diff --git a/buildheader/make_tdb.c b/buildheader/make_tdb.c
index 036093a3ab1..cd3eb5b0c53 100644
--- a/buildheader/make_tdb.c
+++ b/buildheader/make_tdb.c
@@ -430,8 +430,11 @@ static void print_db_struct (void) {
 			 "int (*optimize)(DB*) /* Run garbage collecion and promote all transactions older than oldest. Amortized (happens during flattening) */",
 			 "int (*hot_optimize)(DB*, int (*progress_callback)(void *progress_extra, float progress), void *progress_extra)",
 			 "int (*get_fragmentation)(DB*,TOKU_DB_FRAGMENTATION)",
+			 "int (*change_pagesize)(DB*,u_int32_t)",
+			 "int (*change_readpagesize)(DB*,u_int32_t)",
 			 "int (*get_readpagesize)(DB*,u_int32_t*)",
 			 "int (*set_readpagesize)(DB*,u_int32_t)",
+			 "int (*change_compression_method)(DB*,TOKU_COMPRESSION_METHOD)",
 			 "int (*get_compression_method)(DB*,TOKU_COMPRESSION_METHOD*)",
 			 "int (*set_compression_method)(DB*,TOKU_COMPRESSION_METHOD)",
 			 "int (*set_indexer)(DB*, DB_INDEXER*)",
diff --git a/ft/ft-internal.h b/ft/ft-internal.h
index 0cff575bb82..2637b8cf14e 100644
--- a/ft/ft-internal.h
+++ b/ft/ft-internal.h
@@ -374,9 +374,11 @@ struct ft_header {
     BLOCKNUM root_blocknum;
 
     const unsigned int flags;
-    const unsigned int nodesize;
-    const unsigned int basementnodesize;
-    const enum toku_compression_method compression_method;
+
+    //protected by toku_ft_lock
+    unsigned int nodesize; 
+    unsigned int basementnodesize;
+    enum toku_compression_method compression_method;
 
     // Current Minimum MSN to be used when upgrading pre-MSN BRT's.
     // This is decremented from our currnt MIN_MSN so as not to clash
diff --git a/ft/ft-ops.c b/ft/ft-ops.c
index 59b520c3edd..874854ad6d2 100644
--- a/ft/ft-ops.c
+++ b/ft/ft-ops.c
@@ -2988,9 +2988,9 @@ int toku_open_ft_handle (const char *fname, int is_create, FT_HANDLE *ft_handle_
     r = toku_ft_handle_create(&brt);
     if (r != 0)
         return r;
-    r = toku_ft_set_nodesize(brt, nodesize); assert_zero(r);
-    r = toku_ft_set_basementnodesize(brt, basementnodesize); assert_zero(r);
-    r = toku_ft_set_compression_method(brt, compression_method); assert_zero(r);
+    toku_ft_handle_set_nodesize(brt, nodesize);
+    toku_ft_handle_set_basementnodesize(brt, basementnodesize);
+    toku_ft_handle_set_compression_method(brt, compression_method);
     r = toku_ft_set_bt_compare(brt, compare_fun); assert_zero(r);
 
     r = toku_ft_handle_open(brt, fname, is_create, only_create, cachetable, txn);
@@ -3042,18 +3042,26 @@ static int ft_open_file(const char *fname, int *fdp) {
     return 0;
 }
 
-int
-toku_ft_set_compression_method(FT_HANDLE t, enum toku_compression_method method)
+void
+toku_ft_handle_set_compression_method(FT_HANDLE t, enum toku_compression_method method)
 {
-    t->options.compression_method = method;
-    return 0;
+    if (t->ft) {
+        toku_ft_set_compression_method(t->ft, method);
+    }
+    else {
+        t->options.compression_method = method;
+    }
 }
 
