The Rise of Data Streaming and the Evolution of Data at Rest (2018–2024)

While most chase the flash of real-time data, stored data quietly remains the real driver of lasting breakthroughs.

Stéphane Derosiaux
20 min readFeb 5, 2025

Introduction

Over the past five years, organizations have witnessed a paradigm shift in how data is generated, moved, and stored. Data streaming — the continuous flow of real-time data — has surged in importance alongside data at rest — the vast reservoirs of stored information in data lakes, warehouses, and other storage systems. This report examines the technological advancements driving real-time data streaming and the evolving strategies for managing data at rest. It also analyzes business adoption trends across industries, highlights case studies of innovative companies, presents a global market overview (including market size, key players, and investment trends), and provides future projections based on current trends and expert insights.

Advancements in Data Streaming (2018–2024)

In recent years, data streaming technologies have matured dramatically, shifting industry practice from batch-oriented processing toward real-time analytics and event-driven architectures​. Open-source frameworks like Apache Kafka and Apache Flink have become foundational platforms for handling data in motion at scale​. Apache Kafka, originally developed at LinkedIn, evolved into the de facto standard for streaming, now used by over 80% of Fortune 100 companies​ and more than 100,000 organizations worldwide​. This widespread adoption has been enabled by improvements in scalability, resilience, and ecosystem tooling (e.g. Kafka Streams API, Kafka Connect for integration). Complementary systems such as Apache Pulsar (a cloud-native distributed messaging system) and real-time analytics engines like Apache Flink and Spark Structured Streaming have also advanced, offering lower latency and higher throughput processing. These technologies allow companies to ingest and process millions of events per second, supporting use cases from instant fraud detection to live personalization.

A notable trend is the rise of cloud-native streaming services provided by major cloud vendors (AWS Kinesis, Azure Event Hubs, Google Pub/Sub) which abstract the complexity of managing streaming infrastructure. This has lowered the barrier for businesses to implement real-time data pipelines. Additionally, integration of streaming with other systems improved — for example, modern platforms can feed event streams directly into databases, data lakes, or analytics dashboards in seconds. The convergence of streaming with microservices and event-driven microarchitectures (often termed “data in motion” architectures) has enabled event notifications and state changes to propagate through systems instantly, rather than waiting for batch updates. According to industry surveys, over 72% of IT and engineering leaders now use data streaming for mission-critical operations, underlining how real-time data has transitioned from a niche technology to a core component of modern IT stacks​. Nearly half (44%) of these leaders even cite data streaming as a top strategic priority for 2024​. This period also saw improved data governance and security for streaming (e.g. better encryption in transit, fine-grained access controls) to meet enterprise and regulatory requirements, making streaming solutions more robust and enterprise-ready.

Advancements in Data at Rest (2018–2023)

Managing data at rest — traditionally handled by data warehouses and data lakes — has also evolved significantly. The sheer volume of stored data has exploded, prompting new architectural approaches. By 2025, the global datasphere is projected to reach 175 zettabytes​, and nearly 30% of all data will be real-time in nature​. This means organizations must not only store unprecedented amounts of information, but also accommodate faster ingestion and retrieval to keep up with data in motion. One key advancement has been the emergence of the data lakehouse architecture. Data lakehouses have arisen in the last five years as a hybrid of data lakes and data warehouses, combining the scalability and flexibility of lakes with the structured query performance of warehouses​. This evolution addresses limitations of earlier systems by enabling both big, unstructured datasets and refined, high-performance analytics in one platform. For example, technologies like Delta Lake and Apache Iceberg provide ACID transactions and schema enforcement on data lakes, effectively blending “at rest” reliability with near real-time update capabilities.

