Svelta
Compare CSV files, resulting with:
- A file (_upsert.csv) with the newly created/updated lines
- A file (_delete.csv) with the deleted lines
How
svelta.sh old_data.csv new_data.csv
Example
Having new_data.csv...
id,first_name,last_name,email,gender,ip_address
6,Hildy,Loram,hloram5@ezinearticles.com,Female,149.73.190.209
4,Marthena,Fernando,mfernando3@homestead.com.UPDATED,Female,100.128.150.95
1,Leyla,Culligan,lculligan0@sfgate.com,Female,214.35.5.12
2,Melloney,Lafontaine,mlafontaine1@zdnet.com,Female,59.173.34.20
3,Amye,Grafhom,agrafhom6@mit.edu,Female,103.211.219.108
5,Zachariah,Kenway UPDATED,zkenway4@prlog.org,Male,195.4.181.117
...and old_data.csv...
id,first_name,last_name,email,gender,ip_address
2,Melloney,Lafontaine,mlafontaine1@zdnet.com,Female,59.173.34.20
7,Bertram,Limpkin,blimpkin2@google.co.uk,Male,191.68.118.149
4,Marthena,Fernando,mfernando3@homestead.com,Female,100.128.150.95
5,Zachariah,Kenway,zkenway4@prlog.org,Male,195.4.181.117
1,Leyla,Culligan,lculligan0@sfgate.com,Female,214.35.5.12
6,Hildy,Loram,hloram5@ezinearticles.com,Female,149.73.190.209
3,Amye,Grafhom,agrafhom6@mit.edu,Female,103.211.219.108
...will generate new_data_upsert.csv...
id,first_name,last_name,email,gender,ip_address
4,Marthena,Fernando,mfernando3@homestead.com.UPDATED,Female,100.128.150.95
5,Zachariah,Kenway UPDATED,zkenway4@prlog.org,Male,195.4.181.117
...and new_data_delete.csv...
id,first_name,last_name,email,gender,ip_address
7,,,,,