# ========== parameters.4 ==========
DROP DATABASE IF EXISTS i_s_parameters_test;
CREATE DATABASE i_s_parameters_test;
USE i_s_parameters_test;
CREATE PROCEDURE testproc (OUT param1 INT)
BEGIN
SELECT 2+2 as param1;
END;
//
SELECT * FROM INFORMATION_SCHEMA.PARAMETERS
WHERE SPECIFIC_SCHEMA = 'i_s_parameters_test' AND SPECIFIC_NAME = 'testproc';
SPECIFIC_CATALOG SPECIFIC_SCHEMA SPECIFIC_NAME ORDINAL_POSITION PARAMETER_MODE PARAMETER_NAME DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_TYPE
def i_s_parameters_test testproc 1 OUT param1 int NULL NULL 10 0 NULL NULL NULL int(11) PROCEDURE
# ========== parameters.5 ==========
DROP DATABASE IF EXISTS i_s_parameters_test;
CREATE DATABASE i_s_parameters_test;
USE i_s_parameters_test;
CREATE PROCEDURE test_proc(INOUT P INT) SET @x=P*2;
SELECT * FROM INFORMATION_SCHEMA.PARAMETERS
WHERE SPECIFIC_SCHEMA = 'i_s_parameters_test' AND SPECIFIC_NAME = 'test_proc';
SPECIFIC_CATALOG SPECIFIC_SCHEMA SPECIFIC_NAME ORDINAL_POSITION PARAMETER_MODE PARAMETER_NAME DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_TYPE
def i_s_parameters_test test_proc 1 INOUT P int NULL NULL 10 0 NULL NULL NULL int(11) PROCEDURE
# ========== parameters.6 ==========
DROP DATABASE IF EXISTS i_s_parameters_test;
CREATE DATABASE i_s_parameters_test;
USE i_s_parameters_test;
CREATE PROCEDURE test_proc(OUT p VARCHAR(10)) SET P='test';
SELECT * FROM INFORMATION_SCHEMA.PARAMETERS
WHERE SPECIFIC_SCHEMA = 'i_s_parameters_test' AND SPECIFIC_NAME = 'test_proc';
SPECIFIC_CATALOG SPECIFIC_SCHEMA SPECIFIC_NAME ORDINAL_POSITION PARAMETER_MODE PARAMETER_NAME DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_TYPE
def i_s_parameters_test test_proc 1 OUT p varchar 10 10 NULL NULL NULL latin1 latin1_swedish_ci varchar(10) PROCEDURE
# ========== parameters.7 ==========
DROP DATABASE IF EXISTS i_s_parameters_test;
CREATE DATABASE i_s_parameters_test;
USE i_s_parameters_test;
CREATE FUNCTION test_func1 (s char(20), t char(20)) RETURNS CHAR(40)
RETURN CONCAT(s,t);
SELECT * FROM INFORMATION_SCHEMA.PARAMETERS
WHERE SPECIFIC_SCHEMA = 'i_s_parameters_test' AND SPECIFIC_NAME = 'test_func1';
SPECIFIC_CATALOG SPECIFIC_SCHEMA SPECIFIC_NAME ORDINAL_POSITION PARAMETER_MODE PARAMETER_NAME DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_TYPE
def i_s_parameters_test test_func1 0 NULL NULL char 40 40 NULL NULL NULL latin1 latin1_swedish_ci char(40) FUNCTION
def i_s_parameters_test test_func1 1 IN s char 20 20 NULL NULL NULL latin1 latin1_swedish_ci char(20) FUNCTION
def i_s_parameters_test test_func1 2 IN t char 20 20 NULL NULL NULL latin1 latin1_swedish_ci char(20) FUNCTION
# ========== parameters.8 ==========
DROP DATABASE IF EXISTS i_s_parameters_test;
CREATE DATABASE i_s_parameters_test;
USE i_s_parameters_test;
CREATE FUNCTION test_func1 (s char(20)) RETURNS CHAR(50)
RETURN CONCAT('Hello, ',s,'!');
SELECT * FROM INFORMATION_SCHEMA.PARAMETERS
WHERE SPECIFIC_SCHEMA = 'i_s_parameters_test' AND SPECIFIC_NAME = 'test_func1';
SPECIFIC_CATALOG SPECIFIC_SCHEMA SPECIFIC_NAME ORDINAL_POSITION PARAMETER_MODE PARAMETER_NAME DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_TYPE
def i_s_parameters_test test_func1 0 NULL NULL char 50 50 NULL NULL NULL latin1 latin1_swedish_ci char(50) FUNCTION
def i_s_parameters_test test_func1 1 IN s char 20 20 NULL NULL NULL latin1 latin1_swedish_ci char(20) FUNCTION
# ========== parameters.9 ==========
DROP DATABASE IF EXISTS i_s_parameters_test;