Another major shift is the separation of storage and compute in modern data platforms. Traditional enterprise data warehouses had tightly coupled storage/compute, limiting scalability and making them expensive for large volumes. In recent years, we see a clear trend toward inexpensive cloud object storage (e.g. Amazon S3, Azure Blob) combined with scalable compute engines that query data on demand​. This decoupling allows organizations to store all their raw data first (often in a data lake) and later spin up compute clusters for processing as needed — an approach popularized by cloud data warehouses like Snowflake and Google BigQuery. The result is greater elasticity and cost efficiency for data at rest. Indeed, the enterprise data warehouse itself has “been losing its luster” as companies gravitate to distributed computing solutions that leverage cheap storage separate from compute​.

Furthermore, advances in data compression, columnar storage formats (Parquet, ORC), and distributed file systems have improved how data at rest is stored and accessed, yielding faster query performance on large datasets. We also see better tools for data cataloging, discovery, and observability for data at rest, so that organizations have more insight into what data they have and its quality — a reaction to the growing complexity of big data environments. In summary, data at rest technology over 2018–2023 focused on scaling to enormous volumes while bridging the gap to streaming — exemplified by the lakehouse concept and cloud-native warehouses — thus ensuring that static stored data can be turned into insight more flexibly and quickly than before.

Business Adoption Trends Across Industries

Across industries, businesses have rapidly embraced real-time data streaming alongside their traditional data-at-rest analytics, recognizing the competitive advantages of timely insights. Five years ago, streaming was the domain of early adopters (like advertising technology firms and IoT-heavy companies), but it has since gone mainstream. By 2022, it was “difficult to find a mid-size or larger enterprise” without some streaming data project in the pipeline​. Multiple drivers are behind this trend:

  • Enhanced Customer Experiences: Companies in retail and e-commerce leverage streaming to enable personalized offers and recommendations in real time. For example, retailers stream clickstream and transaction data to instantly adjust promotions or detect when a customer is struggling in an online checkout. The retail sector has become a leader in streaming adoption — a recent industry analysis expects retail and e-commerce to be the top contributors to the streaming analytics market​. Traditional brick-and-mortar retailers are also using streaming for omnichannel experiences — integrating in-store, mobile, and online data feeds to get a 360° view of the customer.
  • Financial Services: Banks, fintech startups, and insurance companies have turned to streaming for fraud detection, trade monitoring, and risk management. In banking, detecting fraudulent transactions or suspicious activities within seconds can save millions; thus, streaming transaction logs and applying real-time anomaly detection models has become standard. A Confluent survey found that financial organizations are among those seeing the highest returns on data streaming investments (often 2–5× ROI)​. Additionally, capital markets firms use streaming to feed live market data into algorithms, and banks use it for instant payment processing and personalized financial offers triggered by customer events. Case in point: Capital One built a context-specific fraud detection system that analyzes events in real time to flag potential fraud as it happens (rather than post-fact batch analysis).
  • Manufacturing and IoT: Industrial companies and smart manufacturers use streaming to monitor equipment sensors and IoT devices for predictive maintenance and process optimization. High-frequency sensor data from machines, vehicles, or assembly lines is streamed to central systems that detect anomalies or inefficiencies on the fly. For instance, energy companies stream data from thousands of IoT sensors on oil rigs or wind turbines to predict failures before they occur. The massive growth of IoT (expected to generate 90 zettabytes of data annually by 2025​) means streaming is crucial for filtering and analyzing this firehose of machine data in near real time.
  • Media and Entertainment: Streaming data underpins the operations of media services. Companies like Netflix and Spotify stream user interactions (views, clicks, listens) to update recommendation models and content caches immediately, keeping users engaged with up-to-the-moment personalization. In the gaming industry, companies stream game telemetry to identify player behavior patterns or balance game economics in real time. These industries were among the earlier adopters of large-scale streaming (Netflix, for example, has been processing hundreds of billions of events per day in its real-time infrastructure​), and they continue to push the envelope in throughput and low latency processing.
  • Transportation and Logistics: Firms like Uber and FedEx rely on real-time data for operations. Ride-sharing and delivery platforms stream live GPS data, supply-demand metrics, and external signals (traffic, weather) to optimize dispatch and routing continuously. For instance, Uber’s platform streams events from its mobile app and other services into Apache Kafka and Flink to calculate surge pricing and ETAs dynamically​. In logistics, shipping companies stream package scans and vehicle telemetry to monitor supply chain flows and quickly react to delays or exceptions, improving efficiency and customer transparency (e.g., real-time package tracking).

