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mysql5/mysql-5.7.27/mysql-test/suite/engines/funcs/r/ps_string_null.result

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add mysql5.7.27 source code into mysql5 repository
2020-06-23 17:57:50 +08:00
DROP TABLE IF EXISTS t1;
CREATE TABLE t1(c1 CHAR(100) NULL);
PREPARE stmt1 FROM 'INSERT INTO t1 (c1) VALUES(?)';
SET @a=NULL;
EXECUTE stmt1 USING @a;
SET @a='';
EXECUTE stmt1 USING @a;
SET @a='x';
EXECUTE stmt1 USING @a;
SET @a='123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.';
EXECUTE stmt1 USING @a;
DEALLOCATE PREPARE stmt1;
SELECT * FROM t1;
c1
NULL
x
123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.
SELECT COUNT(c1) AS total_rows FROM t1;
total_rows
3
SELECT COUNT(c1) AS null_rows FROM t1 WHERE c1 IS NULL;
null_rows
0
SELECT COUNT(c1) AS not_null_rows FROM t1 WHERE c1 IS NOT NULL;
not_null_rows
3
PREPARE stmt1 FROM 'SELECT * FROM t1 WHERE c1 = ?';
SET @a=NULL;
EXECUTE stmt1 USING @a;
c1
SET @a='';
EXECUTE stmt1 USING @a;
c1
SET @a='x';
EXECUTE stmt1 USING @a;
c1
x
DEALLOCATE PREPARE stmt1;
PREPARE stmt1 FROM 'UPDATE t1 SET c1 = ? WHERE c1 = ?';
SET @a=NULL;
SET @b='a';
EXECUTE stmt1 USING @a,@b;
SET @a='';
SET @b='b';
EXECUTE stmt1 USING @a,@b;
SET @a='x';
SET @b='c';
EXECUTE stmt1 USING @a,@c;
DEALLOCATE PREPARE stmt1;
SELECT * FROM t1;
c1
NULL
x
123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.
SELECT COUNT(c1) AS total_rows FROM t1;
total_rows
3
SELECT COUNT(c1) AS null_rows FROM t1 WHERE c1 IS NULL;
null_rows
0
SELECT COUNT(c1) AS not_null_rows FROM t1 WHERE c1 IS NOT NULL;
not_null_rows
3
PREPARE stmt1 FROM 'DELETE FROM t1 WHERE c1 = ?';
SET @a='a';
EXECUTE stmt1 USING @a;
SET @a='b';
EXECUTE stmt1 USING @a;
SET @a='c';
EXECUTE stmt1 USING @a;
DEALLOCATE PREPARE stmt1;
SELECT * FROM t1;
c1
NULL
x
123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.
SELECT COUNT(c1) AS total_rows FROM t1;
total_rows
3
SELECT COUNT(c1) AS null_rows FROM t1 WHERE c1 IS NULL;
null_rows
0
SELECT COUNT(c1) AS not_null_rows FROM t1 WHERE c1 IS NOT NULL;
not_null_rows
3
DROP TABLE t1;
CREATE TABLE t1(c1 VARCHAR(100) NULL);
PREPARE stmt1 FROM 'INSERT INTO t1 (c1) VALUES(?)';
SET @a=NULL;
EXECUTE stmt1 USING @a;
SET @a='';
EXECUTE stmt1 USING @a;
SET @a='x';
EXECUTE stmt1 USING @a;
SET @a='123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.';
EXECUTE stmt1 USING @a;
DEALLOCATE PREPARE stmt1;
SELECT * FROM t1;
c1
NULL
x
123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.
SELECT COUNT(c1) AS total_rows FROM t1;
total_rows
3
SELECT COUNT(c1) AS null_rows FROM t1 WHERE c1 IS NULL;
null_rows
0
SELECT COUNT(c1) AS not_null_rows FROM t1 WHERE c1 IS NOT NULL;
not_null_rows
3
PREPARE stmt1 FROM 'SELECT * FROM t1 WHERE c1 = ?';
SET @a=NULL;
EXECUTE stmt1 USING @a;
c1
SET @a='';
EXECUTE stmt1 USING @a;
c1
SET @a='x';
EXECUTE stmt1 USING @a;
c1
x
DEALLOCATE PREPARE stmt1;
PREPARE stmt1 FROM 'UPDATE t1 SET c1 = ? WHERE c1 = ?';
SET @a=NULL;
SET @b='a';
EXECUTE stmt1 USING @a,@b;
SET @a='';
SET @b='b';
EXECUTE stmt1 USING @a,@b;
SET @a='x';
SET @b='c';
EXECUTE stmt1 USING @a,@c;
DEALLOCATE PREPARE stmt1;
SELECT * FROM t1;
c1
NULL
x
123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.
