Oracle InterMedia Java Classes. User's Guide and Reference by Chittlster M.

By Chittlster M.

This advisor describes find out how to use Oracle interMedia Java Classes.This advisor is for builders or database directors who're drawn to storing, retrieving, and manipulating multimedia information in an Oracle database, together with builders of multimedia specialization functions. clients of this advisor must have event with Java and JDBC.

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Program Examples Using Java Classes 2-1 OrdAudio Example ■ Extract and print properties from the application OrdAudio object. ■ Demonstrate error handling through a failed call to a database method. sql sample file. 7. -- If you are running against an older release of interMedia and the -- Oracle database, you will have to modify the following INSERT statements -- to use the OrdAudio default constructor. sql perform the following operations: 2-2 1. Create a user named AUDIOUSER and grant the appropriate permissions to the user.

Handles any errors or exceptions raised by the code. 6 otherMethods( ) Method Example 2–7 shows a user-defined method named otherMethods( ), which attempts to use the processSourceCommand( ) method. prepareCall("update taud set aud = ? println("other methods unsuccessful"); } The otherMethods( ) method performs the following operations: 2-10 1. Creates an integer that will be used to indicate the success or failure of the method and sets it initially to 1 (for success). 2. Creates a statement, a local OracleResultSet, and a local OrdAudio object named audObj, and populates audObj with media data through the same process described in steps 1 through 5 of Example 2–4.

This also sets the local field on audObj, but not the database object. 7. dat. 8. Gets the content length of audObj and prints it to the screen to verify the success of the loading. 9. Creates and executes a SQL statement that will update the database OrdAudio object with the contents of audObj. 10. Handles any errors or exceptions raised by the code. 4 extractProperties( ) Method Example 2–5 shows a user-defined method named extractProperties( ), which sets the properties in the application object.

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