Overall, business adoption of streaming has broadened “beyond the usual suspects” of a few years ago​. Virtually every sector — from healthcare (streaming patient device data for alerts) to telecommunications (network monitoring) — now finds value in real-time data. Importantly, organizations are not abandoning data at rest; instead, they are integrating streaming with their existing data warehouses and lakes. Many enterprises run hybrid architectures where streaming feeds fresh data into repositories that also contain historical data, enabling both instantaneous operational decisions and deeper long-term analysis. This combined strategy reflects an understanding that real-time and at-rest data are complementary: streaming excels at immediacy and action, while data at rest provides the context and depth for strategic insights.

Case Studies of Key Innovators in Data Streaming and Data at Rest

To illustrate how leading organizations have innovated in this space, here are several case studies highlighting real-world implementations of streaming and data-at-rest technologies:

  • Walmart (Retail): The world’s largest retailer undertook a major overhaul of its inventory management by introducing a real-time streaming data system. Walmart’s event-driven inventory platform streams sales and inventory signals from thousands of stores and distribution centers into a central Apache Kafka pipeline. This system processes tens of billions of inventory-related messages in under three hours on a daily basis​, giving Walmart up-to-the-minute visibility into product stock levels. By combining these real-time feeds with data at rest (historical sales data in their data lake), Walmart optimizes store replenishments and online order fulfillment with greater precision. The real-time inventory system has improved in-stock rates and reduced oversupply, illustrating how streaming can modernize a traditional supply chain. Industry experts often cite Walmart’s omnichannel integration as a model — it’s noted that “Walmart’s real-time inventory system and Target’s omnichannel logistics are two great examples” of streaming transforming retail​.
  • Capital One (Financial Services): Capital One has been at the forefront of using streaming data in banking. Embracing a modern, cloud-based data platform, Capital One built real-time data pipelines for fraud detection and customer personalization. For fraud detection, every credit card swipe or online transaction is streamed and scored against machine learning models within seconds to catch fraud before the transaction completes. This context-specific, real-time approach markedly reduces fraud losses compared to batch processing later. Capital One’s streaming platform also powers personalized marketing — for example, if a customer travels and uses their card, streams of that event can trigger location-aware offers instantly. This focus on streaming is part of a broader tech strategy (Capital One was one of the first banks to go “all in” on public cloud and modern data infrastructure​) and demonstrates the business impact of reacting to data in real time in a traditionally batch-oriented sector.
  • Uber (Transportation/Tech): Uber’s global ride-hailing and delivery operations are built on real-time data streaming. The company leverages Apache Kafka as an event bus to ingest streams from its mobile apps and services, and Apache Flink for real-time stream processing and feature computation​. One prominent application is Uber’s near real-time ML feature pipelines: events like rider requests, driver status updates, and GPS coordinates are continuously aggregated and fed into machine learning models (for ETA predictions, surge pricing, etc.) with minimal lag. Uber’s in-house streaming platforms (such as their Gairos and AthenaX systems) handle petabytes of data per day, addressing challenges of out-of-order events, scalability, and exactly-once processing. By streaming data to both real-time systems and a Hadoop-based data lake, Uber implements a Lambda architecture — ensuring immediate decisions (e.g. matching drivers to riders) while retaining data for batch analytics. This hybrid streaming-at-rest architecture enabled Uber to improve forecast accuracy for supply and demand and provide timely features like live status tracking to users. As Uber’s engineering team noted, these real-time pipelines have become “more popular and important” as they directly support reliability and intelligence in Uber’s services​.
  • Netflix (Media/Entertainment): A pioneer in big data, Netflix spent the past five years expanding its real-time data infrastructure to enhance service uptime and personalization. Netflix streams events from nearly every user interaction and system metric — from each “play” button click to content delivery network performance stats. In the mid-2010s, Netflix began moving from batch processing to streaming for critical use cases. By around 2020, Netflix’s systems were ingesting on the order of hundreds of billions of events per day, amounting to petabytes of data​, all handled through a streaming pipeline known as the Keystone platform. This platform uses Kafka to transport events and a mix of stream processors to compute analytics like trending shows and real-time recommendations. Netflix’s operations team also uses streaming data (via its internal tool, Mantis) to detect anomalies in real time and quickly fix issues in the streaming video service. The result is a highly responsive data ecosystem — if a show suddenly surges in popularity, Netflix’s systems can immediately flag it and ensure resources are scaled to meet demand, and users get updated “Top 10” lists and recommendations influenced by up-to-the-moment viewing trends.
  • Tesla (Automotive): Tesla has innovated at the intersection of streaming and IoT, treating its vehicles as rolling data-generating devices. Each Tesla car continuously streams telemetry: sensor readings, driving behavior, battery status, Autopilot data, etc., back to Tesla’s cloud in real time. Tesla’s streaming data platform ingests trillions of events per day from millions of vehicles and energy products worldwide​. This enormous data-in-motion pipeline allows Tesla to monitor vehicle health live (alerting drivers to issues proactively), improve autonomous driving algorithms with fresh data, and even deliver over-the-air updates. In one Kafka Summit talk, Tesla engineers described how they built high-throughput, non-blocking streaming systems to handle this data deluge and transform it into structured formats for storage​. The company then stores aggregate and historical data (data at rest) in large-scale databases and data lakes. By combining the two, Tesla accelerates its product improvements — e.g. identifying and addressing software bugs or training new AI models on recent driving scenarios — far faster than a traditional automaker could with only static data collected infrequently. Tesla’s use of streaming exemplifies how real-time data can be a core part of a product’s value proposition (in this case, enabling smarter, safer vehicles).

