Dask read_sql_table errors out when using an SQLAlchemy expression

Question

I\'m trying to use an SQLAlchemy expression with dask\'s read_sql_table in order to bring down a dataset that is created by joining and filtering a few different tables. The do

Answer 1

The query sent on that line is auto-generated by SQLAlchemy, so the syntax ought to be correct. However, I notice that your original query includes a .limit() modifier. The purpose of the line head = is to get the first few rows, to infer types. If the original query already has a limit clause, I can see that the two might conflict. Please try using a query without .limit().