Structure is :-
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Paragraph Header - Tutorial - Data Management
1) Create the Table
Create and run the SQL Script.
It's good to have a Script that doprs the Table and then re-creates it.
That way, you can simply re-run the Script many times, and it will 'tidy-up' after itself.
If you don't have one, generate one from your Data Modelling Tool.
2) Load Data into the Table
The recommended method is to prepare a flat, CSV file and use SQL*Loader.
You might consider using Excel and/or Microsoft Access to create sample data.
3) Check Data in the Table
Simply start-up SQL*Plus and run SELECT COUNT(*) FROM table_name;
3) Clear data from the Table
Either DELETE FROM table_name
or TRUNCATE table_name
If you have a lot of Tables, you can run a Script to generate another Script to
process all tables at once.
We also have a Script to identify the owner of most of the Tables.
4) Check table structure and num_rows :-