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Added missing tests for GET DIAGNOSTICS.
This commit is contained in:
Igor Babaev
802
mysql-test/r/get_diagnostics.result
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802
mysql-test/r/get_diagnostics.result
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@ -0,0 +1,802 @@
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#
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# WL#2111: GET DIAGNOSTICS tests
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#
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#
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# Test reserved keywords: GET
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#
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DROP TABLE IF EXISTS t1;
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DROP PROCEDURE IF EXISTS p1;
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CREATE TABLE t1 (get INT);
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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 'get INT)' at line 1
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CREATE PROCEDURE p1()
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BEGIN
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DECLARE get INT DEFAULT 1;
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END|
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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 'get INT DEFAULT 1;
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END' at line 3
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# Quoting
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CREATE TABLE t1 (`get` INT);
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INSERT INTO t1 (`get`) values (1);
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SELECT `get` FROM t1 WHERE `get` = 1;
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get
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1
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DROP TABLE t1;
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CREATE PROCEDURE p1()
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BEGIN
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DECLARE `get` INT DEFAULT 1;
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SELECT `get`;
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END|
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CALL p1();
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`get`
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1
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DROP PROCEDURE p1;
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#
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# Test non-reserved keywords: CURRENT, DIAGNOSTICS, NUMBER, RETURNED_SQLSTATE
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#
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DROP TABLE IF EXISTS t1;
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DROP PROCEDURE IF EXISTS p1;
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CREATE TABLE t1 (current INT, diagnostics INT, number INT, returned_sqlstate INT);
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INSERT INTO t1 (current, diagnostics, number, returned_sqlstate) values (1,2,3,4);
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SELECT current, diagnostics, number, returned_sqlstate FROM t1 WHERE number = 3;
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current diagnostics number returned_sqlstate
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1 2 3 4
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SELECT `current`, `number` FROM t1 WHERE `current` = 1 AND `number` = 3;
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current number
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1 3
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DROP TABLE t1;
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CREATE PROCEDURE p1()
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BEGIN
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DECLARE current INT DEFAULT 1;
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DECLARE diagnostics INT DEFAULT 2;
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DECLARE number INT DEFAULT 3;
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DECLARE returned_sqlstate INT DEFAULT 4;
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SELECT current, diagnostics, number, returned_sqlstate;
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END|
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CALL p1();
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current diagnostics number returned_sqlstate
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1 2 3 4
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DROP PROCEDURE p1;
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#
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# Test GET DIAGNOSTICS syntax
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#
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DROP PROCEDURE IF EXISTS p1;
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GET;
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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 '' at line 1
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GET CURRENT;
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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 '' at line 1
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GET DIAGNOSTICS;
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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 '' at line 1
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GET CURRENT DIAGNOSTICS;
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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 '' at line 1
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# Statement information syntax
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GET DIAGNOSTICS @var;
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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 '' at line 1
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GET DIAGNOSTICS var;
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ERROR 42000: Undeclared variable: var
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CREATE PROCEDURE p1()
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BEGIN
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GET DIAGNOSTICS var;
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END|
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ERROR 42000: Undeclared variable: var
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CREATE PROCEDURE p1()
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BEGIN
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DECLARE var INT;
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GET DIAGNOSTICS var;
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END|
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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 ';
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END' at line 4
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GET DIAGNOSTICS @var =;
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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 '' at line 1
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GET DIAGNOSTICS @var = INVALID;
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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 'INVALID' at line 1
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GET DIAGNOSTICS @var = MORE;
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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 'MORE' at line 1
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GET DIAGNOSTICS @var = CLASS_ORIGIN;
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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 'CLASS_ORIGIN' at line 1
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GET DIAGNOSTICS @var = INVALID,;
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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 'INVALID,' at line 1
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GET DIAGNOSTICS @var1 = NUMBER, @var2;
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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 '' at line 1
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GET DIAGNOSTICS @var1 = NUMBER, @var2 = INVALID;
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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 'INVALID' at line 1
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GET DIAGNOSTICS @@var1 = NUMBER;
