netbeans.apache.org/src/content/dtds/connection-1_1.dtd

<?xml version="1.0" encoding="UTF-8"?>
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<!--- The root connection element. -->
<!ELEMENT connection (driver-class,driver-name,database-url,schema,user,password)>

<!--- The driver class. -->
<!ELEMENT driver-class EMPTY>
<!ATTLIST driver-class
    value CDATA #REQUIRED
>

<!--- The driver name. -->
<!ELEMENT driver-name EMPTY>
<!ATTLIST driver-name
    value CDATA #REQUIRED
>

<!--- The database URL. -->
<!ELEMENT database-url EMPTY>
<!ATTLIST database-url
    value CDATA #REQUIRED
>

<!--- The schema to which to connect by default. -->
<!ELEMENT schema EMPTY>
<!ATTLIST schema
    value CDATA #REQUIRED
>

<!--- The database user to connect as. -->
<!ELEMENT user EMPTY>
<!ATTLIST user 
    value CDATA #REQUIRED
>
<!--- The database password (hashed). -->
<!ELEMENT password EMPTY>
<!ATTLIST password 
    value CDATA #REQUIRED
>