costs Archives

Tech Optimizer

July 24, 2026

How we pushed CDC into Postgres, and turned replication into clockwork

Making data from transactional databases accessible to analytical databases is essential in modern data architecture, but it faces challenges such as fragile tooling, high costs, and complex operations. Snowflake has developed a Postgres service that addresses these issues by reimagining Postgres replication. Postgres is a strong operational database, but its change data capture (CDC) capabilities need improvement. Many data pipelines are fragile due to complexities in managing continuous data flow, schema changes, snapshots, and failures. To enhance user experience with Snowflake Postgres, a complete reinvention of the replication process was necessary. A new feature called data mirroring is in public preview, allowing resilient data replication into Snowflake with low cost, minimal lag, and transactional consistency. This feature directly pushes changes from Postgres into Apache Iceberg™ tables in transactional batches, which are then automatically applied to Snowflake tables without extra infrastructure. Change data capture records changes from a transactional database for replay on another system, primarily using logical decoding in Postgres. This method decodes WAL records into logical operations, but the client bears the responsibility for subsequent steps like backfilling, managing schema changes, and handling failures. Built-in logical replication in Postgres only addresses some complexities. A limitation of logical decoding is that the external system does not recognize the state of Postgres, making it difficult to detect schema changes or correlate snapshots with changes. The solution is to push changes from Postgres into a data lake, specifically into Iceberg tables using compressed Parquet format, with object stores like Amazon S3 as the destination. The mirroring process uses a new Postgres extension called snowflake_cdc, which continuously pushes batches of changes into per-table change logs and a meta log. This extension understands the Postgres environment, coordinating schema changes and complex transactions while ensuring alignment between snapshots and changes.

BetaBeacon

July 23, 2026

Amazon Prime Video adds game streaming to its list of features

Amazon has integrated its Luna cloud gaming platform directly into Prime Video, allowing users to play games within the app at no extra cost. The integration includes a new "Games" tab and aims to turn Prime Video into a "one-stop entertainment destination." Initially available to US and UK users with Fire TVs, Amazon plans to expand Luna integration to more devices and countries in the future.

Winsage

July 23, 2026

3 Windows settings that can make or break your PC

Windows 11 includes various settings that can significantly affect computer productivity and performance. 1. Windows Power Mode: This feature allows users to select performance settings under Settings > System > Power & battery. Options include “Best Power Efficiency,” “Best Performance,” and “Balanced.” For an Intel Core 300 laptop, power consumption varies as follows: - Performance mode: 30W sustained, 60W boost - Balanced mode: 25W sustained, 60W boost - Efficiency mode: 15W sustained, 20W boost Switching from “Balanced” to “Performance” mode can increase performance by 5%, while “Efficiency” mode can save up to 50% battery life with an 18% performance drop. 2. Storage Sense: Found under Settings > System > Storage, this feature automatically cleans up unnecessary files to maintain optimal SSD performance. It activates when free disk space falls below a certain threshold and can be manually triggered. Users can configure it to manage the Downloads folder and convert locally stored files backed up to OneDrive into cloud-only files. 3. OneDrive and Windows Backup: OneDrive syncs files between the cloud and PC, which can slow down performance, especially on asymmetric broadband connections. Users can adjust backup preferences through the OneDrive icon in the Action Center, but Windows may not always respect these settings, potentially leading to unwanted file re-downloads.

AppWizard

July 23, 2026

Steam wishlists and gifting games just got a whole lot more useful

Valve has introduced enhancements to the Steam wishlist and gifting features. Users can now create customizable wishlist categories with personalized tags, improving organization and management of game preferences. The search functionality has been upgraded with autocomplete features, and titles with demos are clearly marked. Users can generate custom URLs to share specific wishlist categories, and a guest checkout feature allows gifting without a Steam account. Email gifting options enable users to send gifts directly to an email address, with limitations on acceptance and scheduling. Cross-region gifting has been introduced, allowing users to send gifts to friends in different locations, with costs adjusted based on the recipient's region.

Tech Optimizer

July 23, 2026

Simplify AI agent orchestration with Lakebase Postgres

The auditing process has traditionally been labor-intensive, requiring extensive document reviews. CLA (CliftonLarsonAllen LLP) partnered with the Databricks Forward Deployed Engineering team to develop a document processing application that reduces extraction time from hours to minutes while maintaining quality. The application is built on the Databricks platform, utilizing technologies like Lakebase Postgres, Databricks Apps, Lakeflow Jobs, MLflow, and Unity Catalog Volumes. The application addresses challenges in document parsing, including unpredictable per-task latency, rate-limit-aware throttling, workload prioritization, cost attribution per task, and real-time progress visibility. It eliminates the need for multiple specialized systems by integrating components such as a web application for user interaction, Lakebase for state management, an orchestrator for task management, and AI agents for document processing. The task queue is supported by two Postgres tables in Lakebase, tracking task status and execution attempts. Concurrency safety is ensured through a locking mechanism, and crash recovery is facilitated by lease-based locking. The orchestrator implements rate-limit-aware throttling and idempotent webhook callbacks to manage task processing effectively. An operator dashboard provides real-time metrics on task status, agent performance, and workload costs, with live updates through Postgres LISTEN/NOTIFY events. Cost attribution is managed at the application level, allowing for detailed monitoring of expenditures. Lakebase enhances the orchestration process with features like autoscaling compute, OAuth-rotated authentication, Unity Catalog integration, and support for branching and snapshots.