These case studies show a common pattern: organizations that integrate real-time streams with rich stores of historical data can innovate faster and operate more efficiently. Whether it’s retail, finance, tech, or automotive, the leaders in data have built infrastructures that treat data streaming and data at rest as complementary facets of a unified data strategy.

Global Market Analysis

The rise of data streaming and the continued growth of data-at-rest analytics are reflected in global market trends. The market for technologies and services in this space has expanded robustly in the last five years, and projections indicate strong future growth.

Market Size and Growth

Streaming Analytics Market: Real-time data analytics is one of the fastest-growing segments in enterprise tech. In 2019, streaming analytics was a nascent market; by 2024 it is valued around $27–30 billion globally​. Analysts project it will grow to $125+ billion by 2029, which represents a compound annual growth rate (CAGR) of roughly 26–34% in the latter part of the decade​. This explosive growth is driven by demand for instant insights, with businesses investing in event-stream processing, real-time BI, and streaming data integration. The chart below summarizes key market segments:

Table: Global market size and growth for streaming analytics, big data analytics, and cloud data warehousing.

The streaming analytics market growth outpaces the broader big data analytics market, highlighting how “data in motion” solutions are a key investment area for organizations. Meanwhile, the overall big data analytics market (encompassing data at rest solutions, software, and services) remains larger in absolute terms — over $300 billion in 2024 — and is set to roughly triple by 2032, albeit at a more moderate CAGR of ~13%​. This indicates that enterprises continue to invest heavily in data warehousing, business intelligence, and AI/ML analytics on stored data. The cloud data warehouse sub-sector (which can be seen as a modern proxy for data-at-rest infrastructure) shows strong growth (~23% CAGR) as companies migrate from legacy on-premise systems to cloud-based platforms​. The relatively small base ($7.2B in 2023) for cloud warehouses, projected to reach $56.6B by 2033​, aligns with the trend of traditional data at rest platforms being reimagined in the cloud era.

