Google Cloud's serverless Iceberg catalog, under its third name
Table Catalogs
The Lakehouse runtime catalog — until April 2026, BigLake metastore — is Google Cloud's fully managed, serverless implementation of the Apache Iceberg REST Catalog API, letting Spark, Flink, Hive, Trino, and BigQuery share the same Iceberg tables without duplicating files.
A Protobuf registry that rejects breaking changes at push time
Schema Registries
The Buf Schema Registry stores versioned Protobuf modules rather than individual topic schemas: pushes are linted and checked for breaking changes before they reach consumers, generated SDKs are published to native package managers, and a Confluent-compatible endpoint serves Kafka clients.
A serverless schema registry AWS does not charge for
Schema Registries
The AWS Glue Schema Registry is a serverless registry for streaming schemas — Avro, JSON Schema, and Protobuf — with eight compatibility modes, open-source serialisers, and integrations across MSK, Kinesis Data Streams, Managed Service for Apache Flink, and Lambda. AWS's documentation states it is free to use.
Monte Carlo is a commercial data observability platform: it monitors tables automatically rather than waiting for hand-written tests, enriches alerts with lineage and root-cause context, and routes incidents through triage workflows.
Machine-learned monitoring that can run inside your own cloud
Data Quality
Anomalo is a commercial data quality platform that applies machine learning to detect anomalies without hand-written rules, and can be deployed either as SaaS or entirely inside the customer's own VPC so that data never leaves their environment.
Diff the data a change produces, before the change ships
Data Quality
Datafold is a commercial platform built on value-level data diffing: it compares the output of a proposed change against production in CI, validates parity during warehouse migrations, and monitors metrics for deviation, deployable as SaaS or inside the customer's own cloud.
Governance first, catalog second — the enterprise compliance platform
Data Catalogs
Collibra is a commercial data intelligence platform whose centre of gravity is governance: stewardship workflows, policies, and a business glossary, with a data catalog, lineage, quality and observability, a data marketplace, and AI governance built around them.
The catalog that learns from how people already query
Data Catalogs
Alation is a commercial data catalog and data intelligence platform combining search and discovery, lineage, stewardship, and data quality, deployable either as the Alation Cloud Service or on the customer's own infrastructure.
Metadata as context for AI, not just a catalog for people
Data Catalogs
Atlan is a commercial metadata platform covering discovery, lineage, glossaries, contracts, and policies across 80-plus sources, delivered as SaaS with a self-deployed runtime that keeps metadata extraction inside the customer's own network.
Catalog, data security, and compliance as one Microsoft platform
Data Catalogs
Microsoft Purview combines data governance — a Data Map that scans and classifies assets and a Unified Catalog above it — with data security and compliance solutions, billed through Azure meters for capacity, scanning, and governed assets.
Google Cloud's catalog, on its fourth name and its second architecture
Data Catalogs
Knowledge Catalog — previously Dataplex Universal Catalog, and the replacement for the retired Data Catalog — harvests metadata from BigQuery, Vertex AI, Pub/Sub, Bigtable, Cloud SQL, and AlloyDB into entries described by aspects, with natural-language search, lineage, and glossaries over the result.
A catalog built around publishing data and subscribing to it
Data Catalogs
Amazon DataZone is AWS's data management service for cataloguing, discovering, sharing, and governing data across AWS, on-premises, and third-party sources, organised around projects that publish assets and subscription requests that are approved through a governed workflow.
Serverless state machines wired into every AWS service
Workflow Orchestration
AWS Step Functions is a serverless orchestrator built on state machines: each step is a state that calls an AWS service or an external worker, execution history is retained and visually debuggable, and the bill is per state transition rather than per server.
Power BI is Microsoft's business intelligence platform — free Windows authoring in Power BI Desktop, publishing and sharing through the Power BI service at a per-user price, and an on-premises Report Server for organisations that cannot publish to the cloud.
Visual analysis as a craft, hosted or on your own servers
Business Intelligence
Tableau is Salesforce's business intelligence platform, licensed by role — Creator, Explorer, Viewer — and deployable either as the hosted Tableau Cloud or as Tableau Server on the customer's own Windows or Linux machines.
Looker is Google Cloud's business intelligence platform, built around LookML — a version-controlled modelling language in which metrics and joins are defined once and every dashboard, explore, and API call is generated from that definition rather than from ad-hoc SQL.
Serverless BI for the AWS account you already have
Business Intelligence
Amazon Quick Sight — until October 2025, Amazon QuickSight — is AWS's serverless business intelligence service, billed per user or per session, with SPICE, its in-memory engine, caching data for dashboards that must stay fast without hammering the source.
