joinx(USP)

Name

joinx : Perform a complete join with all possible combinations.

Synopsis

Usage   : joinx <file1> <file2>

Version : Tue Jan  9 09:02:34 JST 2024

Edition : 1

Description

Joins the records of two files in all possible combinations.

The join is performed in the order the arguments are specified.

In other words, each record in <file1> is joined with every record

in <file2> in order.

Example 1

(Original Data1:data1)

1 Agriculture

2 Industry

3 Services

(Original Data2:data2)

1 New_York

2 Boston

3 Washington_DC

4 Miami

5 Los_Angeles

$ joinx data1 data2 > data3

(data3)           <- Combines all records in data1 and data2

1 Agriculture 1 New_York

1 Agriculture 2 Boston

1 Agriculture 3 Washington_DC

1 Agriculture 4 Miami

1 Agriculture 5 Los_Angeles

2 Industry 1 New_York

2 Industry 2 Boston

2 Industry 3 Washington_DC

2 Industry 4 Miami

2 Industry 5 Los_Angeles

3 Services 1 New_York

3 Services 2 Boston

3 Services 3 Washington_DC

3 Services 4 Miami

3 Services 5 Los_Angeles