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Modify text file with Oracle PL/SQL

I'm trying to open and replace a string in a text file with the following procedure: BEGIN v_file_name := 'text_file.txt'; v_filehandle := utl_file.fopen(v_file_dir, v_file_name, 'W'); v_id_nextval ...
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Creating and tuning a materialized view in oracle for use by Cognos BI

I am currently in the middle of a Cognos BI implementation and am having difficulty in tuning a view in order for SQL Server to select its contents for fulfilling the incremental load in a timely ...