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Merge with 5.2.

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no_error handling for select (used by INSERT ... SELECT) still needs to be fixed, but I will do that in a separate commit
This commit is contained in:
Michael Widenius
2011-12-11 11:34:44 +02:00
parent 3e2cb35e11 701c0f822a
commit 6d4224a31c
1166 changed files with 25635 additions and 15193 deletions
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41
sql/sql_trigger.h
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@@ -1,4 +1,5 @@
/* Copyright (C) 2004-2005 MySQL AB
/*
Copyright (c) 2004, 2011, Oracle and/or its affiliates.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
@@ -11,7 +12,8 @@
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
/**
@@ -62,6 +64,27 @@ class Table_triggers_list: public Sql_alloc
*/
GRANT_INFO subject_table_grants[TRG_EVENT_MAX][TRG_ACTION_MAX];
/**
This flag indicates that one of the triggers was not parsed successfully,
and as a precaution the object has entered a state where all trigger
access results in errors until all such triggers are dropped. It is not
safe to add triggers since we don't know if the broken trigger has the
same name or event type. Nor is it safe to invoke any trigger for the
aforementioned reasons. The only safe operations are drop_trigger and
drop_all_triggers.
@see Table_triggers_list::set_parse_error
*/
bool m_has_unparseable_trigger;
/**
This error will be displayed when the user tries to manipulate or invoke
triggers on a table that has broken triggers. It will get set only once
per statement and thus will contain the first parse error encountered in
the trigger file.
*/
char m_parse_error_message[MYSQL_ERRMSG_SIZE];
public:
/**
Field responsible for storing triggers definitions in file.
@@ -84,7 +107,7 @@ public:
/* End of character ser context. */
Table_triggers_list(TABLE *table_arg):
record1_field(0), trigger_table(table_arg)
record1_field(0), trigger_table(table_arg), m_has_unparseable_trigger(false)
{
bzero((char *)bodies, sizeof(bodies));
bzero((char *)trigger_fields, sizeof(trigger_fields));
@@ -140,6 +163,8 @@ public:
void mark_fields_used(trg_event_type event);
void set_parse_error_message(char *error_message);
friend class Item_trigger_field;
friend int sp_cache_routines_and_add_tables_for_triggers(THD *thd, LEX *lex,
TABLE_LIST *table);
@@ -155,6 +180,16 @@ private:
const char *new_db_name,
LEX_STRING *old_table_name,
LEX_STRING *new_table_name);
bool check_for_broken_triggers()
{
if (m_has_unparseable_trigger)
{
my_message(ER_PARSE_ERROR, m_parse_error_message, MYF(0));
return true;
}
return false;
}
};
extern const LEX_STRING trg_action_time_type_names[];