SELECT COUNT(c1) AS total_rows FROM t1;
total_rows
3
SELECT COUNT(c1) AS null_rows FROM t1 WHERE c1 IS NULL;
null_rows
0
SELECT COUNT(c1) AS not_null_rows FROM t1 WHERE c1 IS NOT NULL;
not_null_rows
3
PREPARE stmt1 FROM 'DELETE FROM t1 WHERE c1 = ?';
SET @a='a';
EXECUTE stmt1 USING @a;
SET @a='b';
EXECUTE stmt1 USING @a;
SET @a='c';
EXECUTE stmt1 USING @a;
DEALLOCATE PREPARE stmt1;
SELECT * FROM t1;
c1
NULL
x
123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.
SELECT COUNT(c1) AS total_rows FROM t1;
total_rows
3
SELECT COUNT(c1) AS null_rows FROM t1 WHERE c1 IS NULL;
null_rows
0
SELECT COUNT(c1) AS not_null_rows FROM t1 WHERE c1 IS NOT NULL;
not_null_rows
3
DROP TABLE t1;
CREATE TABLE t1(c1 BINARY(100) NULL);
PREPARE stmt1 FROM 'INSERT INTO t1 (c1) VALUES(?)';
SET @a=NULL;
EXECUTE stmt1 USING @a;
SET @a='';
EXECUTE stmt1 USING @a;
SET @a='x';
EXECUTE stmt1 USING @a;
SET @a='123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.';
EXECUTE stmt1 USING @a;
DEALLOCATE PREPARE stmt1;
SELECT * FROM t1;
c1
NULL
x
123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.
SELECT COUNT(c1) AS total_rows FROM t1;
total_rows
3
SELECT COUNT(c1) AS null_rows FROM t1 WHERE c1 IS NULL;
null_rows
0
SELECT COUNT(c1) AS not_null_rows FROM t1 WHERE c1 IS NOT NULL;
not_null_rows
3
PREPARE stmt1 FROM 'SELECT * FROM t1 WHERE c1 = ?';
SET @a=NULL;
EXECUTE stmt1 USING @a;
c1
SET @a='';
EXECUTE stmt1 USING @a;
c1
SET @a='x';
EXECUTE stmt1 USING @a;
c1
DEALLOCATE PREPARE stmt1;
PREPARE stmt1 FROM 'UPDATE t1 SET c1 = ? WHERE c1 = ?';
SET @a=NULL;
SET @b='a';
EXECUTE stmt1 USING @a,@b;
SET @a='';
SET @b='b';
EXECUTE stmt1 USING @a,@b;
SET @a='x';
SET @b='c';
EXECUTE stmt1 USING @a,@c;
DEALLOCATE PREPARE stmt1;
SELECT * FROM t1;
c1
NULL
x
123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.
SELECT COUNT(c1) AS total_rows FROM t1;
total_rows
3
SELECT COUNT(c1) AS null_rows FROM t1 WHERE c1 IS NULL;
null_rows
0
SELECT COUNT(c1) AS not_null_rows FROM t1 WHERE c1 IS NOT NULL;
not_null_rows
3
PREPARE stmt1 FROM 'DELETE FROM t1 WHERE c1 = ?';
SET @a='a';
EXECUTE stmt1 USING @a;
SET @a='b';
EXECUTE stmt1 USING @a;
SET @a='c';
EXECUTE stmt1 USING @a;
DEALLOCATE PREPARE stmt1;
SELECT * FROM t1;
c1
NULL
x
123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.
