DataFrame.read_query(query: str, append: bool = False, conn=None) DataFrame[source]

Fill from query

Fills the data frame with data from a table in the database.

query (str):

The query used to retrieve the data.

append (bool, optional):

If a data frame object holding the same name is already present in the getML engine, should the content in query be appended or replace the existing data?

conn (Connection, optional):

The database connection to be used. If you don’t explicitly pass a connection, the engine will use the default connection.


Handler of the underlying data.