Difference between same database.

Question

hi, i am using a local database in c# visual studio and make a insert, delete and update record system for this i have created two database database 1 and database 2. In one form i use the database 1 and in another form i used database 2. My both database colums and data type values are same both have 4 coloums and have same name in it. The problem is that when i insert a record in one form which means that in database 1 it automatically inserted into database 2 and same for all other 2 operations( delete and update). Please tell me how can i solve this so that i am very thank full to you