SELECT COUNT(c1) AS total_rows FROM t1;
total_rows
3
SELECT COUNT(c1) AS null_rows FROM t1 WHERE c1 IS NULL;
null_rows
0
SELECT COUNT(c1) AS not_null_rows FROM t1 WHERE c1 IS NOT NULL;
not_null_rows
3
DROP TABLE t1;
CREATE TABLE t1(c1 VARBINARY(100) NULL);
PREPARE stmt1 FROM 'INSERT INTO t1 (c1) VALUES(?)';
SET @a=NULL;
EXECUTE stmt1 USING @a;
SET @a='';
EXECUTE stmt1 USING @a;
SET @a='x';
EXECUTE stmt1 USING @a;
SET @a='123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.';
EXECUTE stmt1 USING @a;
DEALLOCATE PREPARE stmt1;
SELECT * FROM t1;
c1
NULL
x
123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.
SELECT COUNT(c1) AS total_rows FROM t1;
total_rows
3
SELECT COUNT(c1) AS null_rows FROM t1 WHERE c1 IS NULL;
null_rows
0
SELECT COUNT(c1) AS not_null_rows FROM t1 WHERE c1 IS NOT NULL;
not_null_rows
3
PREPARE stmt1 FROM 'SELECT * FROM t1 WHERE c1 = ?';
SET @a=NULL;
EXECUTE stmt1 USING @a;
c1
SET @a='';
EXECUTE stmt1 USING @a;
c1
SET @a='x';
EXECUTE stmt1 USING @a;
c1
x
DEALLOCATE PREPARE stmt1;
PREPARE stmt1 FROM 'UPDATE t1 SET c1 = ? WHERE c1 = ?';
SET @a=NULL;
SET @b='a';
EXECUTE stmt1 USING @a,@b;
SET @a='';
SET @b='b';
EXECUTE stmt1 USING @a,@b;
SET @a='x';
SET @b='c';
EXECUTE stmt1 USING @a,@c;
DEALLOCATE PREPARE stmt1;
SELECT * FROM t1;
c1
NULL
x
123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.
SELECT COUNT(c1) AS total_rows FROM t1;
total_rows
3
SELECT COUNT(c1) AS null_rows FROM t1 WHERE c1 IS NULL;
null_rows
0
SELECT COUNT(c1) AS not_null_rows FROM t1 WHERE c1 IS NOT NULL;
not_null_rows
3
PREPARE stmt1 FROM 'DELETE FROM t1 WHERE c1 = ?';
SET @a='a';
EXECUTE stmt1 USING @a;
SET @a='b';
EXECUTE stmt1 USING @a;
SET @a='c';
EXECUTE stmt1 USING @a;
DEALLOCATE PREPARE stmt1;
SELECT * FROM t1;
c1
NULL
x
123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.
SELECT COUNT(c1) AS total_rows FROM t1;
total_rows
3
SELECT COUNT(c1) AS null_rows FROM t1 WHERE c1 IS NULL;
null_rows
0
SELECT COUNT(c1) AS not_null_rows FROM t1 WHERE c1 IS NOT NULL;
not_null_rows
3
DROP TABLE t1;
CREATE TABLE t1(c1 BLOB(100) NULL);
PREPARE stmt1 FROM 'INSERT INTO t1 (c1) VALUES(?)';
SET @a=NULL;
EXECUTE stmt1 USING @a;
SET @a='';
EXECUTE stmt1 USING @a;
SET @a='x';
EXECUTE stmt1 USING @a;
SET @a='123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.';
EXECUTE stmt1 USING @a;
DEALLOCATE PREPARE stmt1;
SELECT * FROM t1;
c1
NULL
x
123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.
SELECT COUNT(c1) AS total_rows FROM t1;
total_rows
3
SELECT COUNT(c1) AS null_rows FROM t1 WHERE c1 IS NULL;
null_rows
0
SELECT COUNT(c1) AS not_null_rows FROM t1 WHERE c1 IS NOT NULL;
not_null_rows
3
PREPARE stmt1 FROM 'SELECT * FROM t1 WHERE c1 = ?';
SET @a=NULL;
EXECUTE stmt1 USING @a;
c1
SET @a='';
EXECUTE stmt1 USING @a;
c1
SET @a='x';
EXECUTE stmt1 USING @a;
c1
x
DEALLOCATE PREPARE stmt1;
PREPARE stmt1 FROM 'UPDATE t1 SET c1 = ? WHERE c1 = ?';
SET @a=NULL;
SET @b='a';
EXECUTE stmt1 USING @a,@b;
SET @a='';
SET @b='b';
EXECUTE stmt1 USING @a,@b;
SET @a='x';
SET @b='c';
EXECUTE stmt1 USING @a,@c;
DEALLOCATE PREPARE stmt1;
SELECT * FROM t1;
c1
NULL
x
123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.
