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Merge work:/my/mysql-4.0 into mashka.mysql.fi:/home/my/mysql-4.0
sql/ha_innodb.cc: Auto merged sql/mysqld.cc: Auto merged
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commit
ecdbdeddad
4 changed files with 6 additions and 19 deletions
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@ -536,7 +536,7 @@ INSERT INTO t2 VALUES (1,2), (2,2);
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CREATE TABLE t ( a int(11) NOT NULL default '0', b int(11) NOT NULL default '0', KEY a (a,b)) TYPE=MRG_MyISAM UNION=(t1,t2);
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select max(b) from t where a = 2;
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max(b)
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NULL
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2
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select max(b) from t1 where a = 2;
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max(b)
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1
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@ -2249,19 +2249,7 @@ convert_search_mode_to_innobase(
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case HA_READ_AFTER_KEY: return(PAGE_CUR_G);
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case HA_READ_BEFORE_KEY: return(PAGE_CUR_L);
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case HA_READ_PREFIX: return(PAGE_CUR_GE);
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case HA_READ_PREFIX_LAST:
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/* ut_print_timestamp(stderr);
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fprintf(stderr,
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" InnoDB: Warning: Using HA_READ_PREFIX_LAST\n"); */
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return(PAGE_CUR_LE);
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/* InnoDB does not yet support ..PREFIX_LAST!
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We have to add a new search flag
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PAGE_CUR_LE_OR_PREFIX to InnoDB. */
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/* the above PREFIX flags mean that the last
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field in the key value may just be a prefix
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of the complete fixed length field */
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case HA_READ_PREFIX_LAST: return(PAGE_CUR_LE_OR_EXTENDS);
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default: assert(0);
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}
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@ -749,7 +749,7 @@ static void *kill_server(void *sig_ptr)
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#define RETURN_FROM_KILL_SERVER DBUG_RETURN(0)
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#else
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static void __cdecl kill_server(int sig_ptr)
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#define RETURN_FROM_KILL_SERVER DBUG_RETURN
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#define RETURN_FROM_KILL_SERVER DBUG_VOID_RETURN
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#endif
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{
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int sig=(int) (long) sig_ptr; // This is passed a int
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@ -38,7 +38,7 @@ int opt_sum_query(TABLE_LIST *tables, List<Item> &all_fields,COND *conds)
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table_map removed_tables=0;
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Item *item;
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COND *org_conds= conds;
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/* Add all ON conditions to WHERE condition */
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for (TABLE_LIST *tl=tables; tl ; tl= tl->next)
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{
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@ -165,10 +165,9 @@ int opt_sum_query(TABLE_LIST *tables, List<Item> &all_fields,COND *conds)
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error=table->file->index_last(table->record[0]) !=0;
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else
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{
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(void)table->file->index_read(table->record[0], key_buff,
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error = table->file->index_read(table->record[0], key_buff,
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ref.key_length,
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HA_READ_AFTER_KEY);
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error=table->file->index_prev(table->record[0]) ||
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HA_READ_PREFIX_LAST) ||
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key_cmp(table,key_buff,ref.key,ref.key_length);
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}
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if (table->key_read)
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