Presto 0.184 Documentation

5.9. Local File Connector

5.9. Local File Connector

The local file connector allows querying data stored on the local file system of each worker.

Configuration

To configure the local file connector, create a catalog properties file under etc/catalog named, for example, localfile.properties with the following contents:

connector.name=localfile

Configuration Properties

Property Name Description
presto-logs.http-request-log.location Directory or file where HTTP request logs are written
presto-logs.http-request-log.pattern If the log location is a directory this glob is used to match file names in the directory

Local File Connector Schemas and Tables

The local file connector provides a single schema named logs. You can see all the available tables by running SHOW TABLES:

SHOW TABLES FROM localfile.logs;

http_request_log

This table contains the HTTP request logs from each node on the cluster.