type_newdecimal.test

这是linux下运行的mysql软件包,可用于linux 下安装 php + mysql + apach 的网络配置

--disable_warnings
drop table if exists t1;
--enable_warnings
#
# constant IN function test
#
select 1.1 IN (1.0, 1.2);
select 1.1 IN (1.0, 1.2, 1.1, 1.4, 0.5);
select 1.1 IN (1.0, 1.2, NULL, 1.4, 0.5);
select 0.5 IN (1.0, 1.2, NULL, 1.4, 0.5);
select 1 IN (1.11, 1.2, 1.1, 1.4, 1, 0.5);
select 1 IN (1.11, 1.2, 1.1, 1.4, NULL, 0.5);

#
# case function test
#
select case 1.0 when 0.1 then "a" when 1.0 then "b" else "c" END;
select case 0.1 when 0.1 then "a" when 1.0 then "b" else "c" END;
select case 1 when 0.1 then "a" when 1.0 then "b" else "c" END;
select case 1.0 when 0.1 then "a" when 1 then "b" else "c" END;
select case 1.001 when 0.1 then "a" when 1 then "b" else "c" END;

#
# non constant IN test
#
create table t1 (a decimal(6,3));
insert into t1 values (1.0), (NULL), (0.1);
select * from t1;
select 0.1 in (1.0, 1.2, 1.1, a, 1.4, 0.5) from t1;
drop table t1;

#
# if function test
#
create table t1 select if(1, 1.1, 1.2), if(0, 1.1, 1.2), if(0.1, 1.1, 1.2), if(0, 1, 1.1), if(0, NULL, 1.2), if(1, 0.22e1, 1.1), if(1E0, 1.1, 1.2);
select * from t1;
show create table t1;
drop table t1;

#
# NULLIF
#
create table t1 select nullif(1.1, 1.1), nullif(1.1, 1.2), nullif(1.1, 0.11e1), nullif(1.0, 1), nullif(1, 1.0), nullif(1, 1.1);
select * from t1;
show create table t1;
drop table t1;

#
# saving in decimal field with overflow
#

create table t1 (a decimal(4,2));
insert into t1 value (10000), (1.1e10), ("11111"), (100000.1);
insert into t1 value (-10000), (-1.1e10), ("-11111"), (-100000.1);
select a from t1;
drop table t1;
create table t1 (a decimal(4,2) unsigned);
insert into t1 value (10000), (1.1e10), ("11111"), (100000.1);
insert into t1 value (-10000), (-1.1e10), ("-11111"), (-100000.1);
select a from t1;
drop table t1;


#
# saving in field with overflow from decimal
#
create table t1 (a bigint);
insert into t1 values (18446744073709551615.0);
insert into t1 values (9223372036854775808.0);
insert into t1 values (-18446744073709551615.0);
select * from t1;
drop table t1;
create table t1 (a bigint unsigned);
insert into t1 values (18446744073709551615.0);
insert into t1 values (9223372036854775808.0);
insert into t1 values (9999999999999999999999999.000);
insert into t1 values (-1.0);
select * from t1;
drop table t1;
create table t1 (a tinyint);
insert into t1 values (18446744073709551615.0);
insert into t1 values (9223372036854775808.0);
select * from t1;
drop table t1;

#
# test that functions create decimal fields
#
create table t1 select round(15.4,-1), truncate(-5678.123451,-3), abs(-1.1), -(-1.1);
show create table t1;
drop table t1;

