Hi Team,
I have a below table.
| PH6 | PH6_desc | Sales T/O |
| 231546 | BV 546 | 1163729 |
| 255373 | VAG Produkte | 1092099 |
| 221051 | El. fusion fitti. PB | 880487 |
| 201950 | Solv.cement fitt.me. | 874874 |
| 230152 | Solv. Cement Fit. mm | 689215 |
| 202956 | Ballvalves for water | 550592 |
| 230153 | Adapter Fittings mm | 531082 |
| 251313 | ELGEF Plus saddles | 464251 |
| 221043 | Pipe PB in bars | 451753 |
| 2J1J54 | Regulierarmaturen | 432843 |
Further I want to add new column as below. Kindly help me in doing this.
| PH6 | PH6_desc | Sales T/O | New Column | Description |
| 231546 | BV 546 | 1163729 | 1163729 | For the first row the value should be same as Sales T/O(1163729) |
| 255373 | VAG Produkte | 1092099 | 2255828 | Addition of 1st row and 2nd row of Sales T/O(1163729+1092099) |
| 221051 | El. fusion fitti. PB | 880487 | 3136315 | 880487+2255828 |
| 201950 | Solv.cement fitt.me. | 874874 | 4011189 | 874874+3136315 |
| 230152 | Solv. Cement Fit. mm | 689215 | 4700404 | 689215+4011189 |
| 202956 | Ballvalves for water | 550592 | 5250996 | 550592+4700404 |
| 230153 | Adapter Fittings mm | 531082 | 5782078 | 531082+5250996 |
| 251313 | ELGEF Plus saddles | 464251 | 6246329 | 464251+5782078 |
| 221043 | Pipe PB in bars | 451753 | 6698082 | 451753+6246329 |
| 2J1J54 | Regulierarmaturen | 432843 | 7130925 | 432843+6698082 |