SELECT COUNT(c1) AS total_rows FROM t1;
total_rows
3
SELECT COUNT(c1) AS null_rows FROM t1 WHERE c1 IS NULL;
null_rows
0
SELECT COUNT(c1) AS not_null_rows FROM t1 WHERE c1 IS NOT NULL;
not_null_rows
3
PREPARE stmt1 FROM 'DELETE FROM t1 WHERE c1 = ?';
SET @a='a';
EXECUTE stmt1 USING @a;
SET @a='b';
EXECUTE stmt1 USING @a;
SET @a='c';
EXECUTE stmt1 USING @a;
DEALLOCATE PREPARE stmt1;
SELECT * FROM t1;
c1
NULL
x
123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.
SELECT COUNT(c1) AS total_rows FROM t1;
total_rows
3
SELECT COUNT(c1) AS null_rows FROM t1 WHERE c1 IS NULL;
null_rows
0
SELECT COUNT(c1) AS not_null_rows FROM t1 WHERE c1 IS NOT NULL;
not_null_rows
3
DROP TABLE t1;
CREATE TABLE t1(c1 TEXT(100) NULL);
PREPARE stmt1 FROM 'INSERT INTO t1 (c1) VALUES(?)';
SET @a=NULL;
EXECUTE stmt1 USING @a;
SET @a='';
EXECUTE stmt1 USING @a;
SET @a='x';
EXECUTE stmt1 USING @a;
SET @a='123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.';
EXECUTE stmt1 USING @a;
DEALLOCATE PREPARE stmt1;
SELECT * FROM t1;
c1
NULL
x
123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.
SELECT COUNT(c1) AS total_rows FROM t1;
total_rows
3
SELECT COUNT(c1) AS null_rows FROM t1 WHERE c1 IS NULL;
null_rows
0
SELECT COUNT(c1) AS not_null_rows FROM t1 WHERE c1 IS NOT NULL;
not_null_rows
3
PREPARE stmt1 FROM 'SELECT * FROM t1 WHERE c1 = ?';
SET @a=NULL;
EXECUTE stmt1 USING @a;
c1
SET @a='';
EXECUTE stmt1 USING @a;
c1
SET @a='x';
EXECUTE stmt1 USING @a;
c1
x
DEALLOCATE PREPARE stmt1;
PREPARE stmt1 FROM 'UPDATE t1 SET c1 = ? WHERE c1 = ?';
SET @a=NULL;
SET @b='a';
EXECUTE stmt1 USING @a,@b;
SET @a='';
SET @b='b';
EXECUTE stmt1 USING @a,@b;
SET @a='x';
SET @b='c';
EXECUTE stmt1 USING @a,@c;
DEALLOCATE PREPARE stmt1;
SELECT * FROM t1;
c1
NULL
x
123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.
SELECT COUNT(c1) AS total_rows FROM t1;
total_rows
3
SELECT COUNT(c1) AS null_rows FROM t1 WHERE c1 IS NULL;
null_rows
0
SELECT COUNT(c1) AS not_null_rows FROM t1 WHERE c1 IS NOT NULL;
not_null_rows
3
PREPARE stmt1 FROM 'DELETE FROM t1 WHERE c1 = ?';
SET @a='a';
EXECUTE stmt1 USING @a;
SET @a='b';
EXECUTE stmt1 USING @a;
SET @a='c';
EXECUTE stmt1 USING @a;
DEALLOCATE PREPARE stmt1;
SELECT * FROM t1;
c1
NULL
x
123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.123456789.
SELECT COUNT(c1) AS total_rows FROM t1;
total_rows
3
SELECT COUNT(c1) AS null_rows FROM t1 WHERE c1 IS NULL;
null_rows
0
SELECT COUNT(c1) AS not_null_rows FROM t1 WHERE c1 IS NOT NULL;
not_null_rows
3
DROP TABLE t1;
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