Uses of Package
org.apache.drill.common.exceptions

Package
Description
Internal configuration state definitions.
Various exceptions used in logical, physical and execution contexts.
Java client API for submitting queries and accepting result sets from a Drill server.
Execution-time exceptions.
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Handles optional file metadata columns: implicit columns and partition columns.
Defines the projection, vector continuity and other operations for a set of one or more readers.
Provides run-time semantic analysis of the projection list for the scan operator.
Provides the "version 3" scan framework (which can also be thought of as EVF version 2).
 
Implements the details of the scan lifecycle for a set of readers, primarily the process of resolving the scan output schema from a variety of input schemas, then running each reader, each of which will produce some number of batches.
Provides run-time semantic analysis of the projection list for the scan operator.
 
 
 
 
 
 
 
 
 
 
 
 
 
Provides a second-generation row set (AKA "record batch") writer used by client code to Define the schema of a result set. Write data into the vectors backing a row set.
Handles the details of the result set loader implementation.
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Drill storage plugin.
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Kafka storage plugin.
 
Defines a mock data source which generates dummy test data for use in testing.
MongoDB storage plugin.
 
 
 
 
 
 
 
 
 
 
Provides resource management and queuing support for the Drill foreman.