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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 '@var1 = NUMBER' at line 1
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GET DIAGNOSTICS @var1 = NUMBER, @@var2 = NUMBER;
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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 '@var2 = NUMBER' at line 1
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CREATE PROCEDURE p1()
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BEGIN
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DECLARE var INT;
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GET DIAGNOSTICS var = INVALID;
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END|
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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 'INVALID;
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END' at line 4
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CREATE PROCEDURE p1()
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BEGIN
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DECLARE var CONDITION FOR SQLSTATE '12345';
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GET DIAGNOSTICS var = NUMBER;
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END|
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ERROR 42000: Undeclared variable: var
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CREATE PROCEDURE p1()
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BEGIN
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DECLARE var INT;
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GET DIAGNOSTICS var = NUMBER, var1 = ROW_COUNT;
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END|
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ERROR 42000: Undeclared variable: var1
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GET DIAGNOSTICS @var = NUMBER;
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GET DIAGNOSTICS @var = ROW_COUNT;
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GET DIAGNOSTICS @var1 = NUMBER, @var2 = ROW_COUNT;
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GET DIAGNOSTICS @var1 = ROW_COUNT, @var2 = NUMBER;
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CREATE PROCEDURE p1()
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BEGIN
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DECLARE var INT;
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DECLARE var1 INT;
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DECLARE var2 INT;
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GET DIAGNOSTICS var = NUMBER;
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GET DIAGNOSTICS var = ROW_COUNT;
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GET DIAGNOSTICS var1 = NUMBER, var2 = ROW_COUNT;
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GET DIAGNOSTICS var1 = ROW_COUNT, var2 = NUMBER;
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END|
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DROP PROCEDURE p1;
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# Condition information syntax
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GET DIAGNOSTICS CONDITION;
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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 '' at line 1
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GET DIAGNOSTICS CONDITION a;
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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 '' at line 1
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GET DIAGNOSTICS CONDITION 1;
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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 '' at line 1
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GET DIAGNOSTICS CONDITION 1 @var;
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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 '' at line 1
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GET DIAGNOSTICS CONDITION 1 var;
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ERROR 42000: Undeclared variable: var
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CREATE PROCEDURE p1()
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BEGIN
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GET DIAGNOSTICS CONDITION 1 var;
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END|
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ERROR 42000: Undeclared variable: var
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CREATE PROCEDURE p1()
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BEGIN
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DECLARE var INT;
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GET DIAGNOSTICS CONDITION 1 var;
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END|
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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 ';
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END' at line 4
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GET DIAGNOSTICS CONDITION 1 @var =;
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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 '' at line 1
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GET DIAGNOSTICS CONDITION 1 @var = INVALID;
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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 'INVALID' at line 1
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GET DIAGNOSTICS CONDITION 1 @var = NUMBER;
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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 'NUMBER' at line 1
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GET DIAGNOSTICS CONDITION 1 @var = INVALID,;
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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 'INVALID,' at line 1
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GET DIAGNOSTICS CONDITION 1 @var1 = CLASS_ORIGIN, @var2;
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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 '' at line 1
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GET DIAGNOSTICS CONDITION 1 @var1 = CLASS_ORIGIN, @var2 = INVALID;
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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 'INVALID' at line 1
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GET DIAGNOSTICS CONDITION 1 @@var1 = CLASS_ORIGIN;
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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 '@var1 = CLASS_ORIGIN' at line 1
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GET DIAGNOSTICS CONDITION 1 @var1 = CLASS_ORIGIN, @@var2 = CLASS_ORIGIN;
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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 '@var2 = CLASS_ORIGIN' at line 1
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CREATE PROCEDURE p1()
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BEGIN
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DECLARE var INT;
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GET DIAGNOSTICS CONDITION 1 var = INVALID;
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END|
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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 'INVALID;
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END' at line 4
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CREATE PROCEDURE p1()
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BEGIN
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DECLARE var CONDITION FOR SQLSTATE '12345';
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GET DIAGNOSTICS CONDITION 1 var = NUMBER;
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END|
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ERROR 42000: Undeclared variable: var
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CREATE PROCEDURE p1()
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BEGIN
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DECLARE var INT;
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GET DIAGNOSTICS CONDITION 1 var = CLASS_ORIGIN, var1 = SUBCLASS_ORIGIN;
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END|
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ERROR 42000: Undeclared variable: var1
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GET DIAGNOSTICS CONDITION 1 @var = CLASS_ORIGIN;
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GET DIAGNOSTICS CONDITION 1 @var = SUBCLASS_ORIGIN;
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GET DIAGNOSTICS CONDITION 1 @var1 = CLASS_ORIGIN, @var2 = SUBCLASS_ORIGIN;
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GET DIAGNOSTICS CONDITION 1 @var1 = SUBCLASS_ORIGIN, @var2 = CLASS_ORIGIN;
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CREATE PROCEDURE p1()
