2
# Test of cast function
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select CAST(1-2 AS UNSIGNED);
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select CAST(CAST(1-2 AS UNSIGNED) AS SIGNED INTEGER);
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select CAST('10 ' as integer);
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select cast(-5 as) | 1, cast(-5 as) & -1;
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select cast(-5 as) -1, cast(-5 as) + 1;
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select ~5, cast(~5 as signed);
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explain extended select ~5, cast(~5 as signed);
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select cast(5 as) -6.0;
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select cast(NULL as signed), cast(1/0 as signed);
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# Bug #28250: Run-Time Check Failure #3 - The variable 'value' is being used
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# The following line causes Run-Time Check Failure on
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# binaries built with Visual C++ 2005
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select cast(NULL as), cast(1/0 as);
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select cast("A" as binary) = "a", cast(BINARY "a" as CHAR) = "A";
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select cast("2001-1-1" as DATE), cast("2001-1-1" as DATETIME);
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select cast("1:2:3" as TIME);
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select CONVERT("2004-01-22 21:45:33",DATE);
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# The following cast creates warnings
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select CONVERT(DATE "2004-01-22 21:45:33" USING latin1);
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select CONVERT(DATE "2004-01-22 21:45:33",CHAR);
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select CONVERT(DATE "2004-01-22 21:45:33",CHAR(4));
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select CONVERT(DATE "2004-01-22 21:45:33",BINARY(4));
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select CAST(DATE "2004-01-22 21:45:33" AS BINARY(4));
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select CAST(0xb3 as signed);
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select CAST(0x8fffffffffffffff as signed);
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select CAST(0xffffffffffffffff as);
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select CAST(0xfffffffffffffffe as signed);
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select cast('-10a' as signed integer);
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select cast('a10' as integer);
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select 10.0+cast('a' as decimal);
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select cast('18446744073709551616' as);
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select cast('18446744073709551616' as signed);
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select cast('9223372036854775809' as signed);
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select cast('abc' as signed);
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select cast('1a' as signed);
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select cast('' as signed);
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# Character set conversion
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select cast(_latin1'test' as char character set latin2);
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select cast(_koi8r'����' as char character set cp1251);
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create table t1 select cast(_koi8r'����' as char character set cp1251) as t;
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# CAST to CHAR with/without length
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cast(_latin1'ab' AS char) as c1,
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cast(_latin1'a ' AS char) as c2,
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cast(_latin1'abc' AS char(2)) as c3,
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cast(_latin1'a ' AS char(2)) as c4,
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hex(cast(_latin1'a' AS char(2))) as c5;
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select cast(1000 as CHAR(3));
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create table t1 select
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cast(_latin1'ab' AS char) as c1,
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cast(_latin1'a ' AS char) as c2,
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cast(_latin1'abc' AS char(2)) as c3,
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cast(_latin1'a ' AS char(2)) as c4,
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cast(_latin1'a' AS char(2)) as c5;
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select c1,c2,c3,c4,hex(c5) from t1;
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# CAST to NCHAR with/without length
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cast(_koi8r'��' AS nchar) as c1,
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cast(_koi8r'� ' AS nchar) as c2,
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cast(_koi8r'���' AS nchar(2)) as c3,
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cast(_koi8r'� ' AS nchar(2)) as c4,
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cast(_koi8r'�' AS nchar(2)) as c5;
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create table t1 select
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cast(_koi8r'��' AS nchar) as c1,
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cast(_koi8r'� ' AS nchar) as c2,
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cast(_koi8r'���' AS nchar(2)) as c3,
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cast(_koi8r'� ' AS nchar(2)) as c4,
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cast(_koi8r'�' AS nchar(2)) as c5;
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show create table t1;
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# CAST from BINARY to non-BINARY and from non-BINARY to BINARY
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create table t1 (a binary(4), b char(4) character set koi8r);
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insert into t1 values (_binary'����',_binary'����');
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select a,b,cast(a as char character set cp1251),cast(b as binary) from t1;
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select a,b,cast(a as char character set cp1251),cast(b as binary) from t1;
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select a,b,cast(a as char character set cp1251),cast(b as binary) from t1;
121
# The following should be fixed in 4.1
124
select cast("2001-1-1" as date) = "2001-01-01";
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select cast("2001-1-1" as datetime) = "2001-01-01 00:00:00";
126
select cast("1:2:3" as TIME) = "1:02:03";
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select cast(NULL as DATE);
128
select cast(NULL as BINARY);
131
# Bug #5228 ORDER BY CAST(enumcol) sorts incorrectly under certain conditions
133
CREATE TABLE t1 (a enum ('aac','aab','aaa') not null);
134
INSERT INTO t1 VALUES ('aaa'),('aab'),('aac');
135
# these two should be in enum order
136
SELECT a, CAST(a AS CHAR) FROM t1 ORDER BY CAST(a AS UNSIGNED) ;
137
SELECT a, CAST(a AS CHAR(3)) FROM t1 ORDER BY CAST(a AS CHAR(2)), a;
138
# these two should be in alphabetic order
139
SELECT a, CAST(a AS UNSIGNED) FROM t1 ORDER BY CAST(a AS CHAR) ;
140
SELECT a, CAST(a AS CHAR(2)) FROM t1 ORDER BY CAST(a AS CHAR(3)), a;
