Hello everyone, i'm a new member in this community..
i wanna to ask about ETL using Tmap Component in talend Data Integration
How to check our data existance during extracting using tmap?
i have 3 table in tinput component 1 table input and 2 table for lookup which input table contain a string data. I want just one string data that allow to extract to output table..if in output data there is a same string data, tmap must reject it
I hope all of this forum member can help me about this...Thanks before
Im so sorry that my english is bad...
Use tUniqRow to exclude duplicates.
Then with tMap and the result of tUniqRow, exclude all duplicates including the 1rst one.
Go an idea of how to proceed?
could you give me a concept to do it? im so sorry i dont have an idea to do it..because im new in datawarehouse