Sep 30, 2021 · Databases

Master StarRocks Lateral Join & Unnest for Efficient Row‑to‑Column Transformations

StarRocks 1.18 introduces Lateral Join + Unnest for elegant row‑to‑multiple‑row conversion, Fast Decimal with up to 38‑digit precision and 4× faster arithmetic, extensive Bitmap function enhancements, and a suite of import, storage, operator, and ecosystem optimizations that dramatically boost query performance and scalability.

Bitmap OptimizationFast DecimalLATERAL JOIN

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Master StarRocks Lateral Join & Unnest for Efficient Row‑to‑Column Transformations

NetEase Cloud Music Tech Team

Dec 30, 2020 · Mobile Development

Poplayer: A Solution for Separating Temporary and Stable Business in Mobile Apps

NetEase Cloud Music’s Poplayer adds a WebView overlay to Android apps, isolating temporary features from core functionality while enabling hot‑swappable, reusable modules, and achieves massive memory savings—over 80,000‑fold—and up to 90‑times faster drawing through position/alpha caching, bitmap size reduction, clipRect drawing, and ARGB‑to‑ALPHA_8 optimization.

AndroidArchitecture PatternBitmap Optimization

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Poplayer: A Solution for Separating Temporary and Stable Business in Mobile Apps