-int
-toku_ft_get_compression_method(FT_HANDLE t, enum toku_compression_method *methodp)
+void
+toku_ft_handle_get_compression_method(FT_HANDLE t, enum toku_compression_method *methodp)
 {
-    *methodp = t->options.compression_method;
-    return 0;
+    if (t->ft) {
+        toku_ft_get_compression_method(t->ft, methodp);
+    }
+    else {
+        *methodp = t->options.compression_method;
+    }
 }
 
 static int
@@ -3389,17 +3397,6 @@ int toku_ft_get_flags(FT_HANDLE brt, unsigned int *flags) {
     return 0;
 }
 
-
-int toku_ft_set_nodesize(FT_HANDLE brt, unsigned int nodesize) {
-    brt->options.nodesize = nodesize;
-    return 0;
-}
-
-int toku_ft_get_nodesize(FT_HANDLE brt, unsigned int *nodesize) {
-    *nodesize = brt->options.nodesize;
-    return 0;
-}
-
 void toku_ft_get_maximum_advised_key_value_lengths (unsigned int *max_key_len, unsigned int *max_val_len)
 // return the maximum advisable key value lengths.  The brt doesn't enforce these.
 {
@@ -3407,14 +3404,41 @@ void toku_ft_get_maximum_advised_key_value_lengths (unsigned int *max_key_len, u
     *max_val_len = 32*1024*1024;
 }
 
-int toku_ft_set_basementnodesize(FT_HANDLE brt, unsigned int basementnodesize) {
-    brt->options.basementnodesize = basementnodesize;
-    return 0;
+
+void toku_ft_handle_set_nodesize(FT_HANDLE ft_handle, unsigned int nodesize) {
+    if (ft_handle->ft) {
+        toku_ft_set_nodesize(ft_handle->ft, nodesize);
+    }
+    else {
+        ft_handle->options.nodesize = nodesize;
+    }
 }
 
-int toku_ft_get_basementnodesize(FT_HANDLE brt, unsigned int *basementnodesize) {
-    *basementnodesize = brt->options.basementnodesize;
-    return 0;
+void toku_ft_handle_get_nodesize(FT_HANDLE ft_handle, unsigned int *nodesize) {
+    if (ft_handle->ft) {
+        toku_ft_get_nodesize(ft_handle->ft, nodesize);
+    }
+    else {
+        *nodesize = ft_handle->options.nodesize;
+    }
+}
+
+void toku_ft_handle_set_basementnodesize(FT_HANDLE ft_handle, unsigned int basementnodesize) {
+    if (ft_handle->ft) {
+        toku_ft_set_basementnodesize(ft_handle->ft, basementnodesize);
+    }
+    else {
+        ft_handle->options.basementnodesize = basementnodesize;
+    }
+}
+
+void toku_ft_handle_get_basementnodesize(FT_HANDLE ft_handle, unsigned int *basementnodesize) {
+    if (ft_handle->ft) {
+        toku_ft_get_basementnodesize(ft_handle->ft, basementnodesize);
+    }
+    else {
+        *basementnodesize = ft_handle->options.basementnodesize;
+    }
 }
 
