Oracle Database Administration from Zero to Hero - Practice - Using SQL Loader

This video tutorial covers the use of SQL Loader to load data files into an Oracle database. It includes loading data with relatively positioned columns using delimiters, loading fixed position data, and loading data into multiple tables. The tutorial also explains how to install Oracle Database Examples to access SQL Loader case study files. Key issues like handling carriage return characters in CSV files and using control files for data loading are addressed.

What is the primary purpose of using SQL Loader in Oracle databases?

• To create new databases

• To load data files into Oracle databases

• To update Oracle database software

• To delete data from Oracle databases

What should you do if SQL Loader returns a message indicating 0 rows were successfully loaded?

• Reinstall the Oracle database

• Restart the SQL Loader utility

• Check the bad file and log file for errors

• Ignore the message and try again

How can you resolve the issue of carriage return characters being loaded with data in SQL Loader?

• Change the data type to integer

• Modify the control file to handle carriage return and line feed characters

• Use a different database

• Ignore the issue

What is the purpose of using the 'skip' parameter in SQL Loader?

• To skip loading the entire file

• To skip loading specific tables

• To skip loading specific columns

• To skip the header rows in the data file

When loading data into multiple tables, what is the role of the 'filler' keyword in SQL Loader?

• To fill missing data with default values

• To create new columns in the database

• To ignore certain columns during data loading

• To duplicate data across tables

What is the hexadecimal representation of the tab character used in SQL Loader control files?

• XA

• X8

• X9

• X7

What is the benefit of installing Oracle Database Examples for SQL Loader?

• To update SQL Loader software

• To create new databases

• To access SQL Loader case study files

• To delete existing databases

How many sample case studies are available in the SQL Loader case study files?

• 11

• 8

• 15

• 5

What is the size of the Oracle Database Examples file mentioned in the lecture?

• 1.5 GB

• 500 MB

• 850 MB

• 1 GB

What is the main conclusion about SQL Loader capabilities from the lecture?

• It can load data with both delimiters and fixed positioning

• It can only load data with delimiters

• It requires manual data transformation

• It is not suitable for loading data into multiple tables