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merge

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This commit is contained in:
tulin@dl145c.mysql.com
2005-05-17 10:17:53 +02:00
parent f390bfe4c2 be4920cd81
commit 23f79bd1f2
155 changed files with 2990 additions and 991 deletions
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43
sql/sql_table.cc
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@ -640,9 +640,8 @@ static int mysql_prepare_table(THD *thd, HA_CREATE_INFO *create_info,
{
const char *key_name;
create_field *sql_field,*dup_field;
uint field,null_fields,blob_columns;
uint max_key_length= file->max_key_length();
ulong pos;
uint field,null_fields,blob_columns,max_key_length;
ulong record_offset= 0;
KEY *key_info;
KEY_PART_INFO *key_part_info;
int timestamps= 0, timestamps_with_niladic= 0;
@ -655,6 +654,7 @@ static int mysql_prepare_table(THD *thd, HA_CREATE_INFO *create_info,
select_field_pos= fields->elements - select_field_count;
null_fields=blob_columns=0;
create_info->varchar= 0;
max_key_length= file->max_key_length();
for (field_no=0; (sql_field=it++) ; field_no++)
{
@ -836,10 +836,10 @@ static int mysql_prepare_table(THD *thd, HA_CREATE_INFO *create_info,
(*db_options)|= HA_OPTION_PACK_RECORD;
it2.rewind();
}
/* If fixed row records, we need one bit to check for deleted rows */
if (!((*db_options) & HA_OPTION_PACK_RECORD))
null_fields++;
pos= (null_fields + total_uneven_bit_length + 7) / 8;
/* record_offset will be increased with 'length-of-null-bits' later */
record_offset= 0;
null_fields+= total_uneven_bit_length;
it.rewind();
while ((sql_field=it++))
@ -852,10 +852,10 @@ static int mysql_prepare_table(THD *thd, HA_CREATE_INFO *create_info,
DBUG_RETURN(-1);
if (sql_field->sql_type == MYSQL_TYPE_VARCHAR)
create_info->varchar= 1;
sql_field->offset= pos;
sql_field->offset= record_offset;
if (MTYP_TYPENR(sql_field->unireg_check) == Field::NEXT_NUMBER)
auto_increment++;
pos+=sql_field->pack_length;
record_offset+= sql_field->pack_length;
}
if (timestamps_with_niladic > 1)
{
@ -1159,6 +1159,7 @@ static int mysql_prepare_table(THD *thd, HA_CREATE_INFO *create_info,
/* Implicitly set primary key fields to NOT NULL for ISO conf. */
sql_field->flags|= NOT_NULL_FLAG;
sql_field->pack_flag&= ~FIELDFLAG_MAYBE_NULL;
null_fields--;
}
else
key_info->flags|= HA_NULL_PART_KEY;
@ -1190,10 +1191,10 @@ static int mysql_prepare_table(THD *thd, HA_CREATE_INFO *create_info,
{
if (f_is_blob(sql_field->pack_flag))
{
if ((length=column->length) > file->max_key_length() ||
if ((length=column->length) > max_key_length ||
length > file->max_key_part_length())
{
length=min(file->max_key_length(), file->max_key_part_length());
length=min(max_key_length, file->max_key_part_length());
if (key->type == Key::MULTIPLE)
{
/* not a critical problem */
@ -1317,6 +1318,7 @@ static int mysql_prepare_table(THD *thd, HA_CREATE_INFO *create_info,
/* Sort keys in optimized order */
qsort((gptr) *key_info_buffer, *key_count, sizeof(KEY),
(qsort_cmp) sort_keys);
create_info->null_bits= null_fields;
DBUG_RETURN(0);
}
@ -1345,7 +1347,8 @@ static bool prepare_blob_field(THD *thd, create_field *sql_field)
/* Convert long VARCHAR columns to TEXT or BLOB */
char warn_buff[MYSQL_ERRMSG_SIZE];
if (sql_field->def)
if (sql_field->def || (thd->variables.sql_mode & (MODE_STRICT_TRANS_TABLES |
MODE_STRICT_ALL_TABLES)))
{
my_error(ER_TOO_BIG_FIELDLENGTH, MYF(0), sql_field->field_name,
MAX_FIELD_VARCHARLENGTH / sql_field->charset->mbmaxlen);
@ -1354,7 +1357,7 @@ static bool prepare_blob_field(THD *thd, create_field *sql_field)
sql_field->sql_type= FIELD_TYPE_BLOB;
sql_field->flags|= BLOB_FLAG;
sprintf(warn_buff, ER(ER_AUTO_CONVERT), sql_field->field_name,
"VARCHAR",
(sql_field->charset == &my_charset_bin) ? "VARBINARY" : "VARCHAR",
(sql_field->charset == &my_charset_bin) ? "BLOB" : "TEXT");
push_warning(thd, MYSQL_ERROR::WARN_LEVEL_NOTE, ER_AUTO_CONVERT,
warn_buff);
@ -3417,12 +3420,14 @@ bool mysql_alter_table(THD *thd,char *new_db, char *new_name,
/*
better have a negative test here, instead of positive, like
alter_info->flags & ALTER_ADD_COLUMN|ALTER_ADD_INDEX|...
alter_info->flags & ALTER_ADD_COLUMN|ALTER_ADD_INDEX|...
so that ALTER TABLE won't break when somebody will add new flag
*/
need_copy_table=(alter_info->flags & ~(ALTER_CHANGE_COLUMN_DEFAULT|ALTER_OPTIONS) ||
create_info->used_fields & ~(HA_CREATE_USED_COMMENT|HA_CREATE_USED_PASSWORD) ||
table->s->tmp_table);
need_copy_table= (alter_info->flags &
~(ALTER_CHANGE_COLUMN_DEFAULT|ALTER_OPTIONS) ||
(create_info->used_fields &
~(HA_CREATE_USED_COMMENT|HA_CREATE_USED_PASSWORD)) ||
table->s->tmp_table);
create_info->frm_only= !need_copy_table;
/*
@ -3827,8 +3832,8 @@ copy_data_between_tables(TABLE *from,TABLE *to,
!(sortorder=make_unireg_sortorder(order, &length)) ||
(from->sort.found_records = filesort(thd, from, sortorder, length,
(SQL_SELECT *) 0, HA_POS_ERROR,
&examined_rows))
== HA_POS_ERROR)
&examined_rows)) ==
HA_POS_ERROR)
goto err;
};