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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... -
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... -
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... -
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... -
Overview
What is Apache Hudi Core Concepts to Learn Getting Started Connect With The Community Join in on discussions Come to Office Hours for help Community Calls Contribute Welco... -
Catalogs
Introduce multi-catalog How to use Future work Introduce multi-catalog A catalog is a metadata namespace that stores information about databases, tables, views, indexes, users... -
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... -
Development Tools
MiniAccumuloCluster Iterator Test Harness Framework Use Normal Test Outline Limitations Accumulo has several tools that can help developers test their code. MiniAccumuloClu... -
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... -
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...