Major Players and Competitive Landscape

The competitive landscape for data streaming and analytics has both established tech giants and specialized innovators:

  • In streaming data platforms, Apache Kafka’s dominance has spurred a fast-growing ecosystem. Confluent Inc., founded by Kafka’s creators, offers a fully managed Kafka-based platform and has become a major player — backed by a successful 2021 IPO that valued it around $8 billion​. Other companies focusing on streaming infrastructure include Redpanda, Flink forwarders (Ververica/Alibaba), and cloud providers with native streaming services (AWS Kinesis, Azure Event Hub, Google Pub/Sub).
  • The streaming analytics and complex event processing space sees competition between specialists like Software AG (with Apama), StreamsSets, and newer SaaS entrants, as well as offerings from big cloud vendors (e.g., Google Dataflow, Amazon Kinesis Analytics). According to industry reports, top players in streaming analytics include Microsoft, Google, IBM, Amazon Web Services (AWS), and Confluent, alongside Software AG, StreamSets, Cloud Software Group (Tibco), Informatica, and Impetus​. These companies provide a mix of streaming data platforms, integration tools, and analytics engines. The presence of cloud giants underscores that streaming capability is becoming a standard feature of cloud data platforms.
  • In the data-at-rest domain, cloud data warehouse and lakehouse providers are key. Snowflake Inc. emerged as a leader in cloud data warehousing, culminating in the largest software IPO on record in 2020 (raising $3.36B at roughly a $70B valuation)​. Snowflake’s success showed investor confidence in the future of data at rest managed in the cloud. Similarly, Databricks (pioneer of the lakehouse concept combining Spark streaming and Delta Lake for batch/storage) has grown rapidly with a valuation of $38B in private markets, reflecting strong demand for unified analytics platforms. Traditional database and BI companies (Oracle, Microsoft, SAP, IBM) have all shifted strategies to extend their data-at-rest solutions into real-time and cloud realms to compete. We also see open-source projects like Apache Iceberg and Apache Hoodie (for lakehouse storage) backed by companies like Cloudera and Uber’s OneHouse, indicating a vibrant ecosystem aiming to handle the convergence of streaming and stored data.

It’s worth noting that many leading vendors now offer end-to-end solutions that cover streaming and batch analytics together. For example, AWS and Azure each provide messaging buses, stream processing services, data lake storage, and warehouse databases — and encourage customers to use them in tandem. This blurring of lines in product offerings mirrors the architectural convergence in the field.

Investment and Funding Trends

Investor activity in data streaming and analytics has been intense over the past five years. Venture capital and public markets have funneled billions into companies that promise to help organizations manage and derive value from their data.

  • IPOs and Valuations: As mentioned, Confluent’s IPO in June 2021 was a milestone for the streaming sector, as the company “cashed in on a surge in demand for live-streaming software” amid the pandemic’s digital shift​. The IPO raised $828M and the stock surged on debut​. Snowflake’s 2020 IPO, valuing it at ~$70B, underlined the stock market’s appetite for data-at-rest platform companies​. These blockbuster IPOs — the largest in the data infrastructure category — signaled confidence that data platforms (whether streaming or warehousing) are critical to the future of enterprise IT.
  • Venture Capital: Countless startups in real-time analytics, data integration, and AI/ML tooling have secured funding. For instance, companies offering real-time analytics on streams (like Striim, Materialize) or stream-first databases have attracted investors looking to capitalize on the “need for speed” in data processing. The broader big data and AI sector also saw heavy investment, as evidenced by Databricks raising over $3 billion across multiple rounds to expand its unified data platform. Investment trends show interest in technologies like event-driven microservices, edge analytics (processing streaming data nearer to where it’s generated), and AI-driven data orchestration — all pieces that support a real-time, data-rich enterprise.
  • Mergers and Acquisitions: Larger tech firms have acquired specialized startups to enhance their data streaming and analytics capabilities. For example, Cloudera’s merger with Hortonworks (2019) aimed to bolster big data platform offerings (including streaming via NiFi and Kafka support). More recently, we’ve seen database companies adding streaming features by acquisition or partnership. This M&A activity consolidates the market around comprehensive data platforms.
  • Cloud Provider Investments: Hyperscalers (AWS, Azure, GCP) continue heavy R&D investment in their data services. They have each launched new features bridging streaming and data at rest (like Amazon’s MSK managed Kafka, Azure Synapse linking data warehouse with Spark streaming, etc.), often influenced by open-source innovations. Their scale and investment ensure that capabilities once cutting-edge (like sub-second streaming analytics or petabyte-scale SQL on lake data) are increasingly available as managed services to even mid-sized businesses.

