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Overview
Table format (aka. format) was first proposed by Iceberg, which can be described as follows: It defines the relationship between tables and files, and any engine can query and r... -
Write Operations
Operation Types UPSERT INSERT BULK_INSERT DELETE BOOTSTRAP INSERT_OVERWRITE INSERT_OVERWRITE_TABLE DELETE_PARTITION Configs Writing path Related Resources It may be he... -
GitHub 趋势日报 (2025年04月02日)
GitHub 趋势日报 (2025年04月02日) 📈 今日整体趋势 Top 10 📊 分语言趋势 Top 5 Go Java PHP C++ TypeScript Rust Lua JavaScript Kotlin Jupyter Notebook GitHub 趋势日报 (2025年04月02日) 本日报由 TrendF... -
SQL Functions
String Functions ASCII CHAR_LENGTH / LENGTH OCTET_LENGTH CONCAT CONCAT_WS HEXTORAW LOWER / LCASE UPPER / UCASE LEFT RIGHT LOCATE / INSTR / POSITION LPAD RPAD LTRIM RT... -
Delta Lake
Delta Lake Integration Dependencies Configurations Delta Lake Operations Delta lake is an open-source project that enables building a Lakehouse Architecture on top of existing... -
Preface
References This book is published by Chapman & Hall/CRC . The online version of this book is free to read here (thanks to Chapman & Hall/CRC), and licensed under the Creative Co... -
Development Tools
MiniAccumuloCluster Iterator Test Harness Framework Use Normal Test Outline Limitations Accumulo has several tools that can help developers test their code. MiniAccumuloClu... -
FATE
Overview REPO Stack FATE Structure in ZooKeeper Administration List/Print Summary (new in 2.1) Cancel Fail Delete Dump Accumulo must implement a number of distributed, m... -
Bootstrapping
Approaches Use Hudi for new partitions alone Convert existing table to Hudi Using Hudi Streamer Using Spark Datasource Writer Using Spark SQL CALL Procedure Using Hudi CLI C... -
Glossary
authorizations a set of strings associated with a user or with a particular scan that will be used to determine which key/value pairs are visible to the user. cell a set ...
