public enum SchemaType {ALL, TABLES, PROCEDURES, FUNCTIONS};

    /**
     * Retrieve the schema of the given model
     *  
     * @param vdbName
     * @param vdbVersion
     * @param modelName
     * @param SchemaType Type of schema objects to retrieve
     * @param typeNamePattern RegEx pattern to filter to names of tables, procedures that are being read.   
     */
    String getSchema(String vdbName, int vdbVersion, 
                      String modelName, SchemaType allowedTypes, 
                      String typeNamePattern) throws AdminException;