pyspark.sql.datasource.DataSourceStreamReader.getDefaultReadLimit#
- DataSourceStreamReader.getDefaultReadLimit()[source]#
Returns the read limits potentially passed to the data source through options when creating the data source. See the built-in implementations of
ReadLimitfor available read limits.Implementing this method is optional. By default, it returns
ReadAllAvailable, which means there is no limit on the amount of data returned bylatestOffset().New in version 4.2.0.