Oracle - What Is SQL*Loader in Oracle

What Is SQL*Loader in Oracle

Q

What Is SQL*Loader in Oracle?

✍: FYIcenter.com

A

SQL*Loader is a database tool that allows to load data from external files into database tables. SQL*Loader is available as part of the free Oracle 10g Expression Edition. It has some interesting features as:

Can load data from multiple data files into multiple tables in one load session.
Can specify character set of the data.
Can generate sophisticated error reports.
Can load data directly to Oracle datafiles, bypassing normal record inserting process.

⇒Loading and Exporting Data in Oracle

⇒⇒Oracle Database Tutorials

2018-06-12, 1033👍, 0💬

What Is a SQL*Loader Control File in Oracle
What Is a SQL*Loader Control File in Oracle? A SQL*Loader control file a text that defines how data files should be loaded into the database. It allows you to specify: Where is the input data file. The format of the input date file. The target table where the data should be loaded. How input data fi... 2016-11-27, 905👍, 0💬

Load Data with SQL*Loader in Oracle
How To Load Data with SQL*Loader in Oracle? Let's say you have a table defined as: CREATE TABLE student (id NUMBER(5) PRIMARY KEY, first_name VARCHAR(80) NOT NULL, last_name VARCHAR(80) NOT NULL, birth_date DATE NOT NULL, social_number VARCHAR(80) UNIQUE NOT NULL); There is an input data file stored... 2016-11-27, 882👍, 0💬

Export Data with Field Delimiters in Oracle
How To Export Data with a Field Delimiter in Oracle? The previous exercise allows you to export data with fixed field lengths. If you want export data with variable field lengths and field delimiters, you can concatenate your fields with an expression in the SELECT clause as shown in the tutorial ex... 2018-06-27, 777👍, 0💬

Quickest Way to Export Data to a Flat File in Oracle
What Is the Quickest Way to Export a Table to a Flat File in Oracle? The quickest way to export a table to a flat file is probably to use the SQL*Plus SPOOL command. It allows you to record SELECT query result to a text file on the operating system. The following tutorial exercise shows you how cont... 2018-06-27, 764👍, 0💬

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