Linq Query, Please Help!

[kantheshm (Kanthesh Mallesh)]

Hi @NIVED_NAMBIAR ,

Thank you for helping me…

Dt1
Col1 – Col2 – Col3 – Col4
A – 11 – AA – ABC
B – 12 – RT – EFG
C – 13 – HL – XYZ
D – 27 – AA – ABC
F – 15 – RT – EFG
G – 24 – HL – XYZ

Dt2
Col1 – Col2 – Col3 – Col4
A – 11 – AA – KLM
B – 12 – RT – NOP
C – 13 – HL – QRS
D – 27 – AA – WXC
F – 15 – RT – ASD
G – 24 – HL – MKL

output

Col1 – Col2 – Col3 – Col4-Col5
A – 11 – AA – ABC-KLM
B – 12 – RT – EFG-NOP
C – 13 – HL – XYZ-QRS
D – 27 – AA – ABC-WXC
F – 15 – RT – EFG-ASD
G – 24 – HL – XYZ-MKL

I am selecting data from 2 datatable, DT1 & DT2 after join.

Can you please help me on this…