| Package | Description |
|---|---|
| org.apache.drill.exec.expr |
Drill expression materialization and evaluation facilities.
|
| org.apache.drill.exec.physical.impl.scan.convert |
Standard type conversion tools for the case in which the input
types are the standard Java types already supported by the
ValuesWriter interface. |
| org.apache.drill.exec.physical.impl.scan.v3 |
Provides the "version 3" scan framework (which can also be thought of
as EVF version 2).
|
| org.apache.drill.exec.physical.resultSet |
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.
|
| org.apache.drill.exec.physical.resultSet.impl |
Handles the details of the result set loader implementation.
|
| org.apache.drill.exec.physical.resultSet.model |
The "row set model" provides a "dual" of the vector structure used to create,
allocate and work with a collection of vectors.
|
| org.apache.drill.exec.physical.resultSet.model.hyper |
Implementation of a row set model for hyper-batches.
|
| org.apache.drill.exec.physical.resultSet.model.single |
This set of classes models the structure of a batch consisting
of single vectors (as contrasted with a hyper batch.) Provides tools
or metdata-based construction, allocation, reading and writing of
the vectors.
|
| org.apache.drill.exec.physical.resultSet.util | |
| org.apache.drill.exec.physical.rowSet |
Provides a set of tools to work with row sets.
|
| org.apache.drill.exec.record | |
| org.apache.drill.exec.store | |
| org.apache.drill.exec.store.avro | |
| org.apache.drill.exec.store.cassandra | |
| org.apache.drill.exec.store.easy.json.loader | |
| org.apache.drill.exec.store.easy.json.parser | |
| org.apache.drill.exec.store.easy.json.values | |
| org.apache.drill.exec.store.easy.text.reader |
Version 3 of the text reader.
|
| org.apache.drill.exec.store.elasticsearch | |
| org.apache.drill.exec.store.hdf5.writers | |
| org.apache.drill.exec.store.http | |
| org.apache.drill.exec.store.httpd | |
| org.apache.drill.exec.store.iceberg.read | |
| org.apache.drill.exec.store.image | |
| org.apache.drill.exec.store.mock |
Defines a mock data source which generates dummy test data for use
in testing.
|
| org.apache.drill.exec.store.pdf | |
| org.apache.drill.exec.store.sas | |
| org.apache.drill.exec.store.spss | |
| org.apache.drill.exec.store.xml | |
| org.apache.drill.exec.vector.accessor |
Provides a light-weight, simplified set of column readers and writers that
can be plugged into a variety of row-level readers and writers.
|
| org.apache.drill.exec.vector.accessor.reader |
Provides the reader hierarchy as explained in the API package.
|
| org.apache.drill.exec.vector.accessor.writer |
Implementation of the vector writers.
|
| org.apache.drill.exec.vector.accessor.writer.dummy |
This package provides a "dummy" set of writers.
|
| org.apache.drill.jdbc |
JDBC driver for Drill.
|
| Class and Description |
|---|
| SqlAccessor
Column-data accessor that implements JDBC's Java-null--when--SQL-NULL mapping.
|
| Class and Description |
|---|
| ScalarWriter
Represents a scalar value: a required column, a nullable column,
or one element within an array of scalars.
|
| UnsupportedConversionError
Raised when a column accessor reads or writes the value using the wrong
Java type (which may indicate an data inconsistency in the input data.)
|
| ValueWriter
Writer for a scalar value.
|
| Class and Description |
|---|
| ValueWriter
Writer for a scalar value.
|
| Class and Description |
|---|
| ColumnWriter
Generic information about a column writer including:
Metadata
Write position information about a writer needed by a vector overflow
implementation.
|
| TupleWriter
Writer for a tuple.
|
| Class and Description |
|---|
| ArrayWriter
Writer for values into an array.
|
| ColumnWriter
Generic information about a column writer including:
Metadata
Write position information about a writer needed by a vector overflow
implementation.
|
| ObjectWriter
Represents a column within a tuple.
|
| ScalarWriter
Represents a scalar value: a required column, a nullable column,
or one element within an array of scalars.
|
| TupleWriter
Writer for a tuple.
|
| VariantWriter
Writer for a Drill "union vector." The union vector is presented
as a writer over a set of variants.
|
| VariantWriter.VariantWriterListener |
| WriterPosition
Position information about a writer used during vector overflow.
|
| Class and Description |
|---|
| ColumnReaderIndex
The reader structure is heavily recursive.
|
| Class and Description |
|---|
| ColumnReaderIndex
The reader structure is heavily recursive.
|
| Class and Description |
|---|
| ColumnReaderIndex
The reader structure is heavily recursive.