 int toku_ft_set_bt_compare(FT_HANDLE brt, int (*bt_compare)(DB*, const DBT*, const DBT*)) {
diff --git a/ft/ft-ops.h b/ft/ft-ops.h
index 5d3d450f277..8f85798f33a 100644
--- a/ft/ft-ops.h
+++ b/ft/ft-ops.h
@@ -43,13 +43,13 @@ u_int32_t toku_serialize_descriptor_size(const DESCRIPTOR desc);
 int toku_ft_handle_create(FT_HANDLE *)  __attribute__ ((warn_unused_result));
 int toku_ft_set_flags(FT_HANDLE, unsigned int flags)  __attribute__ ((warn_unused_result));
 int toku_ft_get_flags(FT_HANDLE, unsigned int *flags)  __attribute__ ((warn_unused_result));
-int toku_ft_set_nodesize(FT_HANDLE, unsigned int nodesize)  __attribute__ ((warn_unused_result));
-int toku_ft_get_nodesize(FT_HANDLE, unsigned int *nodesize) __attribute__ ((warn_unused_result));
+void toku_ft_handle_set_nodesize(FT_HANDLE, unsigned int nodesize);
+void toku_ft_handle_get_nodesize(FT_HANDLE, unsigned int *nodesize);
 void toku_ft_get_maximum_advised_key_value_lengths(unsigned int *klimit, unsigned int *vlimit);
-int toku_ft_set_basementnodesize(FT_HANDLE, unsigned int basementnodesize)  __attribute__ ((warn_unused_result));
-int toku_ft_get_basementnodesize(FT_HANDLE, unsigned int *basementnodesize) __attribute__ ((warn_unused_result));
-int toku_ft_set_compression_method(FT_HANDLE, enum toku_compression_method) __attribute__ ((warn_unused_result));
-int toku_ft_get_compression_method(FT_HANDLE, enum toku_compression_method *) __attribute__((warn_unused_result));
+void toku_ft_handle_set_basementnodesize(FT_HANDLE, unsigned int basementnodesize);
+void toku_ft_handle_get_basementnodesize(FT_HANDLE, unsigned int *basementnodesize);
+void toku_ft_handle_set_compression_method(FT_HANDLE, enum toku_compression_method);
+void toku_ft_handle_get_compression_method(FT_HANDLE, enum toku_compression_method *);
 
 int toku_ft_set_bt_compare(FT_HANDLE, ft_compare_func)  __attribute__ ((warn_unused_result));
 ft_compare_func toku_ft_get_bt_compare (FT_HANDLE brt);
diff --git a/ft/ft.c b/ft/ft.c
index 39f1966be87..846ba98cee1 100644
--- a/ft/ft.c
+++ b/ft/ft.c
@@ -665,12 +665,9 @@ ft_handle_open_for_redirect(FT_HANDLE *new_ftp, const char *fname_in_env, TOKUTX
     assert_zero(r);
     r = toku_ft_set_update(t, old_h->update_fun);
     assert_zero(r);
-    r = toku_ft_set_nodesize(t, old_h->h->nodesize);
-    assert_zero(r);
-    r = toku_ft_set_basementnodesize(t, old_h->h->basementnodesize);
-    assert_zero(r);
-    r = toku_ft_set_compression_method(t, old_h->h->compression_method);
-    assert_zero(r);
+    toku_ft_handle_set_nodesize(t, old_h->h->nodesize);
+    toku_ft_handle_set_basementnodesize(t, old_h->h->basementnodesize);
+    toku_ft_handle_set_compression_method(t, old_h->h->compression_method);
     CACHETABLE ct = toku_cachefile_get_cachetable(old_h->cf);
     r = toku_ft_handle_open_with_dict_id(t, fname_in_env, 0, 0, ct, txn, old_h->dict_id);
     assert_zero(r);
@@ -1014,3 +1011,43 @@ toku_ft_remove_reference(FT ft, bool oplsn_valid, LSN oplsn, remove_ft_ref_callb
     }
 }
 
