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merge 5.1-> 5.2

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unknown
2009-12-08 23:47:54 +02:00
parent e4e1ae0d13 27f4f67bd2
commit 08e4635fba
980 changed files with 60279 additions and 39958 deletions
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135
sql/sql_table.cc
View File

@ -70,15 +70,21 @@ static void wait_for_kill_signal(THD *thd)
/**
@brief Helper function for explain_filename
@param thd Thread handle
@param to_p Explained name in system_charset_info
@param end_p End of the to_p buffer
@param name Name to be converted
@param name_len Length of the name, in bytes
*/
static char* add_identifier(char *to_p, const char * end_p,
const char* name, uint name_len, bool add_quotes)
static char* add_identifier(THD* thd, char *to_p, const char * end_p,
const char* name, uint name_len)
{
uint res;
uint errors;
const char *conv_name;
char tmp_name[FN_REFLEN];
char conv_string[FN_REFLEN];
int quote;
DBUG_ENTER("add_identifier");
if (!name[name_len])
@ -102,19 +108,21 @@ static char* add_identifier(char *to_p, const char * end_p,
conv_name= conv_string;
}
if (add_quotes && (end_p - to_p > 2))
quote = thd ? get_quote_char_for_identifier(thd, conv_name, res - 1) : '"';
if (quote != EOF && (end_p - to_p > 2))
{
*(to_p++)= '`';
*(to_p++)= (char) quote;
while (*conv_name && (end_p - to_p - 1) > 0)
{
uint length= my_mbcharlen(system_charset_info, *conv_name);
if (!length)
length= 1;
if (length == 1 && *conv_name == '`')
if (length == 1 && *conv_name == (char) quote)
{
if ((end_p - to_p) < 3)
break;
*(to_p++)= '`';
*(to_p++)= (char) quote;
*(to_p++)= *(conv_name++);
}
else if (((long) length) < (end_p - to_p))
@ -125,7 +133,11 @@ static char* add_identifier(char *to_p, const char * end_p,
else
break; /* string already filled */
}
to_p= strnmov(to_p, "`", end_p - to_p);
if (end_p > to_p) {
*(to_p++)= (char) quote;
if (end_p > to_p)
*to_p= 0; /* terminate by NUL, but do not include it in the count */
}
}
else
to_p= strnmov(to_p, conv_name, end_p - to_p);
@ -145,6 +157,7 @@ static char* add_identifier(char *to_p, const char * end_p,
diagnostic, error etc. when it would be useful to know what a particular
file [and directory] means. Such as SHOW ENGINE STATUS, error messages etc.
@param thd Thread handle
@param from Path name in my_charset_filename
Null terminated in my_charset_filename, normalized
to use '/' as directory separation character.
@ -161,13 +174,12 @@ static char* add_identifier(char *to_p, const char * end_p,
[,[ Temporary| Renamed] Partition `p`
[, Subpartition `sp`]] *|
(| is really a /, and it is all in one line)
EXPLAIN_PARTITIONS_AS_COMMENT_NO_QUOTING ->
same as above but no quotes are added.