144
# Test for bug #6914 "Problems using time()/date() output in expressions".
145
# When we are casting datetime value to DATE/TIME we should throw away
146
# time/date parts (correspondingly).
148
select date_add(cast('2004-12-30 12:00:00' as date), interval 0 hour);
149
select timediff(cast('2004-12-30 12:00:00' as time), '12:00:00');
150
# Still we should not throw away "days" part of time value
151
select timediff(cast('1 12:00:00' as time), '12:00:00');
154
# Bug #7036: Casting from string to would cap value of result at
155
# maximum signed value instead of maximum value
157
select cast(18446744073709551615 as);
158
select cast(18446744073709551615 as signed);
159
select cast('18446744073709551615' as);
160
select cast('18446744073709551615' as signed);
161
select cast('9223372036854775807' as signed);
163
select cast(concat('184467440','73709551615') as);
164
select cast(concat('184467440','73709551615') as signed);
166
select cast(repeat('1',20) as);
167
select cast(repeat('1',20) as signed);
170
# Bug #13344: cast of large decimal to signed int not handled correctly
172
select cast(1.0e+300 as signed int);
175
# Bugs: #15098: CAST(column double TO signed int), wrong result
177
CREATE TABLE t1 (f1 double);
178
INSERT INTO t1 SET f1 = -1.0e+30 ;
179
INSERT INTO t1 SET f1 = +1.0e+30 ;
180
SELECT f1 AS double_val, CAST(f1 AS SIGNED INT) AS cast_val FROM t1;
184
# Bug #23938: cast(NULL as DATE)
187
select isnull(date(NULL)), isnull(cast(NULL as DATE));
190
# Bug#23656: Wrong result of CAST from DATE to int
192
SELECT CAST(cast('01-01-01' as date) AS UNSIGNED);
193
SELECT CAST(cast('01-01-01' as date) AS SIGNED);
195
--echo End of 4.1 tests
198
#decimal-related additions
199
select cast('1.2' as decimal(3,2));
200
select 1e18 * cast('1.2' as decimal(3,2));
201
select cast(cast('1.2' as decimal(3,2)) as signed);
203
select cast(@v1 as decimal(22, 2));
204
select cast(-1e18 as decimal(22,2));
206
create table t1(s1 time);
207
insert into t1 values ('11:11:11');
208
select cast(s1 as decimal(7,2)) from t1;
212
# Test for bug #11283: field conversion from varchar, and text types to decimal
215
CREATE TABLE t1 (v varchar(10), tt tinytext, t text,
216
mt mediumtext, lt longtext);
217
INSERT INTO t1 VALUES ('1.01', '2.02', '3.03', '4.04', '5.05');
219
SELECT CAST(v AS DECIMAL), CAST(tt AS DECIMAL), CAST(t AS DECIMAL),
220
CAST(mt AS DECIMAL), CAST(lt AS DECIMAL) from t1;
225
# Bug #10237 (CAST(NULL DECIMAL) crashes server)
227
select cast(NULL as decimal(6)) as t1;
231
# Bug #17903: cast to char results in binary
234
select hex(cast('a' as char(2) binary));
235
select hex(cast('a' as binary(2)));
236
select hex(cast('a' as char(2) binary));
239
# Bug#29898: Item_date_typecast::val_int doesn't reset the null_value flag.
241
CREATE TABLE t1 (d1 datetime);
242
INSERT INTO t1(d1) VALUES ('2007-07-19 08:30:00'), (NULL),
243
('2007-07-19 08:34:00'), (NULL), ('2007-07-19 08:36:00');
244
SELECT cast(date(d1) as signed) FROM t1;
248
# Bug #31990: MINUTE() and SECOND() return bogus results when used on a DATE
251
# Show that HH:MM:SS of a DATE are 0, and that it's the same for columns
252
# and typecasts (NULL in, NULL out).
253
CREATE TABLE t1 (f1 DATE);
254
INSERT INTO t1 VALUES ('2007-07-19'), (NULL);
258
SELECT HOUR(CAST('2007-07-19' AS DATE)),
259
MINUTE(CAST('2007-07-19' AS DATE)),
260
SECOND(CAST('2007-07-19' AS DATE));
261
SELECT HOUR(CAST(NULL AS DATE)),
262
MINUTE(CAST(NULL AS DATE)),
263
SECOND(CAST(NULL AS DATE));
269
--echo End of 5.0 tests