Test replace on all table types.

Test delete from BDB table using hidden primary key.

mysql-test/t/delete.test

+drop table if exists t1;
+
+# test delete using hidden_primary_key
+create table t1 (a int) type=bdb;
+insert into t1 values (1), (2);
+delete from t1 where a = 1;
+
+drop table t1;

mysql-test/t/replace.test

+#
+# Test of REPLACE with ISAM and MyISAM and BDB
+#
+
+drop table if exists t1;
+
+CREATE TABLE t1 (
+  gesuchnr int(11) DEFAULT '0' NOT NULL,
+  benutzer_id int(11) DEFAULT '0' NOT NULL,
+  PRIMARY KEY (gesuchnr,benutzer_id)
+) type=ISAM;
+
+replace into t1 (gesuchnr,benutzer_id) values (1,1);
+replace into t1 (gesuchnr,benutzer_id) values (1,1);
+alter table t1 type=myisam;
+replace into t1 (gesuchnr,benutzer_id) values (1,1);
+alter table t1 type=bdb;
+replace into t1 (gesuchnr,benutzer_id) values (1,1);
+alter table t1 type=heap;
+replace into t1 (gesuchnr,benutzer_id) values (1,1);
+drop table t1;