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BEGIN
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DECLARE var INT;
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DECLARE var1 INT;
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DECLARE var2 INT;
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GET DIAGNOSTICS CONDITION 1 var = CLASS_ORIGIN;
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GET DIAGNOSTICS CONDITION 1 var = SUBCLASS_ORIGIN;
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GET DIAGNOSTICS CONDITION 1 var1 = CLASS_ORIGIN, var2 = SUBCLASS_ORIGIN;
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GET DIAGNOSTICS CONDITION 1 var1 = SUBCLASS_ORIGIN, var2 = CLASS_ORIGIN;
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END|
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DROP PROCEDURE p1;
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# Condition number expression
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GET DIAGNOSTICS CONDITION -1 @var = CLASS_ORIGIN;
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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 '-1 @var = CLASS_ORIGIN' at line 1
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GET DIAGNOSTICS CONDITION 1+1 @var = CLASS_ORIGIN;
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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 '+1 @var = CLASS_ORIGIN' at line 1
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GET DIAGNOSTICS CONDITION ? @var = CLASS_ORIGIN;
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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 '? @var = CLASS_ORIGIN' at line 1
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GET DIAGNOSTICS CONDITION (1) @var = CLASS_ORIGIN;
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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 '(1) @var = CLASS_ORIGIN' at line 1
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GET DIAGNOSTICS CONDITION p1() @var = CLASS_ORIGIN;
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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 '() @var = CLASS_ORIGIN' at line 1
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GET DIAGNOSTICS CONDITION ABS(2) @var = CLASS_ORIGIN;
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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 '(2) @var = CLASS_ORIGIN' at line 1
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GET DIAGNOSTICS CONDITION 1.1 @var = CLASS_ORIGIN;
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GET DIAGNOSTICS CONDITION "1" @var = CLASS_ORIGIN;
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SELECT COUNT(max_questions) INTO @var FROM mysql.user;
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GET DIAGNOSTICS CONDITION 9999 @var = CLASS_ORIGIN;
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Warnings:
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Error 1758 Invalid condition number
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GET DIAGNOSTICS CONDITION NULL @var = CLASS_ORIGIN;
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Warnings:
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Error 1758 Invalid condition number
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Error 1758 Invalid condition number
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GET DIAGNOSTICS CONDITION a @var = CLASS_ORIGIN;
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Warnings:
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Error 1758 Invalid condition number
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Error 1758 Invalid condition number
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Error 1054 Unknown column 'a' in 'field list'
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SELECT COUNT(max_questions) INTO @var FROM mysql.user;
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SET @cond = 1;
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GET DIAGNOSTICS CONDITION @cond @var1 = CLASS_ORIGIN;
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Warnings:
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Error 1758 Invalid condition number
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SET @cond = "invalid";
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GET DIAGNOSTICS CONDITION @cond @var1 = CLASS_ORIGIN;
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Warnings:
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Error 1758 Invalid condition number
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Error 1758 Invalid condition number
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SELECT COUNT(max_questions) INTO @var FROM mysql.user;
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CREATE PROCEDURE p1()
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BEGIN
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DECLARE cond INT DEFAULT 1;
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DECLARE var INT;
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GET DIAGNOSTICS CONDITION cond var = CLASS_ORIGIN;
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END|
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DROP PROCEDURE p1;
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CREATE PROCEDURE p1()
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BEGIN
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DECLARE cond TEXT;
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DECLARE var INT;
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GET DIAGNOSTICS CONDITION cond var = CLASS_ORIGIN;
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END|
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CALL p1();
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DROP PROCEDURE p1;
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#
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# Test GET DIAGNOSTICS runtime
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#
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# GET DIAGNOSTICS cannot be the object of a PREPARE statement.
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PREPARE stmt FROM "GET DIAGNOSTICS CONDITION 1 @var = CLASS_ORIGIN";
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ERROR HY000: This command is not supported in the prepared statement protocol yet
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PREPARE stmt FROM "GET DIAGNOSTICS @var = NUMBER";
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ERROR HY000: This command is not supported in the prepared statement protocol yet
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# GET DIAGNOSTICS does not clear the diagnostics area.
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SELECT CAST(-19999999999999999999 AS SIGNED);
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CAST(-19999999999999999999 AS SIGNED)
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-9223372036854775808
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Warnings:
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Warning 1916 Got overflow when converting '-19999999999999999999' to INT. Value truncated.
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GET DIAGNOSTICS @var = NUMBER;
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SHOW WARNINGS;
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Level Code Message
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Warning 1916 Got overflow when converting '-19999999999999999999' to INT. Value truncated.
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#
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# If GET DIAGNOSTICS itself causes an error, an error message is appended.
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#
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SELECT CAST(-19999999999999999999 AS SIGNED);
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CAST(-19999999999999999999 AS SIGNED)
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||||
-9223372036854775808
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||||
Warnings:
|
||||
Warning 1916 Got overflow when converting '-19999999999999999999' to INT. Value truncated.
|
||||
GET DIAGNOSTICS CONDITION 99999 @var = CLASS_ORIGIN;
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Warnings:
|
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Warning 1916 Got overflow when converting '-19999999999999999999' to INT. Value truncated.
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Error 1758 Invalid condition number
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||||
SHOW WARNINGS;
|
||||
Level Code Message
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Warning 1916 Got overflow when converting '-19999999999999999999' to INT. Value truncated.
