Merge bk@192.168.21.1:/usr/home/bk/mysql-5.0

into deer.(none):/home/hf/work/mysql-5.0.12267


sql/sql_table.cc:
  Auto merged
sql/sql_yacc.yy:
  Auto merged

mysql-test/r/gis.result

@@ -680,3 +680,11 @@ select astext(fn3());
 astext(fn3())
 POINT(1 1)
 drop function fn3;
+create table t1(pt POINT);
+alter table t1 add primary key pti(pt);
+drop table t1;
+create table t1(pt GEOMETRY);
+alter table t1 add primary key pti(pt);
+ERROR 42000: BLOB/TEXT column 'pt' used in key specification without a key length
+alter table t1 add primary key pti(pt(20));
+drop table t1;

mysql-test/t/gis.test

@@ -395,3 +395,14 @@ show create function fn3;
 select astext(fn3());
 drop function fn3;
 
+#
+# Bug #12267 (primary key over GIS)
+#
+create table t1(pt POINT);
+alter table t1 add primary key pti(pt);
+drop table t1;
+create table t1(pt GEOMETRY);
+--error 1170
+alter table t1 add primary key pti(pt);
+alter table t1 add primary key pti(pt(20));
+drop table t1;

sql/sql_table.cc

@@ -1149,13 +1149,17 @@ static int mysql_prepare_table(THD *thd, HA_CREATE_INFO *create_info,
       {
 	column->length*= sql_field->charset->mbmaxlen;
 
-	if (f_is_blob(sql_field->pack_flag))
+	if (f_is_blob(sql_field->pack_flag) ||
+            (f_is_geom(sql_field->pack_flag) && key->type != Key::SPATIAL))
 	{
 	  if (!(file->table_flags() & HA_CAN_INDEX_BLOBS))
 	  {
 	    my_error(ER_BLOB_USED_AS_KEY, MYF(0), column->field_name);
 	    DBUG_RETURN(-1);
 	  }
+          if (f_is_geom(sql_field->pack_flag) && sql_field->geom_type ==
+              Field::GEOM_POINT)
+            column->length= 21;
 	  if (!column->length)
 	  {
 	    my_error(ER_BLOB_KEY_WITHOUT_LENGTH, MYF(0), column->field_name);

sql/sql_yacc.yy

@@ -2970,7 +2970,9 @@ type:
 spatial_type:
 	GEOMETRY_SYM	      { $$= Field::GEOM_GEOMETRY; }
 	| GEOMETRYCOLLECTION  { $$= Field::GEOM_GEOMETRYCOLLECTION; }
-	| POINT_SYM           { $$= Field::GEOM_POINT; }
+	| POINT_SYM           { Lex->length= (char*)"21";
+                                $$= Field::GEOM_POINT;
+                              }
 	| MULTIPOINT          { $$= Field::GEOM_MULTIPOINT; }
 	| LINESTRING          { $$= Field::GEOM_LINESTRING; }
 	| MULTILINESTRING     { $$= Field::GEOM_MULTILINESTRING; }