AppWizard

July 22, 2026

Meta Horizon+ Adds XBOX Game Pass

Meta and XBOX have launched a starter edition of XBOX Game Pass on the Meta Horizon+ platform, providing access to over 50 games. This edition includes 10 hours of cloud gaming each month, allowing players to stream select titles without downloads. Users can also download games for unlimited play across various devices. The library features notable titles such as Fallout 4, Overcooked 2, Grounded, DayZ, Deep Rock Galactic, and SnowRunner. Meta Quest Touch controllers will soon emulate an XBOX gamepad, enabling easy access to Game Pass titles. The subscription to Meta Horizon+ costs .99 USD per year or .99 USD per month, with a one-month free trial for new users, and includes over 100 VR games.

Tech Optimizer

July 22, 2026

Migrating mission-critical payments at Nubank to Amazon Aurora PostgreSQL

Nubank, a digital banking platform with approximately 135 million customers in Brazil, Mexico, and Colombia, faced challenges with its payment infrastructure due to inefficiencies in managing 7.5 TB of self-hosted PostgreSQL databases. Queries took over 13 minutes to execute, and replication lags exceeded four minutes during peak times. To address these issues, Nubank evaluated database solutions based on developer productivity, operational efficiency, performance reliability, and scalability. They selected Amazon Aurora PostgreSQL-Compatible Edition for its compatibility, performance improvements, and automated features. The migration to Aurora was facilitated by AWS Database Migration Service (AWS DMS), which minimized downtime and allowed for efficient transition. Post-migration, query performance improved significantly, with some queries executing up to 1,900 times faster, and overall end-to-end service latency decreased, enhancing customer experience. The migration resulted in a 25 percent cost reduction and ensured compliance with regulatory requirements.

Tech Optimizer

July 22, 2026

Google boosts AlloyDB vector search with HNSW preview

Google has introduced a preview of its columnar engine-accelerated HNSW feature for AlloyDB, enhancing vector search throughput by up to four times for users of the pgvector extension in PostgreSQL. This improvement is aimed at approximate nearest neighbor searches using HNSW across large datasets. AlloyDB utilizes a columnar engine that allows HNSW indexes to reside in memory, improving throughput and recall metrics. In benchmark tests on the GloVe 100 Angular dataset, queries per second increased by approximately 4.2x to 4.9x, with recall improving from about 0.78 to over 0.94 at a throughput of around 350 queries per second. The columnar engine's design bypasses traditional PostgreSQL buffer management bottlenecks, enhancing efficiency during graph traversal. The memory architecture is distinct from basic caching techniques, and the feature requires no changes to application code. Users must enable the columnar engine and index caching flags to utilize this feature. Benchmarks were conducted on an AlloyDB C4A machine with 16 virtual CPUs.

AppWizard

July 21, 2026

St. Louis Restaurant Review Launches Android App

St. Louis Restaurant Review has launched a dedicated Android mobile application available on the Google Play Store, providing St. Louis diners with access to restaurant news, reviews, and an online ordering process through eOrderSTL. The app offers real-time updates on restaurant openings and closures, detailed reviews focused on the local culinary scene, and integrates eOrderSTL to allow users to order food directly from the app. This integration helps restaurant owners avoid high commission fees charged by national delivery platforms, retain customer data, and maintain control over their digital storefronts. Consumers benefit from lower menu prices, support for the local economy, and a streamlined ordering experience. The app is designed for speed and ease of use, enhancing the dining experience for locals.

Winsage

July 18, 2026

Recent patches for Windows 11 could have been created by Microsoft’s new Mythos rival

Microsoft is developing a security tool called Project Perception, aimed at helping organizations identify and fix software vulnerabilities using artificial intelligence. Set to launch this month, it will utilize AI models from Microsoft, OpenAI, and Anthropic to offer extensive coverage while being cost-effective. The tool features a model router to select the best AI model for specific tasks, optimizing performance and reducing operational costs. Led by Hayete Gallot, Microsoft is shifting towards AI-focused products, recognizing the potential for substantial returns from enterprise investments in AI. Project Perception aims to compete in the AI-driven vulnerability detection market, although its availability may be limited due to concerns about misuse. Microsoft recently addressed around 570 vulnerabilities using an AI tool called MDASH, suggesting a growing role for AI in cybersecurity.