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Error 1758 Invalid condition number
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# Statement information runtime
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SELECT CAST(-19999999999999999999 AS SIGNED),
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CAST(-19999999999999999999 AS SIGNED);
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CAST(-19999999999999999999 AS SIGNED) CAST(-19999999999999999999 AS SIGNED)
|
||||
-9223372036854775808 -9223372036854775808
|
||||
Warnings:
|
||||
Warning 1916 Got overflow when converting '-19999999999999999999' to INT. Value truncated.
|
||||
Warning 1916 Got overflow when converting '-19999999999999999999' to INT. Value truncated.
|
||||
GET DIAGNOSTICS @var = NUMBER;
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||||
SELECT @var;
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||||
@var
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2
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SELECT COUNT(max_questions) INTO @var FROM mysql.user;
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||||
GET DIAGNOSTICS @var = NUMBER;
|
||||
SELECT @var;
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||||
@var
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||||
0
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||||
SELECT 1;
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||||
1
|
||||
1
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||||
GET DIAGNOSTICS @var = ROW_COUNT;
|
||||
SELECT @var;
|
||||
@var
|
||||
-1
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||||
CREATE TABLE t1 (a INT);
|
||||
INSERT INTO t1 VALUES (1),(2),(3);
|
||||
GET DIAGNOSTICS @var = ROW_COUNT;
|
||||
SELECT @var;
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||||
@var
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3
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||||
DROP TABLE t1;
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CREATE PROCEDURE p1()
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||||
BEGIN
|
||||
DECLARE number INT;
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||||
DECLARE row_count INT;
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||||
SELECT CAST(-19999999999999999999 AS SIGNED),
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||||
CAST(-19999999999999999999 AS SIGNED);
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GET DIAGNOSTICS number = NUMBER;
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||||
CREATE TABLE t1 (a INT);
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||||
INSERT INTO t1 VALUES (1),(2),(3);
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GET DIAGNOSTICS row_count = ROW_COUNT;
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DROP TABLE t1;
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SELECT number, row_count;
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||||
END|
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CALL p1();
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CAST(-19999999999999999999 AS SIGNED) CAST(-19999999999999999999 AS SIGNED)
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-9223372036854775808 -9223372036854775808
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||||
number row_count
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||||
2 3
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||||
DROP PROCEDURE p1;
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||||
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# Condition information runtime
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||||
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||||
SELECT CAST(-19999999999999999999 AS SIGNED);
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||||
CAST(-19999999999999999999 AS SIGNED)
|
||||
-9223372036854775808
|
||||
Warnings:
|
||||
Warning 1916 Got overflow when converting '-19999999999999999999' to INT. Value truncated.
|
||||
GET DIAGNOSTICS CONDITION 1
|
||||
@class_origin = CLASS_ORIGIN,
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||||
@subclass_origin = SUBCLASS_ORIGIN,
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||||
@constraint_catalog = CONSTRAINT_CATALOG,
|
||||
@constraint_schema = CONSTRAINT_SCHEMA,
|
||||
@constraint_name = CONSTRAINT_NAME,
|
||||
@catalog_name = CATALOG_NAME,
|
||||
@schema_name = SCHEMA_NAME,
|
||||
@table_name = TABLE_NAME,
|
||||
@column_name = COLUMN_NAME,
|
||||
@cursor_name = CURSOR_NAME,
|
||||
@message_text = MESSAGE_TEXT,
|
||||
@mysql_errno = MYSQL_ERRNO,
|
||||
@returned_sqlstate = RETURNED_SQLSTATE;
|
||||
SELECT
|
||||
@class_origin,
|
||||
@subclass_origin,
|
||||
@constraint_catalog,
|
||||
@constraint_schema,
|
||||
@constraint_name,
|
||||
@catalog_name,
|
||||
@schema_name,
|
||||
@table_name,
|
||||
@column_name,
|
||||
@cursor_name,
|
||||
@message_text,
|
||||
@mysql_errno,
|
||||
@returned_sqlstate;
|
||||
@class_origin
|
||||
@subclass_origin
|
||||
@constraint_catalog
|
||||
@constraint_schema
|
||||
@constraint_name
|
||||
@catalog_name
|
||||
@schema_name
|
||||
@table_name
|
||||
@column_name
|
||||
@cursor_name
|
||||
@message_text Got overflow when converting '-19999999999999999999' to INT. Value truncated.
