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Published: Jul 22, 2020 | License: Apache-2.0 | Module: github.com/apache/beam
Path Synopsis
cmd/beamctl beamctl is a command line client for the Apache Beam portability services.
cmd/beamctl/cmd Package cmd contains the commands for beamctl.
cmd/specialize specialize is a low-level tool to generate type-specialized code.
cmd/starcgen starcgen is a tool to generate specialized type assertion shims to be used in Apache Beam Go SDK pipelines instead of the default reflection shim.
cmd/symtab Package verifies that functions sym2addr and addr2sym work correctly.
container
examples/complete/autocomplete
examples/contains
examples/cookbook/combine
examples/cookbook/filter
examples/cookbook/join
examples/cookbook/max
examples/cookbook/tornadoes tornadoes is an example that reads the public samples of weather data from BigQuery, counts the number of tornadoes that occur in each month, and writes the results to BigQuery.
examples/debugging_wordcount debugging_wordcount is an example that verifies word counts in Shakespeare and includes Beam best practices.
examples/forest forest is an example that shows that pipeline construction is normal Go code -- the pipeline "forest" is created recursively and uses a global variable -- and that a pipeline may contain non-connected parts.
examples/grades
examples/minimal_wordcount minimal_wordcount is an example that counts words in Shakespeare.
examples/multiout multiout is a wordcount variation that uses a multi-outout DoFn and writes 2 output files.
examples/pingpong
examples/readavro readavro is a simple Avro read/write Example This example uses a 500 Byte sample avro file [twitter.avro] download here: https://s3-eu-west-1.amazonaws.com/daidokoro-dev/apache/twitter.avro
examples/streaming_wordcap streaming_wordcap is a toy streaming pipeline that uses PubSub.
examples/stringsplit An example of using a Splittable DoFn in the Go SDK with a portable runner.
examples/windowed_wordcount windowed_wordcount counts words in text, and can run over either unbounded or bounded input collections.
examples/wordcount wordcount is an example that counts words in Shakespeare and includes Beam best practices.
examples/yatzy yatzy is an implementation of https://en.wikipedia.org/wiki/Yatzy that shows that pipeline construction is normal Go code.
pkg/beam Package beam is an implementation of the Apache Beam (https://beam.apache.org) programming model in Go.
pkg/beam/artifact Package artifact contains utilities for staging and retrieving artifacts.
pkg/beam/artifact/gcsproxy Package gcsproxy contains artifact staging and retrieval servers backed by GCS.
pkg/beam/core/funcx Package funcx contains functions and types used to perform type analysis of Beam functions.
pkg/beam/core/graph Package graph is the internal representation of the Beam execution plan.
pkg/beam/core/graph/coder Package coder contains coder representation and utilities.
pkg/beam/core/graph/mtime Package mtime contains a millisecond representation of time.
pkg/beam/core/graph/window Package window contains window representation, windowing strategies and utilities.
pkg/beam/core/metrics Package metrics implements the Beam metrics API, described at http://s.apache.org/beam-metrics-api Metrics in the Beam model are uniquely identified by a namespace, a name, and the PTransform context in which they are used.
pkg/beam/core/runtime Package runtime contains runtime hooks and utilities for pipeline options and type registration.
pkg/beam/core/runtime/coderx Package coderx contains coders for primitive types that aren't included in the beam model.
pkg/beam/core/runtime/exec Package exec contains runtime plan representation and execution.
pkg/beam/core/runtime/exec/optimized Package optimized contains type-specialized shims for faster execution.
pkg/beam/core/runtime/graphx Package graphx provides facilities to help with the serialization of pipelines into a serializable graph structure suitable for the worker.
pkg/beam/core/runtime/graphx/v1 Package v1 is a generated protocol buffer package.
pkg/beam/core/runtime/harness Package harness implements the SDK side of the Beam FnAPI.
pkg/beam/core/runtime/harness/init Package init contains the harness initialization code defined by the FnAPI.
pkg/beam/core/runtime/harness/session Package session is a generated protocol buffer package.
pkg/beam/core/runtime/pipelinex Package pipelinex contains utilities for manipulating Beam proto pipelines.
pkg/beam/core/sdf Package contains interfaces used specifically for splittable DoFns.
pkg/beam/core/typex Package typex contains full type representation for PCollections and DoFns, and utilities for type checking.
pkg/beam/core/util/dot Package dot produces DOT graphs from Beam graph representations.
pkg/beam/core/util/hooks Package hooks allows runners to tailor execution of the worker harness.
pkg/beam/core/util/ioutilx Package ioutilx contains additional io utilities.
pkg/beam/core/util/protox Package protox contains utilities for working with protobufs.
pkg/beam/core/util/reflectx Package reflectx contains a set of reflection utilities and well-known types.
pkg/beam/core/util/stringx Package stringx contains utilities for working with strings.
pkg/beam/core/util/symtab Package symtab allows reading low-level symbol information from the symbol table.