#
# Trydy's tests
#
set session sql_mode='traditional';
select 1e10/0e0;
create table wl1612 (col1 int, col2 decimal(38,10), col3 numeric(38,10));
insert into wl1612 values(1,12345678901234567890.1234567890,12345678901234567890.1234567890);
select * from wl1612;
insert into wl1612 values(2,01234567890123456789.0123456789,01234567890123456789.0123456789);
select * from wl1612 where col1=2;
insert into wl1612 values(3,1234567890123456789012345678.0123456789,1234567890123456789012345678.0123456789);
select * from wl1612 where col1=3;

select col1/0 from wl1612;
select col2/0 from wl1612;
select col3/0 from wl1612;

insert into wl1612 values(5,5000.0005,5000.0005);
insert into wl1612 values(6,5000.0005,5000.0005);
select sum(col2),sum(col3) from wl1612;
#select avg(col2),avg(col3) from wl1612;

insert into wl1612 values(7,500000.000005,500000.000005);
insert into wl1612 values(8,500000.000005,500000.000005);
select sum(col2),sum(col3) from wl1612 where col1>4;
#select avg(col2),avg(col3) from wl1612 where col1>4;

#insert into wl1612 (col1,col2) values(9,123456789012345678901234567890);
#insert into wl1612 (col1,col3) values(9,123456789012345678901234567890);

insert into wl1612 (col1, col2) values(9,1.01234567891);
insert into wl1612 (col1, col2) values(10,1.01234567894);
insert into wl1612 (col1, col2) values(11,1.01234567895);
insert into wl1612 (col1, col2) values(12,1.01234567896);
select col1,col2 from wl1612 where col1>8;

insert into wl1612 (col1, col3) values(13,1.01234567891);
insert into wl1612 (col1, col3) values(14,1.01234567894);
insert into wl1612 (col1, col3) values(15,1.01234567895);
insert into wl1612 (col1, col3) values(16,1.01234567896);
select col1,col3 from wl1612 where col1>12;