+void toku_ft_set_nodesize(FT ft, unsigned int nodesize) {
+    toku_ft_lock(ft);
+    ft->h->nodesize = nodesize;
+    ft->h->dirty = 1;
+    toku_ft_unlock(ft);
+}
+
+void toku_ft_get_nodesize(FT ft, unsigned int *nodesize) {
+    toku_ft_lock(ft);
+    *nodesize = ft->h->nodesize;
+    toku_ft_unlock(ft);
+}
+
+void toku_ft_set_basementnodesize(FT ft, unsigned int basementnodesize) {
+    toku_ft_lock(ft);
+    ft->h->basementnodesize = basementnodesize;
+    ft->h->dirty = 1;
+    toku_ft_unlock(ft);
+}
+
+void toku_ft_get_basementnodesize(FT ft, unsigned int *basementnodesize) {
+    toku_ft_lock(ft);
+    *basementnodesize = ft->h->basementnodesize;
+    toku_ft_unlock(ft);
+}
+
+void toku_ft_set_compression_method(FT ft, enum toku_compression_method method) {
+    toku_ft_lock(ft);
+    ft->h->compression_method = method;
+    ft->h->dirty = 1;
+    toku_ft_unlock(ft);
+}
+
+void toku_ft_get_compression_method(FT ft, enum toku_compression_method *methodp) {
+    toku_ft_lock(ft);
+    *methodp = ft->h->compression_method;
+    toku_ft_unlock(ft);
+}
+
+
diff --git a/ft/ft.h b/ft/ft.h
index 7f6914b77dc..761fef42524 100644
--- a/ft/ft.h
+++ b/ft/ft.h
@@ -102,4 +102,12 @@ void toku_ft_remove_reference(FT ft,
                               bool oplsn_valid, LSN oplsn,
                               remove_ft_ref_callback remove_ref, void *extra);
 
+void toku_ft_set_nodesize(FT ft, unsigned int nodesize);
+void toku_ft_get_nodesize(FT ft, unsigned int *nodesize);
+void toku_ft_set_basementnodesize(FT ft, unsigned int basementnodesize);
+void toku_ft_get_basementnodesize(FT ft, unsigned int *basementnodesize);
+void toku_ft_set_compression_method(FT ft, enum toku_compression_method method);
+void toku_ft_get_compression_method(FT ft, enum toku_compression_method *methodp);
+
+
 #endif
diff --git a/ft/recover.c b/ft/recover.c
index fb5ed0bfcfb..bd7cabadf24 100644
--- a/ft/recover.c
+++ b/ft/recover.c
@@ -276,18 +276,15 @@ static int internal_recover_fopen_or_fcreate (RECOVER_ENV renv, BOOL must_create
     assert(r == 0);
 
     if (nodesize != 0) {
-        r = toku_ft_set_nodesize(brt, nodesize);
-        assert(r == 0);
+        toku_ft_handle_set_nodesize(brt, nodesize);
     }
 
     if (basementnodesize != 0) {
-        r = toku_ft_set_basementnodesize(brt, basementnodesize);
-        assert(r == 0);
+        toku_ft_handle_set_basementnodesize(brt, basementnodesize);
     }
 
     if (compression_method != TOKU_DEFAULT_COMPRESSION_METHOD) {
-        r = toku_ft_set_compression_method(brt, compression_method);
-        assert(r == 0);
+        toku_ft_handle_set_compression_method(brt, compression_method);
     }
 
     // set the key compare functions
diff --git a/ft/tests/ft-test.c b/ft/tests/ft-test.c
index 6ecbff62c3d..d986a801736 100644
--- a/ft/tests/ft-test.c
+++ b/ft/tests/ft-test.c
@@ -829,7 +829,7 @@ static void test_new_ft_cursor_first(int n) {
     r = toku_create_cachetable(&ct, 0, ZERO_LSN, NULL_LOGGER); assert(r==0);
     unlink(fname);
     r = toku_ft_handle_create(&t); assert(r == 0);
-    r = toku_ft_set_nodesize(t, 4096); assert(r == 0);
+    toku_ft_handle_set_nodesize(t, 4096);
     r = toku_ft_handle_open(t, fname, 1, 1, ct, null_txn); assert(r==0);
 
     DBT key, val;
@@ -881,7 +881,7 @@ static void test_new_ft_cursor_last(int n) {
     r = toku_create_cachetable(&ct, 0, ZERO_LSN, NULL_LOGGER); assert(r==0);
     unlink(fname);
     r = toku_ft_handle_create(&t); assert(r == 0);
-    r = toku_ft_set_nodesize(t, 4096); assert(r == 0);
+    toku_ft_handle_set_nodesize(t, 4096);
     r = toku_ft_handle_open(t, fname, 1, 1, ct, null_txn); assert(r==0);
 
