Merge spachev@bk-internal.mysql.com:/home/bk/mysql-5.1-new

into  asksasha.com:/reiser-data/mysql-dev/mysql-5.1-new

.bzrignore

@@ -1611,3 +1611,4 @@ vio/viotest-sslconnect.cpp
 vio/viotest.cpp
 zlib/*.ds?
 zlib/*.vcproj
+BitKeeper/etc/RESYNC_TREE

mysql-test/r/mysqltest.result

@@ -418,4 +418,22 @@ select-me
 select-me
 ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'insertz error query' at line 1
 drop table t1;
-drop table t1;
+select "b" as col1, "c" as col2;
+col1	col2
+b	c
+select "b" as col1, "b" as col2, "c" as col3;
+col1	col2	col3
+b	b	c
+seled "b" bs col1, "d" bs col2;
+col1	col2
+b	d
+select "raspberry and strawberry","blackberry","tomato";
+raspberry and strawberry	blackberry	tomato
+raspberry and strawberry	blackberry	tomato
+mysqltest: At line 1: Error parsing replace_regex "a"
+mysqltest: At line 1: Error parsing replace_regex "a;"
+mysqltest: At line 1: Error parsing replace_regex "a"
+mysqltest: At line 1: Error parsing replace_regex "a "
+mysqltest: At line 1: Error parsing replace_regex "a b"
+mysqltest: At line 1: Error parsing replace_regex "/a b c"
+mysqltest: At line 1: Error parsing replace_regex "/a /b c "

mysql-test/t/mysqltest.test

@@ -1061,3 +1061,30 @@ drop table t1;
 drop table t1;
 
 
+# test for replace_regex
+--replace_regex /at/b/
+select "at" as col1, "c" as col2;
+
+--replace_regex /at/b/i
+select "at" as col1, "AT" as col2, "c" as col3;
+
+--replace_regex /a/b/ /ct/d/
+select "a" as col1, "ct" as col2; 
+
+--replace_regex /(strawberry)/raspberry and \1/ /blueberry/blackberry/ /potato/tomato/;
+select "strawberry","blueberry","potato";
+
+--error 1
+--exec echo "--replace_regex a" | $MYSQL_TEST 2>&1
+--error 1
+--exec echo "--replace_regex a;" | $MYSQL_TEST 2>&1
+--error 1
+--exec echo "replace_regex a;" | $MYSQL_TEST 2>&1
+--error 1
+--exec echo "replace_regex a ;" | $MYSQL_TEST 2>&1
+--error 1
+--exec echo "replace_regex a b; echo OK;" | $MYSQL_TEST 2>&1
+--error 1
+--exec echo "--replace_regex /a b c" | $MYSQL_TEST 2>&1
+--error 1
+--exec echo "replace_regex /a /b c ;" | $MYSQL_TEST 2>&1