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| author | Oleksandr Byelkin <sanja@mariadb.com> | 2020-08-03 13:41:29 +0200 |
|---|---|---|
| committer | Oleksandr Byelkin <sanja@mariadb.com> | 2020-08-03 13:41:29 +0200 |
| commit | c32f71af7e4b747de223bf6b44e691941f5997cf (patch) | |
| tree | 03270b9a849e165f1c8605102ee06bced2331477 /sql/item_sum.cc | |
| parent | 4d41f316c3c1c05fdd35cbdc1b626d596b89af40 (diff) | |
| parent | 555c6632c69d707cc1641ef396e7b66a65f14bdc (diff) | |
| download | mariadb-git-c32f71af7e4b747de223bf6b44e691941f5997cf.tar.gz | |
Merge branch '10.2' into 10.3
Diffstat (limited to 'sql/item_sum.cc')
| -rw-r--r-- | sql/item_sum.cc | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/sql/item_sum.cc b/sql/item_sum.cc index 8283ccd562d..b276387e745 100644 --- a/sql/item_sum.cc +++ b/sql/item_sum.cc @@ -705,7 +705,7 @@ int Aggregator_distinct::composite_key_cmp(void* arg, uchar* key1, uchar* key2) C_MODE_START -/* Declarations for auxilary C-callbacks */ +/* Declarations for auxiliary C-callbacks */ int simple_raw_key_cmp(void* arg, const void* key1, const void* key2) { @@ -737,7 +737,7 @@ C_MODE_END @param thd Thread descriptor @return status @retval FALSE success - @retval TRUE faliure + @retval TRUE failure Prepares Aggregator_distinct to process the incoming stream. Creates the temporary table and the Unique class if needed. @@ -1944,7 +1944,7 @@ void Item_sum_count::cleanup() /* - Avgerage + Average */ void Item_sum_avg::fix_length_and_dec_decimal() @@ -2214,7 +2214,7 @@ bool Item_sum_variance::fix_length_and_dec() /* According to the SQL2003 standard (Part 2, Foundations; sec 10.9, aggregate function; paragraph 7h of Syntax Rules), "the declared - type of the result is an implementation-defined aproximate numeric + type of the result is an implementation-defined approximate numeric type. */ if (args[0]->type_handler()->Item_sum_variance_fix_length_and_dec(this)) @@ -2288,7 +2288,7 @@ double Item_sum_variance::val_real() is one or zero. If it's zero, i.e. a population variance, then we only set nullness when the count is zero. - Another way to read it is that 'sample' is the numerical threshhold, at and + Another way to read it is that 'sample' is the numerical threshold, at and below which a 'count' number of items is called NULL. */ DBUG_ASSERT((sample == 0) || (sample == 1)); @@ -4171,7 +4171,7 @@ bool Item_func_group_concat::setup(THD *thd) { /* Force the create_tmp_table() to convert BIT columns to INT - as we cannot compare two table records containg BIT fields + as we cannot compare two table records containing BIT fields stored in the the tree used for distinct/order by. Moreover we don't even save in the tree record null bits where BIT fields store parts of their data. |