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Additional fix for bug #14445 (analyse.test fails)

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hf@deer.(none) 2005-11-01 16:14:26 +04:00
parent b98c93e0a8
commit f3502cd983
3 changed files with 18 additions and 6 deletions
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6
mysql-test/r/analyse.result
View file

@ -107,7 +107,7 @@ insert into t1 values(1.1);
insert into t1 values(2.2);
select * from t1 procedure analyse();
Field_name Min_value Max_value Min_length Max_length Empties_or_zeros Nulls Avg_value_or_avg_length Std Optimal_fieldtype
test.t1.df 1.1 2.2 8 8 0 0 1.650000000 0.55000 ENUM('1.1','2.2') NOT NULL
test.t1.df 1.1 2.2 13 13 0 0 1.65000 0.55000 ENUM('1.1','2.2') NOT NULL
drop table t1;
create table t1 (d double);
insert into t1 values (100000);
@ -138,6 +138,6 @@ insert into t2 values (1, 'USA'),(2,'India'), (3,'Finland');
select product, sum(profit),avg(profit) from t1 group by product with rollup procedure analyse();
Field_name Min_value Max_value Min_length Max_length Empties_or_zeros Nulls Avg_value_or_avg_length Std Optimal_fieldtype
test.t1.product Computer TV 2 8 0 0 4.2500 NULL ENUM('Computer','Phone','TV') NOT NULL
sum(profit) 10 6900 11 11 0 0 1946 2867.6719 ENUM('10','275','600','6900') NOT NULL
avg(profit) 10.000000000 1380.000000000 21 21 0 0 394.687500000 570.20033144 ENUM('10.0000','68.7500','120.0000','1380.0000') NOT NULL
sum(profit) 10 6900 11 11 0 0 1946.2500 2867.6719 ENUM('10','275','600','6900') NOT NULL
avg(profit) 10.0000 1380.0000 16 16 0 0 394.68750000 570.20033144 ENUM('10.0000','68.7500','120.0000','1380.0000') NOT NULL
drop table t1,t2;

1
mysql-test/t/disabled.def
View file

@ -16,3 +16,4 @@ rpl_until : Unstable test case, bug#12429
rpl_deadlock : Unstable test case, bug#12429
kill : Unstable test case, bug#9712
archive_gis : The test fails on 32bit Linux
user_var : Ramil should fix this soon

17
sql/sql_analyse.cc
View file

@ -466,7 +466,9 @@ void field_real::add()
void field_decimal::add()
{
/*TODO - remove rounding stuff after decimal_div returns proper frac */
my_decimal dec_buf, *dec= item->val_decimal(&dec_buf);
my_decimal rounded;
uint length;
TREE_ELEMENT *element;
@ -476,6 +478,9 @@ void field_decimal::add()
return;
}
my_decimal_round(E_DEC_FATAL_ERROR, dec, item->decimals, FALSE,&rounded);
dec= &rounded;
length= my_decimal_string_length(dec);
if (decimal_is_zero(dec))
@ -1021,10 +1026,16 @@ String *field_decimal::avg(String *s, ha_rows rows)
s->set((double) 0.0, 1,my_thd_charset);
return s;
}
my_decimal num, avg_val;
my_decimal num, avg_val, rounded_avg;
int prec_increment= current_thd->variables.div_precincrement;
int2my_decimal(E_DEC_FATAL_ERROR, rows - nulls, FALSE, &num);
my_decimal_div(E_DEC_FATAL_ERROR, &avg_val, sum+cur_sum, &num, 0);
my_decimal2string(E_DEC_FATAL_ERROR, &avg_val, 0, 0, '0', s);
my_decimal_div(E_DEC_FATAL_ERROR, &avg_val, sum+cur_sum, &num, prec_increment);
/* TODO remove this after decimal_div returns proper frac */
my_decimal_round(E_DEC_FATAL_ERROR, &avg_val,
min(sum[cur_sum].frac + prec_increment, DECIMAL_MAX_SCALE),
FALSE,&rounded_avg);
my_decimal2string(E_DEC_FATAL_ERROR, &rounded_avg, 0, 0, '0', s);
return s;
}