Sigma is a cloud analytics platform whose interface is a spreadsheet: business users pivot, filter, and add formulas against live warehouse tables, with input tables writing values back into the warehouse rather than into a local file.
Column-aware transformation built from reusable patterns, not one-off SQL
Transformation
Coalesce is a commercial transformation platform that builds warehouse pipelines from reusable metadata-driven nodes and templates rather than hand-written SQL, with column-level lineage, cataloging, and quality checks in one managed service.
Serverless SQL over S3, billed by the terabyte scanned
Query Engines
Amazon Athena is a serverless interactive query service that runs SQL directly against data in Amazon S3, with no infrastructure to provision and a bill computed from the data each query scans.
Starburst is the commercial platform built on Trino, sold as Starburst Enterprise for self-managed clusters and Starburst Galaxy as a fully managed service, adding governance, performance work, and a supported Iceberg lakehouse on top of the open-source engine.
Fully managed Apache Beam runner with autoscaling workers
Stream Processing
Google Cloud Dataflow is a fully managed service that executes Apache Beam pipelines for batch and streaming, provisioning and autoscaling worker VMs automatically and processing every record exactly once by default.
Managed SQL stream processing that also runs on IoT Edge
Stream Processing
Azure Stream Analytics is a fully managed stream processing engine using a SQL dialect extended with temporal constraints, running in the cloud or on IoT Edge with the same tools and query language.
Commercial Kafka platform from the team that built it
Event Streaming
Confluent is the commercial data streaming platform built around Apache Kafka by its original creators, sold as self-managed Confluent Platform and as the Confluent Cloud service, and acquired by IBM in March 2026.
AWS-native shard-based streaming with on-demand capacity
Event Streaming
Amazon Kinesis Data Streams is AWS's managed event streaming service, organising data into shards with provisioned or on-demand capacity and integrating directly with the rest of the AWS analytics stack.
Managed messaging with push and pull delivery on Google Cloud
Event Streaming
Google Cloud Pub/Sub is an asynchronous, scalable messaging service that decouples producers from consumers, offering push and pull subscriptions, configurable exactly-once delivery, and roughly 100-millisecond latency.
Managed Azure streaming that speaks the Kafka protocol
Event Streaming
Azure Event Hubs is Microsoft's fully managed event streaming platform, natively supporting the Apache Kafka protocol alongside AMQP and HTTPS so existing Kafka workloads run without code changes or cluster management.
Diskless Kafka-compatible streaming straight to object storage
Event Streaming
WarpStream is a Kafka-compatible streaming platform with no local disks, writing directly to S3-class object storage, and running its stateless agents inside the customer's own cloud account under a bring-your-own-cloud model.
AWS migration service with ongoing change replication
Change Data Capture
AWS Database Migration Service moves data between relational databases, warehouses, and NoSQL stores, either as a one-time migration or as ongoing replication that keeps a source and target in sync.
Serverless CDC from operational databases into BigQuery
Change Data Capture
Datastream is Google Cloud's serverless change data capture and replication service, streaming changes from Oracle, MySQL, PostgreSQL, SQL Server, MongoDB, and Spanner into BigQuery and Cloud Storage with minimal latency.
Enterprise real-time replication across heterogeneous databases
Change Data Capture
Oracle GoldenGate is a real-time data replication and change data capture platform spanning Oracle and non-Oracle databases, NoSQL stores, warehouses, and messaging systems, available self-managed or as a managed OCI service.
Real-time CDC platform with in-flight streaming SQL
Change Data Capture
Striim is a commercial real-time data integration platform combining change data capture with streaming SQL, moving data from operational databases and SaaS applications into warehouses, lakehouses, and Kafka as it changes.
Agentless log-based replication from mainframe to cloud
Change Data Capture
Qlik Replicate is a commercial data replication platform using agentless, log-based change data capture, spanning mainframe and mid-range systems, SAP estates, and modern cloud warehouses without installing software on the source.
Hevo Data is a managed no-code data pipeline platform with over 150 connectors across SaaS applications, databases, and storage, billed by event — each row inserted, updated, or deleted at the destination.
Visual ELT that pushes transformations into the warehouse
Batch ELT
Matillion is a commercial data integration platform with a visual pipeline builder, loading data into cloud warehouses and pushing transformation work down to the warehouse's own compute rather than processing it separately.
Distributed SQL engine serving transactions and analytics together
OLAP Engines
SingleStore is a commercial distributed SQL database that runs transactional and analytical workloads in one engine, combining rowstore and columnstore tables with vector search, and delivered as the managed Helios service or self-managed.