     DBT key, val;
@@ -934,7 +934,7 @@ static void test_new_ft_cursor_next(int n) {
     r = toku_create_cachetable(&ct, 0, ZERO_LSN, NULL_LOGGER); assert(r==0);
     unlink(fname);
     r = toku_ft_handle_create(&t); assert(r == 0);
-    r = toku_ft_set_nodesize(t, 4096); assert(r == 0);
+    toku_ft_handle_set_nodesize(t, 4096);
     r = toku_ft_handle_open(t, fname, 1, 1, ct, null_txn); assert(r==0);
 
     for (i=0; i<n; i++) {
@@ -977,7 +977,7 @@ static void test_new_ft_cursor_prev(int n) {
     r = toku_create_cachetable(&ct, 0, ZERO_LSN, NULL_LOGGER); assert(r==0);
     unlink(fname);
     r = toku_ft_handle_create(&t); assert(r == 0);
-    r = toku_ft_set_nodesize(t, 4096); assert(r == 0);
+    toku_ft_handle_set_nodesize(t, 4096);
     r = toku_ft_handle_open(t, fname, 1, 1, ct, null_txn); assert(r==0);
 
     for (i=0; i<n; i++) {
@@ -1020,7 +1020,7 @@ static void test_new_ft_cursor_current(int n) {
     r = toku_create_cachetable(&ct, 0, ZERO_LSN, NULL_LOGGER); assert(r==0);
     unlink(fname);
     r = toku_ft_handle_create(&t); assert(r == 0);
-    r = toku_ft_set_nodesize(t, 4096); assert(r == 0);
+    toku_ft_handle_set_nodesize(t, 4096);
     r = toku_ft_handle_open(t, fname, 1, 1, ct, null_txn); assert(r==0);
 
     for (i=0; i<n; i++) {
@@ -1102,7 +1102,7 @@ static void test_new_ft_cursor_set_range(int n) {
     r = toku_create_cachetable(&ct, 0, ZERO_LSN, NULL_LOGGER); assert(r==0);
     unlink(fname);
     r = toku_ft_handle_create(&brt); assert(r == 0);
-    r = toku_ft_set_nodesize(brt, 4096); assert(r == 0);
+    toku_ft_handle_set_nodesize(brt, 4096);
     r = toku_ft_handle_open(brt, fname, 1, 1, ct, null_txn); assert(r==0);
 