select col1 from wl1612 where col1>4 and col2=1.01234567891;
#-- should return 0 rows
#
select col1 from wl1612 where col1>4 and col2=1.0123456789;
#-- should return col1 values 9 & 10
#
select col1 from wl1612 where col1>4 and col2<>1.0123456789;
#-- should return col1 values 5,6,7,8,11,12
#
select col1 from wl1612 where col1>4 and col2<1.0123456789;
#-- should return 0 rows
#
select col1 from wl1612 where col1>4 and col2<=1.0123456789;
#-- should return col1 values 9 & 10
#
select col1 from wl1612 where col1>4 and col2>1.0123456789;
#-- should return col1 values 5,6,7,8,11,12
#
select col1 from wl1612 where col1>4 and col2>=1.0123456789;
#-- should return col1 values 5,6,7,8,910,11,12
#
#select col1, col2 from wl1612 where col1=11 or col1=12;
select col1 from wl1612 where col1>4 and col2=1.012345679;
#-- should return col1 values 11,12
#
select col1 from wl1612 where col1>4 and col2<>1.012345679;
#-- should return col1 values 5,6,7,8,9,10
#
select col1 from wl1612 where col1>4 and col3=1.01234567891;
#-- should return 0 rows
#
select col1 from wl1612 where col1>4 and col3=1.0123456789;
#-- should return col1 values 13,14
#
select col1 from wl1612 where col1>4 and col3<>1.0123456789;
#-- should return col1 values 5,6,7,8,15,16
#
select col1 from wl1612 where col1>4 and col3<1.0123456789;
#-- should return 0 rows
#
select col1 from wl1612 where col1>4 and col3<=1.0123456789;
#-- should return col1 values 13,14
#
select col1 from wl1612 where col1>4 and col3>1.0123456789;
#-- should return col1 values 5,6,7,8,15,16
#
select col1 from wl1612 where col1>4 and col3>=1.0123456789;
#-- should return col1 values 5,6,7,8,13,14,15,16
#
select col1 from wl1612 where col1>4 and col3=1.012345679;
#-- should return col1 values 15,16
#
select col1 from wl1612 where col1>4 and col3<>1.012345679;
#-- should return col1 values 5,6,7,8,13,14
#
drop table wl1612;
#
select 1/3;
#
select 0.8=0.7+0.1;
#-- should return 1 (true)
#
select 0.7+0.1;
#
create table wl1612_1 (col1 int);
insert into wl1612_1 values(10);
#
select * from wl1612_1 where 0.8=0.7+0.1;
#--should return 1 row (col1=10)
#
select 0.07+0.07 from wl1612_1;
#
select 0.07-0.07 from wl1612_1;
#
select 0.07*0.07 from wl1612_1;
#
select 0.07/0.07 from wl1612_1;
#
drop table wl1612_1;
#
create table wl1612_2 (col1 decimal(10,2), col2 numeric(10,2));
insert into wl1612_2 values(1,1);
insert into wl1612_2 values(+1,+1);
insert into wl1612_2 values(+01,+01);
insert into wl1612_2 values(+001,+001);
#
select col1,count(*) from wl1612_2 group by col1;
#
select col2,count(*) from wl1612_2 group by col2;
#
drop table wl1612_2;
#
create table wl1612_3 (col1 decimal(10,2), col2 numeric(10,2));
insert into wl1612_3 values('1','1');
insert into wl1612_3 values('+1','+1');
#
insert into wl1612_3 values('+01','+01');
insert into wl1612_3 values('+001','+001');
#
select col1,count(*) from wl1612_3 group by col1;
#
select col2,count(*) from wl1612_3 group by col2;
#
drop table wl1612_3;
#
select mod(234,10) ;
#-- should return 4
#
select mod(234.567,10.555);
#-- should return 2.357
#
select mod(-234.567,10.555);
#-- should return -2.357
#
select mod(234.567,-10.555);
#-- should return 2.357
#
select round(15.1);
#-- should return 15
#
select round(15.4);
#-- should return 15
#
select round(15.5);
#-- should return 16
#
select round(15.6);
#-- should return 16
#
select round(15.9);
#-- should return 16
#
select round(-15.1);
#-- should return -15
#
select round(-15.4);
#-- should return -15
#
select round(-15.5);
#-- should return -16
#
select round(-15.6);
#-- should return -16
#
select round(-15.9);
#-- should return -16
#
select round(15.1,1);
#-- should return 15.1
#
select round(15.4,1);
#-- should return 15.4
#
select round(15.5,1);
#-- should return 15.5
#
select round(15.6,1);
#-- should return 15.6
#
select round(15.9,1);
#-- should return 15.9
#
select round(-15.1,1);
#-- should return -15.1
#
select round(-15.4,1);
#-- should return -15.4
#
select round(-15.5,1);
#-- should return -15.5
#
select round(-15.6,1);
#-- should return -15.6
#
select round(-15.9,1);
#-- should return -15.9
#
select round(15.1,0);
#-- should return 15
#
select round(15.4,0);
#-- should return 15
#
select round(15.5,0);
#-- should return 16
#
select round(15.6,0);
#-- should return 16
#
select round(15.9,0);
#-- should return 16
#
select round(-15.1,0);
#-- should return -15
#
select round(-15.4,0);
#-- should return -15
#
select round(-15.5,0);
#-- should return -16
#
select round(-15.6,0);
#-- should return -16
#
select round(-15.9,0);
#-- should return -16
#
select round(15.1,-1);
#-- should return 20
#
select round(15.4,-1);
#-- should return 20
#
select round(15.5,-1);
#-- should return 20
#
select round(15.6,-1);
#-- should return 20
#
select round(15.9,-1);
#-- should return 20
#
select round(-15.1,-1);
#-- should return -20
#
select round(-15.4,-1);
#-- should return -20
#
select round(-15.5,-1);
#-- should return -20
#
select round(-15.6,-1);
#-- should return -20
#
select round(-15.91,-1);
#-- should return -20
#
select truncate(5678.123451,0);
#-- should return 5678
#
select truncate(5678.123451,1);
#-- should return 5678.1
#
select truncate(5678.123451,2);
#-- should return 5678.12
#
select truncate(5678.123451,3);
#-- should return 5678.123
#
select truncate(5678.123451,4);
#-- should return 5678.1234
#
select truncate(5678.123451,5);
#-- should return 5678.12345
#
select truncate(5678.123451,6);
#-- should return 5678.123451
#
select truncate(5678.123451,-1);
#-- should return 5670
#
select truncate(5678.123451,-2);
#-- should return 5600
#
select truncate(5678.123451,-3);
#-- should return 5000
#
select truncate(5678.123451,-4);
#-- should return 0
#
select truncate(-5678.123451,0);
#-- should return -5678
#
select truncate(-5678.123451,1);
#-- should return -5678.1
#
select truncate(-5678.123451,2);
#-- should return -5678.12
#
select truncate(-5678.123451,3);
#-- should return -5678.123
#
select truncate(-5678.123451,4);
#-- should return -5678.1234
#
select truncate(-5678.123451,5);
#-- should return -5678.12345
#
select truncate(-5678.123451,6);
#-- should return -5678.123451
#
select truncate(-5678.123451,-1);
#-- should return -5670
#
select truncate(-5678.123451,-2);
#-- should return -5600
#
select truncate(-5678.123451,-3);
#-- should return -5000
#
select truncate(-5678.123451,-4);
#-- should return 0
#
#drop table if exists wl1612_4;
create table wl1612_4 (col1 int, col2 decimal(30,25), col3 numeric(30,25));
#
insert into wl1612_4 values(1,0.0123456789012345678912345,0.0123456789012345678912345);
#
select col2/9999999999 from wl1612_4 where col1=1;
#
select col3/9999999999 from wl1612_4 where col1=1;
#
select 9999999999/col2 from wl1612_4 where col1=1;
#
select 9999999999/col3 from wl1612_4 where col1=1;
#
select col2*9999999999 from wl1612_4 where col1=1;
#
select col3*9999999999 from wl1612_4 where col1=1;
#
insert into wl1612_4 values(2,55555.0123456789012345678912345,55555.0123456789012345678912345);
#
select col2/9999999999 from wl1612_4 where col1=2;
#
select col3/9999999999 from wl1612_4 where col1=2;
#
select 9999999999/col2 from wl1612_4 where col1=2;
#
select 9999999999/col3 from wl1612_4 where col1=2;
#
select col2*9999999999 from wl1612_4 where col1=2;
#
select col3*9999999999 from wl1612_4 where col1=2;
#
drop table wl1612_4;
#
#
#
#
#-- Additional tests for WL#1612 Precision math
#
#-- Comparisons should show that a number is
#-- exactly equal to its value as displayed.
#
set sql_mode='';
#
select 23.4 + (-41.7), 23.4 - (41.7) = -18.3;
#
select -18.3=-18.3;
#
select 18.3=18.3;
#
select -18.3=18.3;
#
select 0.8 = 0.7 + 0.1;