Managed ClickHouse that publishes SQL queries as APIs
OLAP Engines
Tinybird is a managed ClickHouse platform that turns a SQL query into a deployed HTTP endpoint, aimed at developers building real-time analytics into applications rather than operating a database.
Columnar time-series database queried with the q language
OLAP Engines
kdb+ is KX's commercial columnar time-series database, long the standard for financial tick data, queried through the vector language q rather than standard SQL.
Google Cloud object storage with automatic class tiering
Object Storage
Google Cloud Storage is Google Cloud's managed object store, offering five storage classes from Rapid to Archive and an Autoclass mode that moves objects between them automatically as access patterns change.
Azure object storage with a Hadoop-compatible lake namespace
Object Storage
Azure Blob Storage is Microsoft's managed object store, and the service Azure Data Lake Storage is built on — enabling its hierarchical namespace turns a blob container into a POSIX-like filesystem that Spark and Presto read through the ABFS driver.
Cloudflare R2 is a managed object store with an S3-compatible API and no charge for data transfer out at any volume, plus a built-in managed Apache Iceberg catalog currently in public beta.
Low-cost S3-compatible storage with free egress to 3x stored
Object Storage
Backblaze B2 is a managed S3-compatible object store priced well below the hyperscalers, with free monthly egress up to three times the stored volume and no minimum storage duration.
Flat-rate S3-compatible storage with no egress or API fees
Object Storage
Wasabi is a managed S3-compatible object store billed at a flat rate per terabyte with no charges for egress or API operations, in exchange for a 90-day minimum storage duration.
AWS-native data warehouse with provisioned and serverless compute
Data Warehouses
Amazon Redshift is AWS's managed analytical data warehouse, offering provisioned RA3 clusters with managed storage or a serverless mode that scales compute automatically and bills per second.
Databricks SQL is the warehousing surface of the Databricks platform, running BI and analytical SQL on the vectorized Photon engine against Delta Lake and Iceberg tables governed by Unity Catalog.
SaaS T-SQL warehouse storing Delta tables in OneLake
Data Warehouses
Microsoft Fabric Warehouse is the relational warehouse item in Microsoft Fabric, offering full T-SQL with multi-table ACID transactions over Delta tables held in OneLake and billed against a shared Fabric capacity.
Self-tuning managed warehouse running on Oracle Exadata
Data Warehouses
Oracle Autonomous AI Database is a fully managed analytical database on Exadata infrastructure that automates provisioning, tuning, patching, and backup, with an Always Free tier and independently elastic compute and storage.
Low-latency cloud warehouse for data-intensive applications
Data Warehouses
Firebolt is a cloud data warehouse built for sub-second analytics on customer-facing applications, pairing stateless elastic engines with primary, join, and aggregating indexes, and shipping a free self-hosted edition alongside the managed service.
Serverless DuckDB warehouse with dual local-cloud execution
Data Warehouses
MotherDuck is a serverless cloud data warehouse built on DuckDB, whose dual execution engine splits a single SQL query between the developer's laptop and the cloud depending on where the data lives.
Enterprise MPP warehouse across cloud and on-premises
Data Warehouses
Teradata VantageCloud is the cloud form of Teradata's massively parallel analytical platform, offering elastic object-store-backed compute in VantageCloud Lake and the established Vantage architecture in VantageCloud Enterprise.
Columnar MPP analytics database with separable Eon-mode storage
Data Warehouses
Vertica is a columnar massively parallel analytics database that runs on-premises or in any cloud, in Enterprise mode with local storage or Eon mode with communal object storage and independently scalable compute.
In-memory MPP analytics database with SaaS and self-managed modes
Data Warehouses
Exasol is an in-memory, columnar, massively parallel analytics database available as a managed SaaS on S3-backed storage, deployed into a customer's own cloud account, or run on-premises.
Managed cloud data warehouse with separated storage and compute
Data Warehouses
Snowflake is a commercial cloud data platform offering elastic SQL warehouses, cross-account data sharing, and multi-cloud availability as a fully managed service.
BigQuery is Google Cloud's serverless, fully managed data warehouse with on-demand or capacity-based pricing, streaming ingestion, and built-in ML functions.
Durable object storage that anchors cloud data lakes
Object Storage
Amazon S3 is AWS's managed object storage service — the de facto substrate for data lakes and lakehouses, with tiered storage classes and fine-grained access control.
The AWS Glue Data Catalog is a fully managed, Hive-compatible metastore that resolves table definitions — including Iceberg tables — for engines across the AWS analytics stack.