@retval Length of returned string
*/
uint explain_filename(const char *from,
uint explain_filename(THD* thd,
const char *from,
char *to,
uint to_length,
enum_explain_filename_mode explain_mode)
@ -281,14 +293,12 @@ uint explain_filename(const char *from,
{
to_p= strnmov(to_p, ER(ER_DATABASE_NAME), end_p - to_p);
*(to_p++)= ' ';
to_p= add_identifier(to_p, end_p, db_name, db_name_len, 1);
to_p= add_identifier(thd, to_p, end_p, db_name, db_name_len);
to_p= strnmov(to_p, ", ", end_p - to_p);
}
else
{
to_p= add_identifier(to_p, end_p, db_name, db_name_len,
(explain_mode !=
EXPLAIN_PARTITIONS_AS_COMMENT_NO_QUOTING));
to_p= add_identifier(thd, to_p, end_p, db_name, db_name_len);
to_p= strnmov(to_p, ".", end_p - to_p);
}
}
@ -296,16 +306,13 @@ uint explain_filename(const char *from,
{
to_p= strnmov(to_p, ER(ER_TABLE_NAME), end_p - to_p);
*(to_p++)= ' ';
to_p= add_identifier(to_p, end_p, table_name, table_name_len, 1);
to_p= add_identifier(thd, to_p, end_p, table_name, table_name_len);
}
else
to_p= add_identifier(to_p, end_p, table_name, table_name_len,
(explain_mode !=
EXPLAIN_PARTITIONS_AS_COMMENT_NO_QUOTING));
to_p= add_identifier(thd, to_p, end_p, table_name, table_name_len);
if (part_name)
{
if (explain_mode == EXPLAIN_PARTITIONS_AS_COMMENT ||
explain_mode == EXPLAIN_PARTITIONS_AS_COMMENT_NO_QUOTING)
if (explain_mode == EXPLAIN_PARTITIONS_AS_COMMENT)
to_p= strnmov(to_p, " /* ", end_p - to_p);
else if (explain_mode == EXPLAIN_PARTITIONS_VERBOSE)
to_p= strnmov(to_p, " ", end_p - to_p);
@ -321,20 +328,15 @@ uint explain_filename(const char *from,
}
to_p= strnmov(to_p, ER(ER_PARTITION_NAME), end_p - to_p);
*(to_p++)= ' ';
to_p= add_identifier(to_p, end_p, part_name, part_name_len,
(explain_mode !=
EXPLAIN_PARTITIONS_AS_COMMENT_NO_QUOTING));
to_p= add_identifier(thd, to_p, end_p, part_name, part_name_len);
if (subpart_name)
{
to_p= strnmov(to_p, ", ", end_p - to_p);
to_p= strnmov(to_p, ER(ER_SUBPARTITION_NAME), end_p - to_p);
*(to_p++)= ' ';
to_p= add_identifier(to_p, end_p, subpart_name, subpart_name_len,
(explain_mode !=
EXPLAIN_PARTITIONS_AS_COMMENT_NO_QUOTING));
to_p= add_identifier(thd, to_p, end_p, subpart_name, subpart_name_len);
}
if (explain_mode == EXPLAIN_PARTITIONS_AS_COMMENT ||
explain_mode == EXPLAIN_PARTITIONS_AS_COMMENT_NO_QUOTING)
if (explain_mode == EXPLAIN_PARTITIONS_AS_COMMENT)
to_p= strnmov(to_p, " */", end_p - to_p);
}
DBUG_PRINT("exit", ("to '%s'", to));
@ -1772,6 +1774,7 @@ bool mysql_rm_table(THD *thd,TABLE_LIST *tables, my_bool if_exists,
my_bool drop_temporary)
{
bool error= FALSE, need_start_waiters= FALSE;
Drop_table_error_handler err_handler(thd->get_internal_handler());
DBUG_ENTER("mysql_rm_table");
/* mark for close and remove all cached entries */
@ -1792,7 +1795,10 @@ bool mysql_rm_table(THD *thd,TABLE_LIST *tables, my_bool if_exists,
LOCK_open during wait_if_global_read_lock(), other threads could not
close their tables. This would make a pretty deadlock.
*/
thd->push_internal_handler(&err_handler);
error= mysql_rm_table_part2(thd, tables, if_exists, drop_temporary, 0, 0);
thd->pop_internal_handler();
if (need_start_waiters)
start_waiting_global_read_lock(thd);
@ -1894,9 +1900,6 @@ int mysql_rm_table_part2(THD *thd, TABLE_LIST *tables, bool if_exists,
DBUG_RETURN(1);
}
/* Don't give warnings for not found errors, as we already generate notes */
thd->no_warnings_for_error= 1;
for (table= tables; table; table= table->next_local)
{
char *db=table->db;
@ -1948,7 +1951,7 @@ int mysql_rm_table_part2(THD *thd, TABLE_LIST *tables, bool if_exists,
being built. The string always end in a comma and the comma
will be chopped off before being written to the binary log.
