Index: jackrabbit-core/src/main/java/org/apache/jackrabbit/core/persistence/bundle/DerbyPersistenceManager.java
===================================================================
--- jackrabbit-core/src/main/java/org/apache/jackrabbit/core/persistence/bundle/DerbyPersistenceManager.java	(revision 653372)
+++ jackrabbit-core/src/main/java/org/apache/jackrabbit/core/persistence/bundle/DerbyPersistenceManager.java	(working copy)
@@ -248,12 +248,6 @@
         if (getUrl() == null) {
             setUrl("jdbc:derby:" + context.getHomeDir().getPath() + "/db/itemState;create=true");
         }
-        if (getUser() == null) {
-            setUser("");
-        }
-        if (getPassword() == null) {
-            setPassword("");
-        }
         if (getSchemaObjectPrefix() == null) {
             setSchemaObjectPrefix("");
         }
Index: jackrabbit-core/src/main/java/org/apache/jackrabbit/core/persistence/bundle/OraclePersistenceManager.java
===================================================================
--- jackrabbit-core/src/main/java/org/apache/jackrabbit/core/persistence/bundle/OraclePersistenceManager.java	(revision 653372)
+++ jackrabbit-core/src/main/java/org/apache/jackrabbit/core/persistence/bundle/OraclePersistenceManager.java	(working copy)
@@ -37,8 +37,8 @@
  * <li>&lt;param name="{@link #setMinBlobSize(String) minBlobSize}" value="16384"/>
  * <li>&lt;param name="{@link #setDriver(String) driver}" value="oracle.jdbc.OracleDriverr"/>
  * <li>&lt;param name="{@link #setUrl(String) url}" value="jdbc:oracle:thin:@127.0.0.1:1521:xe"/>
- * <li>&lt;param name="{@link #setUser(String) user}" value="crx"/>
- * <li>&lt;param name="{@link #setPassword(String) password}" value="crx"/>
+ * <li>&lt;param name="{@link #setUser(String) user}" value=""/>
+ * <li>&lt;param name="{@link #setPassword(String) password}" value=""/>
  * <li>&lt;param name="{@link #setSchema(String) schema}" value="oracle"/>
  * <li>&lt;param name="{@link #setSchemaObjectPrefix(String) schemaObjectPrefix}" value="${wsp.name}_"/>
  * <li>&lt;param name="{@link #setTableSpace(String) tableSpace}" value=""/>
@@ -95,12 +95,6 @@
         if (getUrl() == null) {
             setUrl("jdbc:oracle:thin:@127.0.0.1:1521:xe");
         }
-        if (getUser() == null) {
-            setUser("crx");
-        }
-        if (getPassword() == null) {
-            setPassword("crx");
-        }
         if (getSchema() == null) {
             setSchema("oracle");
         }
Index: jackrabbit-core/src/main/java/org/apache/jackrabbit/core/persistence/bundle/H2PersistenceManager.java
===================================================================
--- jackrabbit-core/src/main/java/org/apache/jackrabbit/core/persistence/bundle/H2PersistenceManager.java	(revision 653372)
+++ jackrabbit-core/src/main/java/org/apache/jackrabbit/core/persistence/bundle/H2PersistenceManager.java	(working copy)
@@ -34,8 +34,8 @@
  *     &lt;param name="{@link #setMinBlobSize(String) minBlobSize}" value="16384"/>
  *     &lt;param name="{@link #setDriver(String) driver}" value="org.h2.Driver"/>
  *     &lt;param name="{@link #setUrl(String) url}" value="jdbc:h2:file:${wsp.home}/db/itemState"/>
- *     &lt;param name="{@link #setUser(String) user}" value="sa"/>
- *     &lt;param name="{@link #setPassword(String) password}" value="sa"/>
+ *     &lt;param name="{@link #setUser(String) user}" value=""/>
+ *     &lt;param name="{@link #setPassword(String) password}" value=""/>
  *     &lt;param name="{@link #setSchema(String) schema}" value="h2"/>
  *     &lt;param name="{@link #setSchemaObjectPrefix(String) schemaObjectPrefix}" value=""/>
  *     &lt;param name="{@link #setErrorHandling(String) errorHandling}" value=""/>
@@ -81,12 +81,6 @@
         if (getUrl() == null) {
             setUrl("jdbc:h2:file:" + context.getHomeDir().getPath() + "/db/itemState");
         }
-        if (getUser() == null) {
-            setUser("sa");
-        }
-        if (getPassword() == null) {
-            setPassword("sa");
-        }
         if (getSchema() == null) {
             setSchema("h2");
         }
Index: jackrabbit-core/src/main/java/org/apache/jackrabbit/core/persistence/bundle/Oracle9PersistenceManager.java
===================================================================
--- jackrabbit-core/src/main/java/org/apache/jackrabbit/core/persistence/bundle/Oracle9PersistenceManager.java	(revision 653372)
+++ jackrabbit-core/src/main/java/org/apache/jackrabbit/core/persistence/bundle/Oracle9PersistenceManager.java	(working copy)
@@ -49,8 +49,8 @@
  * <li>&lt;param name="{@link #setMinBlobSize(String) minBlobSize}" value="16384"/>
  * <li>&lt;param name="{@link #setDriver(String) driver}" value="oracle.jdbc.OracleDriverr"/>
  * <li>&lt;param name="{@link #setUrl(String) url}" value="jdbc:oracle:thin:@127.0.0.1:1521:xe"/>
- * <li>&lt;param name="{@link #setUser(String) user}" value="crx"/>
- * <li>&lt;param name="{@link #setPassword(String) password}" value="crx"/>
+ * <li>&lt;param name="{@link #setUser(String) user}" value=""/>
+ * <li>&lt;param name="{@link #setPassword(String) password}" value=""/>
  * <li>&lt;param name="{@link #setSchema(String) schema}" value="oracle"/>
  * <li>&lt;param name="{@link #setSchemaObjectPrefix(String) schemaObjectPrefix}" value="${wsp.name}_"/>
  * <li>&lt;param name="{@link #setErrorHandling(String) errorHandling}" value=""/>