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Cleaned up SSL documentation

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Fixes for embedded server
Made key_cache more configurable
Fixed that one can change key blocksize in MyISAM
A lot of optimizations to make MyISAM slightly faster
This commit is contained in:
monty@hundin.mysql.fi
2001-10-02 05:53:00 +03:00
parent b5622e11dd
commit 880026ccf6
53 changed files with 793 additions and 611 deletions
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9
sql/item_cmpfunc.h
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@ -429,6 +429,7 @@ class Item_func_in :public Item_int_func
class Item_func_isnull :public Item_bool_func
{
enum Item_result internal_result_type;
public:
Item_func_isnull(Item *a) :Item_bool_func(a) {}
longlong val_int();
@ -437,6 +438,7 @@ public:
{
decimals=0; max_length=1; maybe_null=0;
Item_func_isnull::update_used_tables();
internal_result_type=args[0]->result_type();
}
const char *func_name() const { return "isnull"; }
/* Optimize case of not_null_column IS NULL */
@ -455,11 +457,16 @@ public:
class Item_func_isnotnull :public Item_bool_func
{
enum Item_result internal_result_type;
public:
Item_func_isnotnull(Item *a) :Item_bool_func(a) {}
longlong val_int();
enum Functype functype() const { return ISNOTNULL_FUNC; }
void fix_length_and_dec() { decimals=0; max_length=1; maybe_null=0; }
void fix_length_and_dec()
{
decimals=0; max_length=1; maybe_null=0;
internal_result_type=args[0]->result_type();
}
const char *func_name() const { return "isnotnull"; }
optimize_type select_optimize() const { return OPTIMIZE_NULL; }
};