I have a 100GB csv file with millions of rows. I need to read, say, 10,000 rows at a time in pandas dataframe and write that to the SQL server in chunks.
I used chunksize as well as iteartor as suggested on http://pandas-docs.github.io/pandas-docs-travis/io.html#iterating-through-files-chunk-by-chunk, and have gone through many similar questions,but I am still getting the out of memory error.
Can you suggest a code to read very big csv files in pandas dataframe iteratively?
for chunk in pd.read_csv(filename, chunksize=10**5): chunk.to_sql('table_name', conn, if_exists='append')
conn is a SQLAlchemy engine (created by