|
||||
@mysql_errno 1916
|
||||
@returned_sqlstate 22003
|
||||
CREATE PROCEDURE p1()
|
||||
BEGIN
|
||||
DECLARE class_origin TEXT DEFAULT "a";
|
||||
DECLARE subclass_origin TEXT DEFAULT "a";
|
||||
DECLARE constraint_catalog TEXT DEFAULT "a";
|
||||
DECLARE constraint_schema TEXT DEFAULT "a";
|
||||
DECLARE constraint_name TEXT DEFAULT "a";
|
||||
DECLARE catalog_name TEXT DEFAULT "a";
|
||||
DECLARE schema_name TEXT DEFAULT "a";
|
||||
DECLARE table_name TEXT DEFAULT "a";
|
||||
DECLARE column_name TEXT DEFAULT "a";
|
||||
DECLARE cursor_name TEXT DEFAULT "a";
|
||||
DECLARE message_text TEXT DEFAULT "a";
|
||||
DECLARE mysql_errno INT DEFAULT 1;
|
||||
DECLARE returned_sqlstate TEXT DEFAULT "a";
|
||||
SELECT CAST(-19999999999999999999 AS SIGNED);
|
||||
GET DIAGNOSTICS CONDITION 1
|
||||
class_origin = CLASS_ORIGIN,
|
||||
subclass_origin = SUBCLASS_ORIGIN,
|
||||
constraint_catalog = CONSTRAINT_CATALOG,
|
||||
constraint_schema = CONSTRAINT_SCHEMA,
|
||||
constraint_name = CONSTRAINT_NAME,
|
||||
catalog_name = CATALOG_NAME,
|
||||
schema_name = SCHEMA_NAME,
|
||||
table_name = TABLE_NAME,
|
||||
column_name = COLUMN_NAME,
|
||||
cursor_name = CURSOR_NAME,
|
||||
message_text = MESSAGE_TEXT,
|
||||
mysql_errno = MYSQL_ERRNO,
|
||||
returned_sqlstate = RETURNED_SQLSTATE;
|
||||
SELECT
|
||||
class_origin,
|
||||
subclass_origin,
|
||||
constraint_catalog,
|
||||
constraint_schema,
|
||||
constraint_name,
|
||||
catalog_name,
|
||||
schema_name,
|
||||
table_name,
|
||||
column_name,
|
||||
cursor_name,
|
||||
message_text,
|
||||
mysql_errno,
|
||||
returned_sqlstate;
|
||||
END|
|
||||
CALL p1();
|
||||
CAST(-19999999999999999999 AS SIGNED) -9223372036854775808
|
||||
class_origin
|
||||
subclass_origin
|
||||
constraint_catalog
|
||||
constraint_schema
|
||||
constraint_name
|
||||
catalog_name
|
||||
schema_name
|
||||
table_name
|
||||
column_name
|
||||
cursor_name
|
||||
message_text Got overflow when converting '-19999999999999999999' to INT. Value truncated.
|
||||
mysql_errno 1916
|
||||
returned_sqlstate 22003
|
||||
Warnings:
|
||||
Level Warning
|
||||
Code 1916
|
||||
Message Got overflow when converting '-19999999999999999999' to INT. Value truncated.
|
||||
DROP PROCEDURE p1;
|
||||
CREATE PROCEDURE p1()
|
||||
BEGIN
|
||||
DECLARE errno1 INT;
|
||||
DECLARE errno2 INT;
|
||||
DECLARE msg1 TEXT;
|
||||
DECLARE msg2 TEXT;
|
||||
SELECT CAST(-19999999999999999999 AS SIGNED);
|
||||
GET DIAGNOSTICS CONDITION 99999 msg1 = MESSAGE_TEXT;
|
||||
GET DIAGNOSTICS CONDITION 1 errno1 = MYSQL_ERRNO, msg1 = MESSAGE_TEXT;
|
||||
GET DIAGNOSTICS CONDITION 2 errno2 = MYSQL_ERRNO, msg2 = MESSAGE_TEXT;
|
||||
SELECT errno1, msg1, errno2, msg2;
|
||||
END|
|
||||
CALL p1();
|
||||
CAST(-19999999999999999999 AS SIGNED) -9223372036854775808
|
||||
errno1 1916
|
||||
msg1 Got overflow when converting '-19999999999999999999' to INT. Value truncated.
|
||||
errno2 1758
|
||||
msg2 Invalid condition number
|
||||
Warnings:
|
||||
Level Warning
|
||||
Code 1916
|
||||
Message Got overflow when converting '-19999999999999999999' to INT. Value truncated.