Overall, the market and investment trends underscore a convergence: enterprises want unified, real-time-aware data platforms, and vendors/investors are responding. The global spending numbers reflect that both aspects — streaming and at-rest — are considered strategic. In many cases, budgets for “big data analytics” now naturally include a streaming component, and vice versa.

Future Projections and Expert Insights

As data streaming and data-at-rest technologies continue to mature, experts anticipate several key trends shaping the next five years:

  • Streaming-Becomes-Ubiquitous: Real-time data streams are expected to become a default part of data architectures. Gartner forecasts that by mid-decade, a large majority of organizations will require real-time analytics for decision-making. Indeed, one analysis predicts that by 2025 “nearly 95% of organizations will invest in real-time data analytics to enhance decision-making”. This suggests that streaming capabilities won’t be limited to tech giants — even smaller enterprises will adopt event streaming for operations and customer engagement. We can expect increasing numbers of “born-digital” businesses with streaming-first architectures (sometimes referred to as Kappa architecture, where all data is treated as a stream). Also, more packaged enterprise software (ERP, CRM systems) will likely embed streaming features out-of-the-box to keep data in sync in real time across business functions.
  • Convergence of Streaming and Batch (Unified Platforms): The line between data in motion and data at rest will continue blurring. Future data platforms are likely to offer a unified interface where users can query both live streaming data and historical stored data seamlessly. The lakehouse trend is a step in this direction, and we expect further innovation here — for example, streaming analytics results being materialized directly into lakehouse storage, and query engines that can transparently combine real-time and archival data in one SQL query. This convergence will simplify architectures (no more maintaining completely separate pipeline layers for batch vs. stream) and reduce latency for delivering analytics on fresh data. Industry experts note that organizations are already pushing for such unification to eliminate complexity and “data silos” between streaming and static data stores.
  • Edge Streaming and IoT: By 2025, with tens of billions of IoT devices online, a significant portion of data streaming will occur at the network edge. IDC projects that 75% of all data will be generated at the edge by 2025 as devices proliferate, driving demand for real-time processing on-site (factories, retail stores, vehicles, etc.)​. Edge computing will work in tandem with central cloud streaming — trivial data might be filtered or aggregated at the edge, while critical event streams flow to central systems. This will lead to hierarchical streaming architectures, with smaller stream processors distributed geographically and feeding into larger analytics hubs. Companies embracing Industry 4.0 (smart manufacturing) and smart cities will especially follow this model.
  • Real-Time AI and ML Integration: The next phase of streaming adoption sees machine learning models deployed on streaming data for instant predictions — so-called real-time AI. Instead of training models only on historical data, organizations will increasingly train on and react to live data. For example, predictive maintenance models will continuously update with each new sensor reading, and recommendation engines will refine suggestions on the fly based on current user behavior. Frameworks for streaming ML (like Apache Flink’s ML libraries or new event-driven AI platforms) are expected to mature. A future scenario is AI-driven automation where decisions (e.g., dynamic pricing, autonomous vehicle navigation, fraud blocking) are made in milliseconds by ML models consuming event streams. Experts caution that to realize this, investments in data quality and feature engineering for streaming data are vital (hence the growing focus on data contracts and streaming data quality tools).
  • Data Governance and Security: As real-time data becomes mission-critical, governance will catch up. We anticipate more unified governance frameworks that cover data at rest and in motion uniformly — enforcing security, privacy (e.g., GDPR compliance), and cataloging across streaming pipelines and stored datasets. Technologies for streaming data lineage and audit will improve, giving confidence in real-time insights. Additionally, encryption of data at rest is already common; encryption in transit (streaming) and even encryption of data in use (e.g., secure enclaves for processing) will become standard in sensitive industries. The recent emphasis on data observability will extend to streams: companies will monitor not just static data quality but also the health of data flows in real time. Hello Conduktor.
  • Market Evolution: Based on current trajectories, by 2030 the distinction between “streaming analytics market” and “big data market” may fade — they are likely to be viewed as one broad data analytics market with various capabilities. Major players will continue to consolidate offerings. We may see a few dominant cloud-based ecosystems capturing much of the market (as suggested by North America currently holding the largest share in these markets​). However, open-source ecosystems around Kafka, Flink, and others will also thrive, often integrated into those cloud offerings. Investment will remain strong, though experts predict a shift from pure infrastructure spending to solutions and value: companies will invest in applications of real-time data (e.g. intelligent automation in specific domains) now that the infrastructure is more readily available as a service.