*/
if (thd->current_stmt_binlog_row_based && !dont_log_query)
if (!drop_temporary && thd->current_stmt_binlog_row_based && !dont_log_query)
{
non_temp_tables_count++;
/*
@ -2086,7 +2089,7 @@ int mysql_rm_table_part2(THD *thd, TABLE_LIST *tables, bool if_exists,
tables). In this case, we can write the original query into
the binary log.
*/
write_bin_log(thd, !error, thd->query, thd->query_length);
write_bin_log(thd, !error, thd->query(), thd->query_length());
}
else if (thd->current_stmt_binlog_row_based &&
tmp_table_deleted)
@ -2145,7 +2148,6 @@ int mysql_rm_table_part2(THD *thd, TABLE_LIST *tables, bool if_exists,
err_with_placeholders:
unlock_table_names(thd, tables, (TABLE_LIST*) 0);
pthread_mutex_unlock(&LOCK_open);
thd->no_warnings_for_error= 0;
DBUG_RETURN(error);
}
@ -2487,6 +2489,10 @@ int prepare_create_field(Create_field *sql_field,
(sql_field->decimals << FIELDFLAG_DEC_SHIFT));
break;
}
if (sql_field->flags & NOT_NULL_FLAG)
DBUG_PRINT("info", ("1"));
if (sql_field->vcol_info)
DBUG_PRINT("info", ("2"));
if (!(sql_field->flags & NOT_NULL_FLAG) ||
(sql_field->vcol_info)) /* Make virtual columns allow NULL values */
sql_field->pack_flag|= FIELDFLAG_MAYBE_NULL;
@ -3584,7 +3590,7 @@ static inline void write_create_table_bin_log(THD *thd,
(!thd->current_stmt_binlog_row_based ||
(thd->current_stmt_binlog_row_based &&
!(create_info->options & HA_LEX_CREATE_TMP_TABLE))))
write_bin_log(thd, TRUE, thd->query, thd->query_length);
write_bin_log(thd, TRUE, thd->query(), thd->query_length());
}
@ -5258,6 +5264,7 @@ bool mysql_create_like_table(THD* thd, TABLE_LIST* table, TABLE_LIST* src_table,
char tmp_path[FN_REFLEN];
#endif
char ts_name[FN_LEN + 1];
myf flags= MY_DONT_OVERWRITE_FILE;
DBUG_ENTER("mysql_create_like_table");
@ -5314,8 +5321,12 @@ bool mysql_create_like_table(THD* thd, TABLE_LIST* table, TABLE_LIST* src_table,
DBUG_EXECUTE_IF("sleep_create_like_before_copy", my_sleep(6000000););
if (opt_sync_frm && !(create_info->options & HA_LEX_CREATE_TMP_TABLE))
flags|= MY_SYNC;
/*
Create a new table by copying from source table
and sync the new table if the flag MY_SYNC is set
Altough exclusive name-lock on target table protects us from concurrent
DML and DDL operations on it we still want to wrap .FRM creation and call
@ -5336,7 +5347,7 @@ bool mysql_create_like_table(THD* thd, TABLE_LIST* table, TABLE_LIST* src_table,
goto err;
}
}
else if (my_copy(src_path, dst_path, MYF(MY_DONT_OVERWRITE_FILE)))
else if (my_copy(src_path, dst_path, flags))
{
if (my_errno == ENOENT)
my_error(ER_BAD_DB_ERROR,MYF(0),db);
@ -5461,14 +5472,14 @@ binlog:
write_bin_log(thd, TRUE, query.ptr(), query.length());
}
else // Case 1
write_bin_log(thd, TRUE, thd->query, thd->query_length);
write_bin_log(thd, TRUE, thd->query(), thd->query_length());
}
/*
Case 3 and 4 does nothing under RBR
*/
}
else
write_bin_log(thd, TRUE, thd->query, thd->query_length);
write_bin_log(thd, TRUE, thd->query(), thd->query_length());
res= FALSE;
@ -5556,7 +5567,7 @@ mysql_discard_or_import_tablespace(THD *thd,
error=1;
if (error)
goto err;
write_bin_log(thd, FALSE, thd->query, thd->query_length);
write_bin_log(thd, FALSE, thd->query(), thd->query_length());
err:
ha_autocommit_or_rollback(thd, error);
@ -6605,7 +6616,7 @@ bool mysql_alter_table(THD *thd,char *new_db, char *new_name,
if (mysql_bin_log.is_open())
{
thd->clear_error();
Query_log_event qinfo(thd, thd->query, thd->query_length,
Query_log_event qinfo(thd, thd->query(), thd->query_length(),
0, FALSE, 0);
mysql_bin_log.write(&qinfo);
}
@ -6732,10 +6743,21 @@ view_err:
goto err;
}
/*
If this is an ALTER TABLE and no explicit row type specified reuse
the table's row type.