|
||||
Level Error
|
||||
Code 1758
|
||||
Message Invalid condition number
|
||||
DROP PROCEDURE p1;
|
||||
|
||||
# Interaction with SIGNAL
|
||||
|
||||
CREATE PROCEDURE p1()
|
||||
BEGIN
|
||||
DECLARE errno INT DEFAULT 0;
|
||||
DECLARE msg TEXT DEFAULT "foo";
|
||||
DECLARE cond CONDITION FOR SQLSTATE "01234";
|
||||
DECLARE CONTINUE HANDLER for 1012
|
||||
BEGIN
|
||||
GET DIAGNOSTICS CONDITION 1 errno = MYSQL_ERRNO, msg = MESSAGE_TEXT;
|
||||
END;
|
||||
SIGNAL cond SET MESSAGE_TEXT = "Signal message", MYSQL_ERRNO = 1012;
|
||||
SELECT errno, msg;
|
||||
END|
|
||||
CALL p1();
|
||||
errno 1012
|
||||
msg Signal message
|
||||
DROP PROCEDURE p1;
|
||||
CREATE PROCEDURE p1()
|
||||
BEGIN
|
||||
SIGNAL SQLSTATE '77777' SET MYSQL_ERRNO = 1000, MESSAGE_TEXT='ÁÂÃÅÄ';
|
||||
END|
|
||||
CALL p1();
|
||||
ERROR 77777: ÁÂÃÅÄ
|
||||
GET DIAGNOSTICS CONDITION 1
|
||||
@mysql_errno = MYSQL_ERRNO, @message_text = MESSAGE_TEXT,
|
||||
@returned_sqlstate = RETURNED_SQLSTATE, @class_origin = CLASS_ORIGIN;
|
||||
SELECT @mysql_errno, @message_text, @returned_sqlstate, @class_origin;
|
||||
@mysql_errno 1000
|
||||
@message_text ÁÂÃÅÄ
|
||||
@returned_sqlstate 77777
|
||||
@class_origin
|
||||
DROP PROCEDURE p1;
|
||||
CREATE PROCEDURE p1()
|
||||
BEGIN
|
||||
DECLARE cond CONDITION FOR SQLSTATE '12345';
|
||||
SIGNAL cond SET
|
||||
CLASS_ORIGIN = 'CLASS_ORIGIN text',
|
||||
SUBCLASS_ORIGIN = 'SUBCLASS_ORIGIN text',
|
||||
CONSTRAINT_CATALOG = 'CONSTRAINT_CATALOG text',
|
||||
CONSTRAINT_SCHEMA = 'CONSTRAINT_SCHEMA text',
|
||||
CONSTRAINT_NAME = 'CONSTRAINT_NAME text',
|
||||
CATALOG_NAME = 'CATALOG_NAME text',
|
||||
SCHEMA_NAME = 'SCHEMA_NAME text',
|
||||
TABLE_NAME = 'TABLE_NAME text',
|
||||
COLUMN_NAME = 'COLUMN_NAME text',
|
||||
CURSOR_NAME = 'CURSOR_NAME text',
|
||||
MESSAGE_TEXT = 'MESSAGE_TEXT text',
|
||||
MYSQL_ERRNO = 54321;
|
||||
END|
|
||||
CALL p1();
|
||||
ERROR 12345: MESSAGE_TEXT text
|
||||
GET DIAGNOSTICS CONDITION 1
|
||||
@class_origin = CLASS_ORIGIN,
|
||||
@subclass_origin = SUBCLASS_ORIGIN,
|
||||
@constraint_catalog = CONSTRAINT_CATALOG,
|
||||
@constraint_schema = CONSTRAINT_SCHEMA,
|
||||
@constraint_name = CONSTRAINT_NAME,
|
||||
@catalog_name = CATALOG_NAME,
|
||||
@schema_name = SCHEMA_NAME,
|
||||
@table_name = TABLE_NAME,
|
||||
@column_name = COLUMN_NAME,
|
||||
@cursor_name = CURSOR_NAME,
|
||||
@message_text = MESSAGE_TEXT,
|
||||
@mysql_errno = MYSQL_ERRNO,
|
||||
@returned_sqlstate = RETURNED_SQLSTATE;
|
||||
SELECT
|
||||
@class_origin,
|
||||
@subclass_origin,
|
||||
@constraint_catalog,
|
||||
@constraint_schema,
|
||||
@constraint_name,
|
||||
@catalog_name,
|
||||
@schema_name,
|
||||
@table_name,
|
||||
@column_name,
|
||||
@cursor_name,
|
||||
@message_text,
|
||||
@mysql_errno,
|
||||
@returned_sqlstate;
|
||||
@class_origin CLASS_ORIGIN text
|
||||
@subclass_origin SUBCLASS_ORIGIN text
|
||||
@constraint_catalog CONSTRAINT_CATALOG text
|
||||
@constraint_schema CONSTRAINT_SCHEMA text
|
||||
@constraint_name CONSTRAINT_NAME text
|
||||
@catalog_name CATALOG_NAME text
|
||||
@schema_name SCHEMA_NAME text
|
||||
@table_name TABLE_NAME text
|
||||
@column_name COLUMN_NAME text
|
||||
@cursor_name CURSOR_NAME text
|
||||
@message_text MESSAGE_TEXT text
|
||||
@mysql_errno 54321
|
||||
@returned_sqlstate 12345
|
||||
DROP PROCEDURE p1;
