Merge mysql.com:/home/hartmut/projects/mysql/dev/5.0

into  mysql.com:/home/hartmut/projects/mysql/dev/5.1

mysql-test/r/ctype_ucs.result

@@ -719,3 +719,11 @@ lily
 river
 drop table t1;
 deallocate prepare stmt;
+create table t1(a blob, b text charset utf8, c text charset ucs2);
+select data_type, character_octet_length, character_maximum_length
+from information_schema.columns where table_name='t1';
+data_type	character_octet_length	character_maximum_length
+blob	65535	65535
+text	65535	65535
+text	65535	32767
+drop table t1;

mysql-test/r/func_gconcat.result

@@ -626,3 +626,8 @@ latin1
 latin1
 drop table t1, t2, t3;
 set names default;
+create table t1 (c1 varchar(10), c2 int);
+select charset(group_concat(c1 order by c2)) from t1;
+charset(group_concat(c1 order by c2))
+latin1
+drop table t1;

mysql-test/r/func_time.result

@@ -360,6 +360,42 @@ extract(SECOND FROM "1999-01-02 10:11:12")
 select extract(MONTH FROM "2001-02-00");
 extract(MONTH FROM "2001-02-00")
 2
+SELECT EXTRACT(QUARTER FROM '2004-01-15') AS quarter;
+quarter
+1
+SELECT EXTRACT(QUARTER FROM '2004-02-15') AS quarter;
+quarter
+1
+SELECT EXTRACT(QUARTER FROM '2004-03-15') AS quarter;
+quarter
+1
+SELECT EXTRACT(QUARTER FROM '2004-04-15') AS quarter;
+quarter
+2
+SELECT EXTRACT(QUARTER FROM '2004-05-15') AS quarter;
+quarter
+2
+SELECT EXTRACT(QUARTER FROM '2004-06-15') AS quarter;
+quarter
+2
+SELECT EXTRACT(QUARTER FROM '2004-07-15') AS quarter;
+quarter
+3
+SELECT EXTRACT(QUARTER FROM '2004-08-15') AS quarter;
+quarter
+3
+SELECT EXTRACT(QUARTER FROM '2004-09-15') AS quarter;
+quarter
+3
+SELECT EXTRACT(QUARTER FROM '2004-10-15') AS quarter;
+quarter
+4
+SELECT EXTRACT(QUARTER FROM '2004-11-15') AS quarter;
+quarter
+4
+SELECT EXTRACT(QUARTER FROM '2004-12-15') AS quarter;
+quarter
+4
 SELECT "1900-01-01 00:00:00" + INTERVAL 2147483648 SECOND;
 "1900-01-01 00:00:00" + INTERVAL 2147483648 SECOND
 1968-01-20 03:14:08

mysql-test/r/information_schema.result

@@ -1084,14 +1084,6 @@ select 1 from (select 1 from test.t1) a;
 1
 use test;
 drop table t1;
-create table t1(a blob, b text charset utf8, c text charset ucs2);
-select data_type, character_octet_length, character_maximum_length 
-from information_schema.columns where table_name='t1';
-data_type	character_octet_length	character_maximum_length
-blob	65535	65535
-text	65535	65535
-text	65535	32767
-drop table t1;
 create table t1 (f1 int(11));
 create view v1 as select * from t1;
 drop table t1;

mysql-test/t/ctype_ucs.test

@@ -455,3 +455,11 @@ execute stmt using @param1;
 select utext from t1 where utext like '%%';
 drop table t1;
 deallocate prepare stmt;
+
+#
+# Bug #14290: character_maximum_length for text fields
+#
+create table t1(a blob, b text charset utf8, c text charset ucs2);
+select data_type, character_octet_length, character_maximum_length
+  from information_schema.columns where table_name='t1';
+drop table t1;

mysql-test/t/func_gconcat.test

@@ -414,3 +414,11 @@ select charset(a) from t2;
 select charset(a) from t3;
 drop table t1, t2, t3;
 set names default;
+
+#
+# Bug#18281 group_concat changes charset to binary
+#
+create table t1 (c1 varchar(10), c2 int);
+select charset(group_concat(c1 order by c2)) from t1;
+drop table t1;
+

mysql-test/t/func_time.test

@@ -139,6 +139,24 @@ select extract(MINUTE_SECOND FROM "10:11:12");
 select extract(SECOND FROM "1999-01-02 10:11:12");
 select extract(MONTH FROM "2001-02-00");
 
+#
+# test EXTRACT QUARTER (Bug #18100)
+#
+
+SELECT EXTRACT(QUARTER FROM '2004-01-15') AS quarter;
+SELECT EXTRACT(QUARTER FROM '2004-02-15') AS quarter;
+SELECT EXTRACT(QUARTER FROM '2004-03-15') AS quarter;
+SELECT EXTRACT(QUARTER FROM '2004-04-15') AS quarter;
+SELECT EXTRACT(QUARTER FROM '2004-05-15') AS quarter;
+SELECT EXTRACT(QUARTER FROM '2004-06-15') AS quarter;
+SELECT EXTRACT(QUARTER FROM '2004-07-15') AS quarter;
+SELECT EXTRACT(QUARTER FROM '2004-08-15') AS quarter;
+SELECT EXTRACT(QUARTER FROM '2004-09-15') AS quarter;
+SELECT EXTRACT(QUARTER FROM '2004-10-15') AS quarter;
+SELECT EXTRACT(QUARTER FROM '2004-11-15') AS quarter;
+SELECT EXTRACT(QUARTER FROM '2004-12-15') AS quarter;
+
+
 #
 # Test big intervals (Bug #3498)
 #

mysql-test/t/information_schema.test

@@ -742,15 +742,6 @@ select 1 from (select 1 from test.t1) a;
 use test;
 drop table t1;
 