     int i;
diff --git a/src/tests/test_db_change_xxx.c b/src/tests/test_db_change_xxx.c
new file mode 100644
index 00000000000..d7b97199c57
--- /dev/null
+++ b/src/tests/test_db_change_xxx.c
@@ -0,0 +1,116 @@
+/* -*- mode: C; c-basic-offset: 4; indent-tabs-mode: nil -*- */
+// vim: expandtab:ts=8:sw=4:softtabstop=4:
+#ident "Copyright (c) 2007 Tokutek Inc.  All rights reserved."
+#include "test.h"
+
+/* Can I close a db without opening it? */
+
+#include <stdlib.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <db.h>
+
+
+int
+test_main (int UU(argc), char UU(*const argv[])) {
+    int r;
+    DB_ENV *env;
+    DB *db;
+    r = system("rm -rf " ENVDIR);
+    CKERR(r);
+    r=toku_os_mkdir(ENVDIR, S_IRWXU+S_IRWXG+S_IRWXO);       assert(r==0);
+    r=db_env_create(&env, 0); assert(r==0);
+    r=env->open(env, ENVDIR, DB_PRIVATE|DB_CREATE, S_IRWXU+S_IRWXG+S_IRWXO); assert(r==0);
+
+    u_int32_t ret_val = 0;
+    r = db_create(&db, env, 0);
+    CKERR(r);
+    r = db->set_pagesize(db, 112024);
+    CKERR(r);
+    r = db->change_pagesize(db, 202433);
+    CKERR2(r, EINVAL);
+    r = db->get_pagesize(db, &ret_val);
+    CKERR(r);
+    assert(ret_val == 112024);
+    r = db->set_readpagesize(db, 33024);
+    CKERR(r);
+    r = db->change_readpagesize(db, 202433);
+    CKERR2(r, EINVAL);
+    r = db->get_readpagesize(db, &ret_val);
+    CKERR(r);
+    assert(ret_val == 33024);
+
+    enum toku_compression_method method = TOKU_ZLIB_METHOD;
+    enum toku_compression_method ret_method = TOKU_NO_COMPRESSION;
+    r = db->set_compression_method(db, method);
+    CKERR(r);
+    r = db->change_compression_method(db, method);
+    CKERR2(r, EINVAL);
+    r = db->get_compression_method(db, &ret_method);
+    CKERR(r);
+    assert(ret_method == TOKU_ZLIB_METHOD);
+
+    // now do the open
+    const char * const fname = "test.change_xxx";
+    r = db->open(db, NULL, fname, "main", DB_BTREE, DB_CREATE, 0666);
+    CKERR(r);
+    
+    r = db->get_pagesize(db, &ret_val);
+    CKERR(r);
+    assert(ret_val == 112024);
+    r = db->get_readpagesize(db, &ret_val);
+    CKERR(r);
+    assert(ret_val == 33024);
+    ret_method = TOKU_NO_COMPRESSION;
+    r = db->get_compression_method(db, &ret_method);
+    CKERR(r);
+    assert(ret_method == TOKU_ZLIB_METHOD);
+
+    r = db->set_pagesize(db, 2024);
+    CKERR2(r, EINVAL);
+    r = db->set_readpagesize(db, 1111);
+    CKERR2(r, EINVAL);
+    r = db->set_compression_method(db, TOKU_NO_COMPRESSION);
+    CKERR2(r, EINVAL);
+
+    r = db->change_pagesize(db, 100000);
+    CKERR(r);
+    r = db->change_readpagesize(db, 10000);
+    CKERR(r);
+    r = db->change_compression_method(db, TOKU_LZMA_METHOD);
+    CKERR(r);
+    
+    r = db->get_pagesize(db, &ret_val);
+    CKERR(r);
+    assert(ret_val == 100000);
+    r = db->get_readpagesize(db, &ret_val);
+    CKERR(r);
+    assert(ret_val == 10000);
+    ret_method = TOKU_NO_COMPRESSION;
+    r = db->get_compression_method(db, &ret_method);
+    CKERR(r);
+    assert(ret_method == TOKU_LZMA_METHOD);
+
+    r = db->close(db, 0);
+    
+    r = db_create(&db, env, 0);
+    CKERR(r);
+    r = db->open(db, NULL, fname, "main", DB_BTREE, DB_AUTO_COMMIT, 0666);
+    CKERR(r);
+
+    r = db->get_pagesize(db, &ret_val);
+    CKERR(r);
+    assert(ret_val == 100000);
+    r = db->get_readpagesize(db, &ret_val);
+    CKERR(r);
+    assert(ret_val == 10000);
+    ret_method = TOKU_NO_COMPRESSION;
+    r = db->get_compression_method(db, &ret_method);
+    CKERR(r);
+    assert(ret_method == TOKU_LZMA_METHOD);
+
+    r = db->close(db, 0);
+
+    r=env->close(env, 0);     assert(r==0);
+    return 0;
+}
diff --git a/src/ydb_db.c b/src/ydb_db.c
index 12004aa404b..28097df21bf 100644
--- a/src/ydb_db.c
+++ b/src/ydb_db.c
@@ -542,46 +542,73 @@ toku_db_get_flags(DB *db, u_int32_t *pflags) {
     return 0;
 }
 