|
||||
#
|
||||
# Demonstration
|
||||
#
|
||||
|
||||
# The same statement information item can be used multiple times.
|
||||
|
||||
CREATE PROCEDURE p1()
|
||||
BEGIN
|
||||
DECLARE var INT;
|
||||
GET DIAGNOSTICS var = NUMBER, @var = NUMBER;
|
||||
SELECT var, @var;
|
||||
END|
|
||||
CALL p1();
|
||||
var @var
|
||||
1 1
|
||||
DROP PROCEDURE p1;
|
||||
|
||||
# Setting TABLE_NAME is currently not implemented.
|
||||
|
||||
CREATE PROCEDURE p1()
|
||||
BEGIN
|
||||
DECLARE v VARCHAR(64);
|
||||
DECLARE CONTINUE HANDLER FOR SQLEXCEPTION
|
||||
GET DIAGNOSTICS CONDITION 1 v = TABLE_NAME;
|
||||
DROP TABLE no_such_table;
|
||||
SELECT v;
|
||||
END|
|
||||
CALL p1();
|
||||
v
|
||||
|
||||
DROP PROCEDURE p1;
|
||||
|
||||
# Message is truncated to fit into target. No truncation warning.
|
||||
|
||||
CREATE PROCEDURE p1()
|
||||
BEGIN
|
||||
DECLARE v CHAR(1);
|
||||
CREATE TABLE IF NOT EXISTS t1 (a INT);
|
||||
GET DIAGNOSTICS CONDITION 1 v = MESSAGE_TEXT;
|
||||
SELECT v;
|
||||
END|
|
||||
CREATE TABLE t1 (a INT);
|
||||
CALL p1();
|
||||
v
|
||||
T
|
||||
Warnings:
|
||||
Note 1050 Table 't1' already exists
|
||||
DROP TABLE t1;
|
||||
DROP PROCEDURE p1;
|
||||
|
||||
# Returns number of rows updated by the UPDATE statements.
|
||||
|
||||
CREATE PROCEDURE p1(IN param INT)
|
||||
LANGUAGE SQL
|
||||
BEGIN
|
||||
DECLARE v INT DEFAULT 0;
|
||||
DECLARE rcount_each INT;
|
||||
DECLARE rcount_total INT DEFAULT 0;
|
||||
WHILE v < 5 DO
|
||||
UPDATE t1 SET a = a * 1.1 WHERE b = param;
|
||||
GET DIAGNOSTICS rcount_each = ROW_COUNT;
|
||||
SET rcount_total = rcount_total + rcount_each;
|
||||
SET v = v + 1;
|
||||
END WHILE;
|
||||
SELECT rcount_total;
|
||||
END|
|
||||
CREATE TABLE t1 (a REAL, b INT);
|
||||
INSERT INTO t1 VALUES (1.1, 1);
|
||||
CALL p1(1);
|
||||
rcount_total
|
||||
5
|
||||
DROP TABLE t1;
|
||||
DROP PROCEDURE p1;
|
||||
|
||||
# GET DIAGNOSTICS doesn't clear the diagnostics area.
|
||||
|
||||
CREATE PROCEDURE p1()
|
||||
BEGIN
|
||||
DECLARE CONTINUE HANDLER FOR SQLWARNING
|
||||
BEGIN
|
||||
GET CURRENT DIAGNOSTICS CONDITION 1 @x = RETURNED_SQLSTATE;
|
||||
SIGNAL SQLSTATE '01002';
|
||||
GET CURRENT DIAGNOSTICS CONDITION 1 @y = RETURNED_SQLSTATE;
|
||||
END;
|
||||
SIGNAL SQLSTATE '01001';
|
||||
SELECT @x, @y;
|
||||
END|
|
||||
CALL p1();
|
||||
@x @y
|
||||
01001 01002
|
||||
Warnings:
|
||||
Warning 1642 Unhandled user-defined warning condition
|
||||
DROP PROCEDURE p1;
|
||||
|
||||
# Using OUT and INOUT parameters as the target variables.
|
||||
|
||||
CREATE PROCEDURE p1(OUT number INT, INOUT message TEXT)
|
||||
BEGIN
|
||||
DECLARE warn CONDITION FOR SQLSTATE "01234";
|
||||
DECLARE CONTINUE HANDLER FOR SQLWARNING
|
||||
BEGIN
|
||||
GET DIAGNOSTICS number = NUMBER;
|
||||
GET DIAGNOSTICS CONDITION 1 message = MESSAGE_TEXT;
|
||||
END;
|
||||
SELECT message;
|
||||
SIGNAL warn SET MESSAGE_TEXT = "inout parameter";
|
||||
END|
|
||||
SET @var1 = 0;
|
||||
SET @var2 = "message text";
|
||||
CALL p1(@var1, @var2);
|
||||
message
|
||||
message text
|
||||
SELECT @var1, @var2;
|
||||
@var1 @var2
|
||||
1 inout parameter
|
||||
DROP PROCEDURE p1;