pkg/beam/internal/errors Package errors contains functionality for creating and wrapping errors with improved formatting compared to the standard Go error functionality.
pkg/beam/io/avroio Package avroio contains transforms for reading and writing avro files.
pkg/beam/io/bigqueryio Package bigqueryio provides transformations and utilities to interact with Google BigQuery.
pkg/beam/io/databaseio Package databaseio provides transformations and utilities to interact with generic database database/sql API.
pkg/beam/io/datastoreio Package datastoreio provides transformations and utilities to interact with Google Datastore.
pkg/beam/io/filesystem Package filesystem contains an extensible file system abstraction.
pkg/beam/io/filesystem/gcs Package gcs contains a Google Cloud Storage (GCS) implementation of the Beam file system.
pkg/beam/io/filesystem/local Package local contains a local file implementation of the Beam file system.
pkg/beam/io/filesystem/memfs Package memfs contains a in-memory Beam filesystem.
pkg/beam/io/pubsubio Package pubsubio provides access to PubSub on Dataflow streaming.
pkg/beam/io/pubsubio/v1 Package v1 is a generated protocol buffer package.
pkg/beam/io/rtrackers/offsetrange Package offsetrange defines a restriction and restriction tracker for offset ranges.
pkg/beam/io/synthetic Package synthetic contains transforms for creating synthetic pipelines.
pkg/beam/io/textio Package textio contains transforms for reading and writing text files.
pkg/beam/log Package log contains a re-targetable context-aware logging system.
pkg/beam/model Package model contains the portable Beam model contracts.
pkg/beam/model/fnexecution_v1
pkg/beam/model/jobmanagement_v1
pkg/beam/model/pipeline_v1
pkg/beam/options/gcpopts Package gcpopts contains shared options for Google Cloud Platform.
pkg/beam/options/jobopts Package jobopts contains shared options for job submission.
pkg/beam/provision Package provision contains utilities for obtaining runtime provision, information -- such as pipeline options.
pkg/beam/runners/dataflow Package dataflow contains the Dataflow runner for submitting pipelines to Google Cloud Dataflow.
pkg/beam/runners/dataflow/dataflowlib Package dataflowlib translates a Beam pipeline model to the Dataflow API job model, for submission to Google Cloud Dataflow.
pkg/beam/runners/direct Package direct contains the direct runner for running single-bundle pipelines in the current process.
pkg/beam/runners/dot Package dot is a Beam runner that "runs" a pipeline by producing a DOT graph of the execution plan.
pkg/beam/runners/flink Package flink contains the Flink runner.
pkg/beam/runners/session
pkg/beam/runners/spark Package spark contains the Spark runner.
pkg/beam/runners/universal Package universal contains a general-purpose runner that can submit jobs to any portable Beam runner.
pkg/beam/runners/universal/runnerlib Package runnerlib contains utilities for submitting Go pipelines to a Beam model runner.
pkg/beam/runners/vet Package vet is a Beam runner that "runs" a pipeline by producing generated code to avoid symbol table lookups and reflection in pipeline execution.
pkg/beam/runners/vet/testpipeline Package testpipeline exports small test pipelines for testing the vet runner.
pkg/beam/testing/passert Package passert contains verification transformations for testing pipelines.
pkg/beam/testing/ptest Package ptest contains utilities for pipeline unit testing.
pkg/beam/transforms/filter Package filter contains transformations for removing pipeline elements based on various conditions.
pkg/beam/transforms/stats Package stats contains transforms for statistical processing.
pkg/beam/transforms/top Package top contains transformations for finding the smallest (or largest) N elements based on arbitrary orderings.
pkg/beam/util/errorx Package errorx contains utilities for handling errors.
pkg/beam/util/execx Package execx contains wrappers and utilities for the exec package.
pkg/beam/util/gcsx Package gcsx contains utilities for working with Google Cloud Storage (GCS).
pkg/beam/util/grpcx Package grpcx contains utilities for working with gRPC.
pkg/beam/util/pubsubx Package pubsubx contains utilities for working with Google PubSub.
pkg/beam/util/shimx Package shimx specifies the templates for generating type assertion shims for Apache Beam Go SDK pipelines.
pkg/beam/util/starcgenx Package starcgenx is a Static Analysis Type Assertion shim and Registration Code Generator which provides an extractor to extract types from a package, in order to generate approprate shimsr a package so code can be generated for it.
pkg/beam/util/syscallx Package syscallx provides system call utilities that attempt to hide platform differences.
pkg/beam/x/beamx Package beamx is a convenience package for beam.
pkg/beam/x/debug Package debug contains pipeline components that may help in debugging pipeline issues.
pkg/beam/x/hooks/perf Package perf is to add performance measuring hooks to a runner, such as cpu, heap, or trace profiles.
test/integration The integration driver provides a suite of tests to run against a registered runner.
test/integration/primitives
test/integration/synthetic Package synthetic contains pipelines for testing synthetic steps and sources.
test/integration/wordcount Package wordcount contains transforms for wordcount.
test/regression Package regression contains pipeline regression tests.