-#
-# Bug #14290: character_maximum_length for text fields
-#
-
-create table t1(a blob, b text charset utf8, c text charset ucs2);
-select data_type, character_octet_length, character_maximum_length 
-  from information_schema.columns where table_name='t1';
-drop table t1;
-
 #
 # Bug#14476 `information_schema`.`TABLES`.`TABLE_TYPE` with empty value
 #

sql/item_sum.cc

@@ -3249,7 +3249,10 @@ Item_func_group_concat::fix_fields(THD *thd, Item **ref)
   }
 
   if (agg_item_charsets(collation, func_name(),
-                        args, arg_count, MY_COLL_ALLOW_CONV))
+                        args,
+			/* skip charset aggregation for order columns */
+			arg_count - arg_count_order,
+			MY_COLL_ALLOW_CONV))
     return 1;
 
   result.set_charset(collation.collation);

sql/item_timefunc.cc

@@ -2168,7 +2168,7 @@ longlong Item_extract::val_int()
   switch (int_type) {
   case INTERVAL_YEAR:		return ltime.year;
   case INTERVAL_YEAR_MONTH:	return ltime.year*100L+ltime.month;
-  case INTERVAL_QUARTER:	return ltime.month/3 + 1;
+  case INTERVAL_QUARTER:	return (ltime.month+2)/3;
   case INTERVAL_MONTH:		return ltime.month;
   case INTERVAL_WEEK:
   {

sql/opt_sum.cc

@@ -123,8 +123,11 @@ int opt_sum_query(TABLE_LIST *tables, List<Item> &all_fields,COND *conds)
       If the storage manager of 'tl' gives exact row count, compute the total
       number of rows. If there are no outer table dependencies, this count
       may be used as the real count.
+      Schema tables are filled after this function is invoked, so we can't
+      get row count 
     */
-    if (tl->table->file->table_flags() & HA_NOT_EXACT_COUNT)
+    if ((tl->table->file->table_flags() & HA_NOT_EXACT_COUNT) ||
+        tl->schema_table)
     {
       is_exact_count= FALSE;
       count= 1;                                 // ensure count != 0
@@ -149,31 +152,15 @@ int opt_sum_query(TABLE_LIST *tables, List<Item> &all_fields,COND *conds)
       switch (item_sum->sum_func()) {
       case Item_sum::COUNT_FUNC:
         /*
-          If the expr in count(expr) can never be null we can change this
+          If the expr in COUNT(expr) can never be null we can change this
           to the number of rows in the tables if this number is exact and
           there are no outer joins.
         */
         if (!conds && !((Item_sum_count*) item)->args[0]->maybe_null &&
             !outer_tables && is_exact_count)
         {
-          longlong count= 1;
-          TABLE_LIST *table;
-          for (table= tables; table; table= table->next_leaf)
-          {
-            if (outer_tables || (table->table->file->table_flags() &
-                                 HA_NOT_EXACT_COUNT) || table->schema_table)
-            {
-              const_result= 0;			// Can't optimize left join
-              break;
-            }
-            tables->table->file->info(HA_STATUS_VARIABLE | HA_STATUS_NO_LOCK);
-            count*= table->table->file->records;
-          }
-          if (!table)
-          {
-            ((Item_sum_count*) item)->make_const(count);
-            recalc_const_item= 1;
-          }
+          ((Item_sum_count*) item)->make_const(count);
+          recalc_const_item= 1;
         }
         else
           const_result= 0;

support-files/mysql.server.sh

@@ -72,6 +72,10 @@ else
   libexecdir="$basedir/libexec"
 fi
 
+# datadir_set is used to determine if datadir was set (and so should be
+# *not* set inside of the --basedir= handler.)
+datadir_set=
+
 #
 # Use LSB init script functions for printing messages, if possible
 #
@@ -105,11 +109,15 @@ parse_server_arguments() {
     case "$arg" in
       --basedir=*)  basedir=`echo "$arg" | sed -e 's/^[^=]*=//'`
                     bindir="$basedir/bin"
-		    datadir="$basedir/data"
+		    if test -z "$datadir_set"; then
+		      datadir="$basedir/data"
+		    fi
 		    sbindir="$basedir/sbin"
 		    libexecdir="$basedir/libexec"
         ;;
-      --datadir=*)  datadir=`echo "$arg" | sed -e 's/^[^=]*=//'` ;;
+      --datadir=*)  datadir=`echo "$arg" | sed -e 's/^[^=]*=//'`
+		    datadir_set=1
+	;;
       --user=*)  user=`echo "$arg" | sed -e 's/^[^=]*=//'` ;;
       --pid-file=*) server_pid_file=`echo "$arg" | sed -e 's/^[^=]*=//'` ;;
       --use-mysqld_safe) use_mysqld_safe=1;;