|
||||
|
||||
# Using an IN parameter as the target variable.
|
||||
|
||||
CREATE PROCEDURE p1(IN number INT)
|
||||
BEGIN
|
||||
SELECT number;
|
||||
GET DIAGNOSTICS number = NUMBER;
|
||||
SELECT number;
|
||||
END|
|
||||
SET @var1 = 9999;
|
||||
CALL p1(@var1);
|
||||
number
|
||||
9999
|
||||
number
|
||||
0
|
||||
SELECT @var1;
|
||||
@var1
|
||||
9999
|
||||
DROP PROCEDURE p1;
|
||||
|
||||
# Using GET DIAGNOSTICS in a stored function.
|
||||
|
||||
CREATE FUNCTION f1() RETURNS TEXT
|
||||
BEGIN
|
||||
DECLARE message TEXT;
|
||||
DECLARE warn CONDITION FOR SQLSTATE "01234";
|
||||
DECLARE CONTINUE HANDLER FOR SQLWARNING
|
||||
BEGIN
|
||||
GET DIAGNOSTICS CONDITION 1 message = MESSAGE_TEXT;
|
||||
END;
|
||||
SIGNAL warn SET MESSAGE_TEXT = "message text";
|
||||
return message;
|
||||
END|
|
||||
SELECT f1();
|
||||
f1()
|
||||
message text
|
||||
DROP FUNCTION f1;
|
||||
|
||||
# Using GET DIAGNOSTICS in a trigger.
|
||||
|
||||
CREATE TABLE t1 (a INT);
|
||||
CREATE TRIGGER trg1 BEFORE INSERT ON t1 FOR EACH ROW
|
||||
BEGIN
|
||||
DECLARE var INT DEFAULT row_count();
|
||||
GET DIAGNOSTICS @var1 = ROW_COUNT;
|
||||
SET @var2 = var;
|
||||
END|
|
||||
SET @var1 = 9999, @var2 = 9999;
|
||||
INSERT INTO t1 VALUES (1), (2);
|
||||
SELECT @var1, @var2;
|
||||
@var1 @var2
|
||||
0 0
|
||||
DROP TRIGGER trg1;
|
||||
DROP TABLE t1;
|
||||
|
||||
# GET DIAGNOSTICS does not reset ROW_COUNT
|
||||
|
||||
CREATE TABLE t1 (a INT);
|
||||
INSERT INTO t1 VALUES (1);
|
||||
GET DIAGNOSTICS @var1 = ROW_COUNT;
|
||||
GET DIAGNOSTICS @var2 = ROW_COUNT;
|
||||
SELECT @var1, @var2;
|
||||
@var1 @var2
|
||||
1 1
|
||||
DROP TABLE t1;
|
||||
|
||||
# Items are UTF8 (utf8_general_ci default collation)
|
||||
|
||||
SELECT CAST(-19999999999999999999 AS SIGNED);
|
||||
CAST(-19999999999999999999 AS SIGNED)
|
||||
-9223372036854775808
|
||||
Warnings:
|
||||
Warning 1916 Got overflow when converting '-19999999999999999999' to INT. Value truncated.
|
||||
GET DIAGNOSTICS CONDITION 1 @var1 = MESSAGE_TEXT, @var2 = CLASS_ORIGIN;
|
||||
SELECT CHARSET(@var1), COLLATION(@var1), COERCIBILITY(@var1);
|
||||
CHARSET(@var1) COLLATION(@var1) COERCIBILITY(@var1)
|
||||
utf8 utf8_general_ci 2
|
||||
SELECT CHARSET(@var2), COLLATION(@var2), COERCIBILITY(@var2);
|
||||
CHARSET(@var2) COLLATION(@var2) COERCIBILITY(@var2)
|
||||
utf8 utf8_general_ci 2
|
||||
#
|
||||
# Command statistics
|
||||
#
|
||||
FLUSH STATUS;
|
||||
SHOW STATUS LIKE 'Com%get_diagnostics';
|
||||
Variable_name Value
|
||||
Com_get_diagnostics 0
|
||||
GET DIAGNOSTICS @var1 = NUMBER;
|
||||
SHOW STATUS LIKE 'Com%get_diagnostics';
|
||||
Variable_name Value
|
||||
Com_get_diagnostics 1
|
||||
Reference in New Issue
Block a user