|
| Class and Description |
|---|
| TupleReader
Interface for reading from tuples (rows or maps).
|
| Class and Description |
|---|
| ColumnReader
Base interface for all column readers, defining a generic set of methods
that all readers provide.
|
| ColumnReaderIndex
The reader structure is heavily recursive.
|
| ColumnWriter
Generic information about a column writer including:
Metadata
Write position information about a writer needed by a vector overflow
implementation.
|
| TupleReader
Interface for reading from tuples (rows or maps).
|
| TupleWriter
Writer for a tuple.
|
| WriterPosition
Position information about a writer used during vector overflow.
|
| Class and Description |
|---|
| ArrayWriter
Writer for values into an array.
|
| DictWriter
Physically the writer is an array writer with special tuple writer as its element.
|
| ObjectWriter
Represents a column within a tuple.
|
| TupleWriter
Writer for a tuple.
|
| ValueWriter
Writer for a scalar value.
|
| Class and Description |
|---|
| ScalarWriter
Represents a scalar value: a required column, a nullable column,
or one element within an array of scalars.
|
| Class and Description |
|---|
| TupleWriter
Writer for a tuple.
|
| ValueWriter
Writer for a scalar value.
|
| Class and Description |
|---|
| TupleWriter
Writer for a tuple.
|
| ValueWriter
Writer for a scalar value.
|
| Class and Description |
|---|
| ArrayWriter
Writer for values into an array.
|
| ObjectWriter
Represents a column within a tuple.
|
| ScalarWriter
Represents a scalar value: a required column, a nullable column,
or one element within an array of scalars.
|
| TupleWriter
Writer for a tuple.
|
| UnsupportedConversionError
Raised when a column accessor reads or writes the value using the wrong
Java type (which may indicate an data inconsistency in the input data.)
|
| VariantWriter
Writer for a Drill "union vector." The union vector is presented
as a writer over a set of variants.
|
| Class and Description |
|---|
| UnsupportedConversionError
Raised when a column accessor reads or writes the value using the wrong
Java type (which may indicate an data inconsistency in the input data.)
|
| Class and Description |
|---|
| ScalarWriter
Represents a scalar value: a required column, a nullable column,
or one element within an array of scalars.
|
| Class and Description |
|---|
| ScalarWriter
Represents a scalar value: a required column, a nullable column,
or one element within an array of scalars.
|
| ValueWriter
Writer for a scalar value.
|
| Class and Description |
|---|
| TupleWriter
Writer for a tuple.
|
| ValueWriter
Writer for a scalar value.
|
| Class and Description |
|---|
| TupleWriter
Writer for a tuple.
|
| ValueWriter
Writer for a scalar value.
|
| Class and Description |
|---|
| ScalarWriter
Represents a scalar value: a required column, a nullable column,
or one element within an array of scalars.
|
| Class and Description |
|---|
| ScalarWriter
Represents a scalar value: a required column, a nullable column,
or one element within an array of scalars.
|
| Class and Description |
|---|
| TupleWriter
Writer for a tuple.
|
| ValueWriter
Writer for a scalar value.
|
| Class and Description |
|---|
| ArrayWriter
Writer for values into an array.
|
| ScalarWriter
Represents a scalar value: a required column, a nullable column,
or one element within an array of scalars.
|
| TupleWriter
Writer for a tuple.
|
| Class and Description |
|---|
| ScalarWriter
Represents a scalar value: a required column, a nullable column,
or one element within an array of scalars.
|
| Class and Description |
|---|
| ScalarWriter
Represents a scalar value: a required column, a nullable column,
or one element within an array of scalars.
|
| Class and Description |
|---|
| ScalarWriter
Represents a scalar value: a required column, a nullable column,
or one element within an array of scalars.
|
| Class and Description |
|---|
| ScalarWriter
Represents a scalar value: a required column, a nullable column,
or one element within an array of scalars.
|
| Class and Description |
|---|
| TupleWriter
Writer for a tuple.
|
| Class and Description |
|---|
| AbstractKeyAccessor |
| AbstractSqlAccessor |
| ArrayReader
Generic array reader.
|
| ArrayWriter
Writer for values into an array.
|
| ColumnReader
Base interface for all column readers, defining a generic set of methods
that all readers provide.
|
| ColumnWriter
Generic information about a column writer including:
Metadata
Write position information about a writer needed by a vector overflow
implementation.
|
| ColumnWriterIndex
A Drill record batch consists of a variety of vectors, including maps and lists.
|
| DictReader |
| DictWriter
Physically the writer is an array writer with special tuple writer as its element.
