https://community.databricks.com/t5/data-engineering/jdbc-to-delta-lake-is-setting-fetch-size-expected-to-be/m-p/16392#M10586 <P>I am using the databricks jdbc driver to access a delta lake. The database URL specifies transportMode=http. I have experimented with setting different values of fetchSize on the java.sqlPreparedStatement object and have monitored memory use within my application. I am getting inconclusive results. </P><P></P><P>Is this setting to have an effect at all in my set-up?</P> Fri, 16 Dec 2022 14:48:52 GMT SebastianM 2022-12-16T14:48:52Z https://community.databricks.com/t5/data-engineering/jdbc-to-delta-lake-is-setting-fetch-size-expected-to-be/m-p/16392#M10586 <P>I am using the databricks jdbc driver to access a delta lake. The database URL specifies transportMode=http. I have experimented with setting different values of fetchSize on the java.sqlPreparedStatement object and have monitored memory use within my application. I am getting inconclusive results. </P><P></P><P>Is this setting to have an effect at all in my set-up?</P> Fri, 16 Dec 2022 14:48:52 GMT https://community.databricks.com/t5/data-engineering/jdbc-to-delta-lake-is-setting-fetch-size-expected-to-be/m-p/16392#M10586 SebastianM 2022-12-16T14:48:52Z https://community.databricks.com/t5/data-engineering/jdbc-to-delta-lake-is-setting-fetch-size-expected-to-be/m-p/16393#M10587 <P>I think there is one spark configuration but I forgot right now </P><P></P><P>Pelase try to utilized this doc maybe you get something- <A href="https://spark.apache.org/docs/latest/configuration.html" target="test_blank">https://spark.apache.org/docs/latest/configuration.html</A></P> Tue, 20 Dec 2022 14:08:35 GMT https://community.databricks.com/t5/data-engineering/jdbc-to-delta-lake-is-setting-fetch-size-expected-to-be/m-p/16393#M10587 Aviral-Bhardwaj 2022-12-20T14:08:35Z