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after-review fixes

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This commit is contained in:
konstantin@oak.local
2003-12-04 22:08:26 +03:00
parent f2377c4dc9
commit b6a9ba5b45
2 changed files with 32 additions and 26 deletions
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28
sql/sql_class.h
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@ -454,22 +454,22 @@ public:
LEX main_lex;
public:
/*
Uniquely identifies each statement object in scope of thread.
Can't be const at the moment because of substitute() method
Uniquely identifies each statement object in thread scope; change during
statement lifetime.
*/
/* const */ ulong id;
ulong id;
/*
Id of current query. Statement can be reused to execute several queries
Id of current query. Statement can be reused to execute several queries.
query_id is global in context of the whole MySQL server.
ID is automatically generated from mutex-protected counter.
Id is automatically generated from mutex-protected counter.
It's used in handler code for various purposes: to check which columns
from table are necessary for this select, to check if it's necessary to
update auto-updatable fields (like auto_increment and timestamp).
*/
ulong query_id;
/*
- if set_query_id=1, we set field->query_id for all fields. In that case
- if set_query_id == 1, we set field->query_id for all fields. In that case
field list can not contain duplicates.
*/
bool set_query_id;
@ -487,8 +487,8 @@ public:
*/
bool allow_sum_func;
/*
Type of current query: COM_PREPARE, COM_QUERY, etc. Set from
first byte of the packet in do_command()
Type of current query: COM_PREPARE, COM_QUERY, etc. Set from the
first byte of the incoming packet in do_command()
*/
enum enum_server_command command;
@ -508,6 +508,10 @@ public:
MEM_ROOT mem_root;
protected:
/*
This constructor is called when statement is a subobject of THD:
some variables are initialized in THD::init due to locking problems
*/
Statement();
public:
Statement(THD *thd);
@ -529,7 +533,7 @@ public:
{
return my_hash_insert(&st_hash, (byte *) statement);
}
Statement *seek(ulonglong id)
Statement *seek(ulong id)
{
return (Statement *) hash_search(&st_hash, (byte *) &id, sizeof(id));
}
@ -685,6 +689,12 @@ public:
USER_CONN *user_connect;
CHARSET_INFO *db_charset;
List<TABLE> temporary_tables_should_be_free; // list of temporary tables
/*
FIXME: this, and some other variables like 'count_cuted_fields'
maybe should be statement/cursor local, that is, moved to Statement
class. With current implementation warnings produced in each prepared
statement/ cursor settle here.
*/
List <MYSQL_ERROR> warn_list;
uint warn_count[(uint) MYSQL_ERROR::WARN_LEVEL_END];
uint total_warn_count;