|
| InvalidAccessException |
| InvalidConversionError
Raised when a conversion from one type to another is supported at
setup type, but a value provided at runtime is not valid for that
conversion.
|
| KeyAccessor |
| ObjectReader
Defines a reader to get values for value vectors using
a simple, uniform interface modeled after a JSON object.
|
| ObjectType
Type of writer.
|
| ObjectWriter
Represents a column within a tuple.
|
| ScalarReader
Defines a reader to obtain values from value vectors using
a simple, uniform interface.
|
| ScalarWriter
Represents a scalar value: a required column, a nullable column,
or one element within an array of scalars.
|
| SqlAccessor
Column-data accessor that implements JDBC's Java-null--when--SQL-NULL mapping.
|
| TupleReader
Interface for reading from tuples (rows or maps).
|
| TupleWriter
Writer for a tuple.
|
| UnsupportedConversionError
Raised when a column accessor reads or writes the value using the wrong
Java type (which may indicate an data inconsistency in the input data.)
|
| ValueType
Represents the primitive types supported to read and write data
from value vectors.
|
| ValueWriter
Writer for a scalar value.
|
| VariantReader
Reader for a Drill "union vector." The union vector is presented
as a reader over a set of variants.
|
| VariantWriter
Writer for a Drill "union vector." The union vector is presented
as a writer over a set of variants.
|
| WriterPosition
Position information about a writer used during vector overflow.
|
| Class and Description |
|---|
| ArrayReader
Generic array reader.
|
| ColumnAccessors.UInt1ColumnReader |
| ColumnReader
Base interface for all column readers, defining a generic set of methods
that all readers provide.
|
| ColumnReaderIndex
The reader structure is heavily recursive.
|
| DictReader |
| KeyAccessor |
| ObjectReader
Defines a reader to get values for value vectors using
a simple, uniform interface modeled after a JSON object.
|
| ObjectType
Type of writer.
|
| ScalarReader
Defines a reader to obtain values from value vectors using
a simple, uniform interface.
|
| TupleReader
Interface for reading from tuples (rows or maps).
|
| UnsupportedConversionError
Raised when a column accessor reads or writes the value using the wrong
Java type (which may indicate an data inconsistency in the input data.)
|
| ValueType
Represents the primitive types supported to read and write data
from value vectors.
|
| VariantReader
Reader for a Drill "union vector." The union vector is presented
as a reader over a set of variants.
|
| Class and Description |
|---|
| ArrayWriter
Writer for values into an array.
|
| ColumnReader
Base interface for all column readers, defining a generic set of methods
that all readers provide.
|
| ColumnWriter
Generic information about a column writer including:
Metadata
Write position information about a writer needed by a vector overflow
implementation.
|
| ColumnWriterIndex
A Drill record batch consists of a variety of vectors, including maps and lists.
|
| DictWriter
Physically the writer is an array writer with special tuple writer as its element.
|
| ObjectType
Type of writer.
|
| ObjectWriter
Represents a column within a tuple.
|
| ScalarWriter
Represents a scalar value: a required column, a nullable column,
or one element within an array of scalars.
|
| TupleWriter
Writer for a tuple.
|
| UnsupportedConversionError
Raised when a column accessor reads or writes the value using the wrong
Java type (which may indicate an data inconsistency in the input data.)
|
| ValueType
Represents the primitive types supported to read and write data
from value vectors.
|
| ValueWriter
Writer for a scalar value.
|
| VariantWriter
Writer for a Drill "union vector." The union vector is presented
as a writer over a set of variants.
|
| VariantWriter.VariantWriterListener |
| WriterPosition
Position information about a writer used during vector overflow.
|
| Class and Description |
|---|
| ArrayWriter
Writer for values into an array.
|
| ColumnReader
Base interface for all column readers, defining a generic set of methods
that all readers provide.
|
| ColumnWriter
Generic information about a column writer including:
Metadata
Write position information about a writer needed by a vector overflow
implementation.
|
| ColumnWriterIndex
A Drill record batch consists of a variety of vectors, including maps and lists.
|
| DictWriter
Physically the writer is an array writer with special tuple writer as its element.
|
| ObjectType
Type of writer.
|
| ObjectWriter
Represents a column within a tuple.
|
| ScalarWriter
Represents a scalar value: a required column, a nullable column,
or one element within an array of scalars.
|
| ValueType
Represents the primitive types supported to read and write data
from value vectors.
|
| ValueWriter
Writer for a scalar value.
|
| WriterPosition
Position information about a writer used during vector overflow.
|
| Class and Description |
|---|
| InvalidAccessException |
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