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Merging 4.1 -> 5.0

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This commit is contained in:
pem@mysql.com
2003-09-24 11:29:38 +02:00
parent efd94f5ba9 b8e4dc03d8
commit 8d884c02bb
127 changed files with 8770 additions and 1094 deletions
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37
sql/sql_class.h
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@ -26,6 +26,8 @@
class Query_log_event;
class Load_log_event;
class Slave_log_event;
class sp_rcontext;
class sp_cache;
enum enum_enable_or_disable { LEAVE_AS_IS, ENABLE, DISABLE };
enum enum_ha_read_modes { RFIRST, RNEXT, RPREV, RLAST, RKEY };
@ -432,7 +434,8 @@ public:
struct st_mysql_bind *client_params;
#endif
NET net; // client connection descriptor
LEX lex; // parse tree descriptor
LEX main_lex;
LEX *lex; // parse tree descriptor
MEM_ROOT mem_root; // 1 command-life memory pool
MEM_ROOT con_root; // connection-life memory
MEM_ROOT warn_root; // For warnings and errors
@ -579,11 +582,26 @@ public:
bool query_start_used,last_insert_id_used,insert_id_used,rand_used;
bool system_thread,in_lock_tables,global_read_lock;
bool query_error, bootstrap, cleanup_done;
bool volatile killed;
enum killed_state { NOT_KILLED=0, KILL_CONNECTION=ER_SERVER_SHUTDOWN, KILL_QUERY=ER_QUERY_INTERRUPTED };
killed_state volatile killed;
inline int killed_errno() const
{
return killed;
}
inline void send_kill_message() const
{
my_error(killed_errno(), MYF(0));
}
bool prepare_command;
bool tmp_table_used;
bool charset_is_system_charset, charset_is_collation_connection;
sp_rcontext *spcont; // SP runtime context
sp_cache *sp_proc_cache;
sp_cache *sp_func_cache;
/*
If we do a purge of binary logs, log index info of the threads
that are currently reading it needs to be adjusted. To do that
@ -621,7 +639,7 @@ public:
}
void close_active_vio();
#endif
void awake(bool prepare_to_die);
void awake(THD::killed_state state_to_set);
inline const char* enter_cond(pthread_cond_t *cond, pthread_mutex_t* mutex,
const char* msg)
{
@ -1100,13 +1118,22 @@ public:
bool send_eof();
};
class my_var : public Sql_alloc {
public:
LEX_STRING s;
bool local;
uint offset;
my_var (LEX_STRING& j, bool i, uint o) : s(j), local(i), offset(o) {}
~my_var() {}
};
class select_dumpvar :public select_result {
ha_rows row_count;
public:
List<LEX_STRING> var_list;
List<my_var> var_list;
List<Item_func_set_user_var> vars;
select_dumpvar(void) { var_list.empty(); vars.empty(); row_count=0;}
List<Item_splocal> local_vars;
select_dumpvar(void) { var_list.empty(); local_vars.empty(); vars.empty(); row_count=0;}
~select_dumpvar() {}
int prepare(List<Item> &list, SELECT_LEX_UNIT *u);
bool send_fields(List<Item> &list, uint flag) {return 0;}