Loading from a Fixed Text File
A fixed text file is one in which data resides in fixed positions within the file.
About this task
The following SQL statements
load data from the emp_exp external table to a fixed-position
table (employee):
CREATE EXTERNAL TABLE emp_ext ( name CHAR(18) EXTERNAL CHAR(18), hiredate DATE EXTERNAL CHAR(10), address VARCHAR(40) EXTERNAL CHAR(40), empno INTEGER EXTERNAL CHAR(6) ) USING ( FORMAT 'FIXED', DATAFILES ("DISK:/work2/mydir/emp.fix") ); INSERT INTO employee SELECT * FROM emp_ext;
The enumerated columns use the keyword EXTERNAL to describe the format in which to store the data in the external file.