Appending Pandas dataframe to sqlite table by primary key

Question

I want to append the Pandas dataframe to an existing table in a sqlite database called \'NewTable\'. NewTable has three fields (ID, Name, Age) and ID is the primary key. My

Answer 1

You can use SQL functionality insert or replace

query=''' insert or replace into NewTable (ID,Name,Age) values (?,?,?) '''
conn.executemany(query, test.to_records(index=False))
conn.commit()