In summary, the expert consensus is that real-time data streaming will become an indispensable capability for enterprises, not a niche practice. The cultural shift toward data-driven decision-making, coupled with ever-growing data volumes, means that reacting to data in real time is increasingly tied to business agility. At the same time, data at rest will continue to grow in scale and importance — providing the training ground for AI, the historical record for trend analysis, and the compliance archive for regulations. The future will likely belong to those organizations that can seamlessly merge these two worlds — leveraging cutting-edge streaming technology and robust data-at-rest foundations in concert.

Conclusion

The past five years have marked a transformative rise in data streaming and a significant evolution in data-at-rest architectures. We have seen real-time data streaming move from a novel capability to a core business necessity, driven by technological breakthroughs (open-source platforms like Kafka/Flink and cloud streaming services) and evidenced by widespread industry adoption from finance to retail to manufacturing. In parallel, data at rest — the bedrock of analytics — has scaled to new heights in volume and become more flexible through innovations like lakehouse architectures and cloud data warehouses. Importantly, these two once-distinct paradigms are converging: modern data strategies treat streaming and stored data not as alternatives but as complementary pieces of a holistic ecosystem.

Businesses that have pioneered this convergence, such as those profiled in our case studies, demonstrate tangible benefits — from instant fraud interdiction to real-time inventory optimization — and often achieve multi-fold returns on data investments. Global market analysis reinforces this narrative: strong growth in streaming analytics reflects its rising importance, while sustained investment in big data platforms shows organizations value the deep insights of data at rest alongside real-time intelligence.

Looking ahead, the convergence will only deepen. Faster networks (5G and beyond), more IoT edge devices, and advances in AI will amplify the volume and value of streaming data. Meanwhile, stored data will grow even more massive, prompting smarter management and integration with live feeds. The clear trajectory is toward unified data platforms that can ingest, store, process, and analyze data of any velocity — unlocking insights from the split-second to the multi-decade. Organizations that build such unified capabilities will be positioned to act with agility and foresight, turning data into a continuous competitive advantage. In conclusion, the era of strictly “batch” or strictly “stream” is fading; the future belongs to those who can leverage data in motion and data at rest in tandem, harnessing the real-time pulse of information without losing sight of the rich context preserved in their data archives. This synergy defines the next chapter of data-driven innovation, setting the stage for enterprises to be not just reactive or proactive, but truly predictive and adaptive in real time.

This article was generated by ChatGPT to test their new Deep Research. Sharing as it’s quite informative.

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Stéphane Derosiaux
Stéphane Derosiaux

Written by Stéphane Derosiaux

Co-Founder & CPTO at conduktor.io | Advanced Data Management built on Kafka for modern organizations https://www.linkedin.com/in/stephane-derosiaux/

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