Note: this is the same as if the row type was specified explicitly and
we must thus set HA_CREATE_USED_ROW_FORMAT!
*/
if (create_info->row_type == ROW_TYPE_NOT_USED)
{
/* ALTER TABLE without explicit row type */
create_info->row_type= table->s->row_type;
create_info->used_fields |= HA_CREATE_USED_ROW_FORMAT;
/*
We have to mark the row type as used, as otherwise the engine may
change the row format in update_create_info().
*/
create_info->used_fields|= HA_CREATE_USED_ROW_FORMAT;
}
DBUG_PRINT("info", ("old type: %s new type: %s",
@ -6849,7 +6871,7 @@ view_err:
if (!error)
{
write_bin_log(thd, TRUE, thd->query, thd->query_length);
write_bin_log(thd, TRUE, thd->query(), thd->query_length());
my_ok(thd);
}
else if (error > 0)
@ -7265,14 +7287,18 @@ view_err:
/* Add the indexes. */
if ((error= table->file->add_index(table, key_info, index_add_count)))
{
/*
Exchange the key_info for the error message. If we exchange
key number by key name in the message later, we need correct info.
*/
KEY *save_key_info= table->key_info;
table->key_info= key_info;
table->file->print_error(error, MYF(0));
table->key_info= save_key_info;
/* Only report error if handler has not already reported an error */
if (!thd->main_da.is_error())
{
/*
Exchange the key_info for the error message. If we exchange
key number by key name in the message later, we need correct info.
*/
KEY *save_key_info= table->key_info;
table->key_info= key_info;
table->file->print_error(error, MYF(0));
table->key_info= save_key_info;
}
goto err1;
}
}
@ -7338,7 +7364,7 @@ view_err:
goto err1;
/* We don't replicate alter table statement on temporary tables */
if (!thd->current_stmt_binlog_row_based)
write_bin_log(thd, TRUE, thd->query, thd->query_length);
write_bin_log(thd, TRUE, thd->query(), thd->query_length());
goto end_temporary;
}
@ -7495,13 +7521,13 @@ view_err:
DBUG_EXECUTE_IF("sleep_alter_before_main_binlog", my_sleep(6000000););
ha_binlog_log_query(thd, create_info->db_type, LOGCOM_ALTER_TABLE,
thd->query, thd->query_length,
thd->query(), thd->query_length(),
db, table_name);
DBUG_ASSERT(!(mysql_bin_log.is_open() &&
thd->current_stmt_binlog_row_based &&
(create_info->options & HA_LEX_CREATE_TMP_TABLE)));
write_bin_log(thd, TRUE, thd->query, thd->query_length);
write_bin_log(thd, TRUE, thd->query(), thd->query_length());
if (ha_check_storage_engine_flag(old_db_type, HTON_FLUSH_AFTER_RENAME))
{
@ -7975,10 +8001,11 @@ bool mysql_checksum_table(THD *thd, TABLE_LIST *tables,
for (uint i= 0; i < t->s->fields; i++ )
{
Field *f= t->field[i];
enum_field_types field_type= f->type();
if (! thd->variables.old_mode &&
f->is_real_null(0))
continue;
enum_field_types field_type= f->type();
/*
BLOB and VARCHAR have pointers in their field, we must convert
to string; GEOMETRY is implemented on top of BLOB.