#
#-- It should be possible to define a column
#-- with up to 38 digits precision either before
#-- or after the decimal point. Any number which
#-- is inserted, if it's within the range, should
#-- be exactly the same as the number that gets
#-- selected.
#
drop table if exists t1;
#
create table t1 (col1 decimal(38));
#
insert into t1 values (12345678901234567890123456789012345678);
#
select * from t1;
#-- should return:
#+----------------------------------------+
#| col1                                   |
#+----------------------------------------+
#| 12345678901234567890123456789012345678 |
#+----------------------------------------+
#
#drop table t1;
#
#create table t1 (col1 decimal(38,38));
#
#insert into t1 values (.12345678901234567890123456789012345678);
#
#select * from t1;
#-- should return:
#+------------------------------------------+
#| col1                                     |
#+------------------------------------------+
#| 0.12345678901234567890123456789012345678 |
#+------------------------------------------+
#
drop table t1;
#
create table t1 (col1 decimal(31,30));
#
insert into t1 values (0.00000000001);
#
select * from t1;
#-- should return:
#+---------------+
#|col1           |
#+---------------+
#| 0.00000000001 |
#+---------------+
#
drop table t1;
#
#-- The usual arithmetic operators / * + - should work.
#
#select 77777777777777777777777777777777777777 / 7777777777777777777777777777777777777 = 10;
#-- should return 0 (false).
#
select 7777777777777777777777777777777777777 * 10;
#-- should return 77777777777777777777777777777777777770