CREATE DATABASE i_s_parameters_test;
USE i_s_parameters_test;
CREATE FUNCTION test_func2 (s int) RETURNS INT RETURN s*2;
SELECT * FROM INFORMATION_SCHEMA.PARAMETERS
WHERE SPECIFIC_SCHEMA = 'i_s_parameters_test' AND SPECIFIC_NAME = 'test_func2';
SPECIFIC_CATALOG SPECIFIC_SCHEMA SPECIFIC_NAME ORDINAL_POSITION PARAMETER_MODE PARAMETER_NAME DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_TYPE
def i_s_parameters_test test_func2 0 NULL NULL int NULL NULL 10 0 NULL NULL NULL int(11) FUNCTION
def i_s_parameters_test test_func2 1 IN s int NULL NULL 10 0 NULL NULL NULL int(11) FUNCTION
# ========== parameters.10 ==========
DROP DATABASE IF EXISTS i_s_parameters_test;
CREATE DATABASE i_s_parameters_test;
USE i_s_parameters_test;
CREATE FUNCTION test_func5 (s date) RETURNS TIMESTAMP
RETURN CURRENT_TIMESTAMP;
SELECT * FROM INFORMATION_SCHEMA.PARAMETERS
WHERE SPECIFIC_SCHEMA = 'i_s_parameters_test' AND SPECIFIC_NAME = 'test_func5';
SPECIFIC_CATALOG SPECIFIC_SCHEMA SPECIFIC_NAME ORDINAL_POSITION PARAMETER_MODE PARAMETER_NAME DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_TYPE
def i_s_parameters_test test_func5 0 NULL NULL timestamp NULL NULL NULL NULL 0 NULL NULL timestamp FUNCTION
def i_s_parameters_test test_func5 1 IN s date NULL NULL NULL NULL NULL NULL NULL date FUNCTION
# ========== parameters.11 ==========
DROP DATABASE IF EXISTS i_s_parameters_test;
CREATE DATABASE i_s_parameters_test;
USE i_s_parameters_test;
CREATE FUNCTION test_func5 (s date) RETURNS TIMESTAMP
RETURN CURRENT_TIMESTAMP;
SELECT * FROM INFORMATION_SCHEMA.PARAMETERS
WHERE SPECIFIC_SCHEMA = 'i_s_parameters_test' AND SPECIFIC_NAME = 'test_func5';
SPECIFIC_CATALOG SPECIFIC_SCHEMA SPECIFIC_NAME ORDINAL_POSITION PARAMETER_MODE PARAMETER_NAME DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_TYPE
def i_s_parameters_test test_func5 0 NULL NULL timestamp NULL NULL NULL NULL 0 NULL NULL timestamp FUNCTION
def i_s_parameters_test test_func5 1 IN s date NULL NULL NULL NULL NULL NULL NULL date FUNCTION
ALTER FUNCTION test_func5 COMMENT 'new comment added';
SELECT * FROM INFORMATION_SCHEMA.PARAMETERS
WHERE SPECIFIC_SCHEMA = 'i_s_parameters_test' AND SPECIFIC_NAME = 'test_func5';
SPECIFIC_CATALOG SPECIFIC_SCHEMA SPECIFIC_NAME ORDINAL_POSITION PARAMETER_MODE PARAMETER_NAME DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_TYPE
def i_s_parameters_test test_func5 0 NULL NULL timestamp NULL NULL NULL NULL 0 NULL NULL timestamp FUNCTION
def i_s_parameters_test test_func5 1 IN s date NULL NULL NULL NULL NULL NULL NULL date FUNCTION
# ========== parameters.12 ==========
DROP DATABASE IF EXISTS i_s_parameters_test;
CREATE DATABASE i_s_parameters_test CHARACTER SET utf8;
USE i_s_parameters_test;
CREATE FUNCTION test_func5 (s CHAR(20)) RETURNS VARCHAR(30)
RETURN CONCAT('XYZ, ' ,s);
SELECT * FROM INFORMATION_SCHEMA.PARAMETERS
WHERE SPECIFIC_SCHEMA = 'i_s_parameters_test' AND SPECIFIC_NAME = 'test_func5';
SPECIFIC_CATALOG SPECIFIC_SCHEMA SPECIFIC_NAME ORDINAL_POSITION PARAMETER_MODE PARAMETER_NAME DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_TYPE
def i_s_parameters_test test_func5 0 NULL NULL varchar 30 90 NULL NULL NULL utf8 utf8_general_ci varchar(30) FUNCTION
def i_s_parameters_test test_func5 1 IN s char 20 60 NULL NULL NULL utf8 utf8_general_ci char(20) FUNCTION
DROP DATABASE i_s_parameters_test;
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