+static int 
+toku_db_change_pagesize(DB *db, u_int32_t pagesize) {
+    HANDLE_PANICKED_DB(db);
+    if (!db_opened(db)) return EINVAL;
+    toku_ft_handle_set_nodesize(db->i->ft_handle, pagesize);
+    return 0;
+}
+
 static int 
 toku_db_set_pagesize(DB *db, u_int32_t pagesize) {
     HANDLE_PANICKED_DB(db);
-    int r = toku_ft_set_nodesize(db->i->ft_handle, pagesize);
-    return r;
+    if (db_opened(db)) return EINVAL;
+    toku_ft_handle_set_nodesize(db->i->ft_handle, pagesize);
+    return 0;
 }
 
 static int 
 toku_db_get_pagesize(DB *db, u_int32_t *pagesize_ptr) {
     HANDLE_PANICKED_DB(db);
-    int r = toku_ft_get_nodesize(db->i->ft_handle, pagesize_ptr);
-    return r;
+    toku_ft_handle_get_nodesize(db->i->ft_handle, pagesize_ptr);
+    return 0;
+}
+
+static int 
+toku_db_change_readpagesize(DB *db, u_int32_t readpagesize) {
+    HANDLE_PANICKED_DB(db);
+    if (!db_opened(db)) return EINVAL;
+    toku_ft_handle_set_basementnodesize(db->i->ft_handle, readpagesize);
+    return 0;
 }
 
 static int 
 toku_db_set_readpagesize(DB *db, u_int32_t readpagesize) {
     HANDLE_PANICKED_DB(db);
-    int r = toku_ft_set_basementnodesize(db->i->ft_handle, readpagesize);
-    return r;
+    if (db_opened(db)) return EINVAL;
+    toku_ft_handle_set_basementnodesize(db->i->ft_handle, readpagesize);
+    return 0;
 }
 
 static int 
 toku_db_get_readpagesize(DB *db, u_int32_t *readpagesize_ptr) {
     HANDLE_PANICKED_DB(db);
-    int r = toku_ft_get_basementnodesize(db->i->ft_handle, readpagesize_ptr);
-    return r;
+    toku_ft_handle_get_basementnodesize(db->i->ft_handle, readpagesize_ptr);
+    return 0;
+}
+
+static int 
+toku_db_change_compression_method(DB *db, enum toku_compression_method compression_method) {
+    HANDLE_PANICKED_DB(db);
+    if (!db_opened(db)) return EINVAL;
+    toku_ft_handle_set_compression_method(db->i->ft_handle, compression_method);
+    return 0;
 }
 
 static int 
 toku_db_set_compression_method(DB *db, enum toku_compression_method compression_method) {
     HANDLE_PANICKED_DB(db);
-    int r = toku_ft_set_compression_method(db->i->ft_handle, compression_method);
-    return r;
+    if (db_opened(db)) return EINVAL;
+    toku_ft_handle_set_compression_method(db->i->ft_handle, compression_method);
+    return 0;
 }
 
 static int 
 toku_db_get_compression_method(DB *db, enum toku_compression_method *compression_method_ptr) {
     HANDLE_PANICKED_DB(db);
-    int r = toku_ft_get_compression_method(db->i->ft_handle, compression_method_ptr);
-    return r;
+    toku_ft_handle_get_compression_method(db->i->ft_handle, compression_method_ptr);
+    return 0;
 }
 
 static int 
@@ -866,10 +893,13 @@ toku_db_create(DB ** db, DB_ENV * env, u_int32_t flags) {
     USDB(set_errfile);
     USDB(set_pagesize);
     USDB(get_pagesize);
+    USDB(change_pagesize);
     USDB(set_readpagesize);
     USDB(get_readpagesize);
+    USDB(change_readpagesize);
     USDB(set_compression_method);
     USDB(get_compression_method);
+    USDB(change_compression_method);
     USDB(set_flags);
     USDB(get_flags);
     USDB(fd);