Patent ID: 7222136

Claim:
A method of communicating data dictionary information of database objects through a redo stream, comprising the steps of: logging data dictionary information relating to internal identifier mapping information comprising mapping information from internal identifiers of schema objects of the database to user readable information relating to the schema objects of the database associated with a first database data table to the redo stream, the redo stream comprising a record of all committed and uncommitted changes made to the database objects, wherein the step of logging information relating to internal identifier mapping information associated with the first database data table to the redo stream is performed in connection with the generation of a record for the redo stream and comprises the steps of: extracting information relating to internal identifier mapping information associated with the first database data table from a metadata source; inserting information relating to internal identifier mapping information associated with the first database data table into a second database data table; and logging information representing the information inserted into the second database data table to the redo stream; processing a transaction related to the first database data table; and logging redo information representing changes to the first database data table caused by processing of the transaction to the redo stream.