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Transactions
Locking Non-Transactional When managing the persistence of objects using a PersistenceManager it is common to handle all datastore operations in a transaction. For this reason ... -
SQL UDF
Description UDF API UDF Implements Example Example Changelog new version UDF of SQL transform plugin Description Use UDF SPI to extends the SQL transform functions lib.... -
Security Overview
Security Overview Implementation Security Overview Accumulo has the following security features: Only authenticated users can access Accumulo. Kerberos can be enabled to re... -
Http
Support Those Engines Key Features Description Supported DataSource Info Sink Options Example Changelog 2.2.0-beta 2022-09-26 Http sink connector Support Those Engine... -
表格
Markdown 表格 语法格式如下： 对齐方式 其他技巧 Markdown 表格 Markdown 制作表格使用 | 来分隔不同的单元格，使用 - 来分隔表头和其他行。 语法格式如下： | 表头 | 表头 | | ---- | ---- | | 单元格 | 单元格 ... -
Authentication
Configuration Root user Creating users Authenticating users Changing user passwords Removing users Accumulo has authentication to verify the identity of users. Configurati... -
Enterprise WeChat
Description Key features Options url [string] mentioned_list [array] mentioned_mobile_list [array] common options Example Changelog 2.2.0-beta 2022-09-26 2.3.0-beta 2022-1... -
Job Env Config
Common Parameter job.name jars job.mode checkpoint.interval parallelism job.retry.times shade.identifier Flink Engine Parameter Spark Engine Parameter This document desc... -
Configuring Ambari to use RedHat Satellite or Spacewalk
Table 6.1. Example Channel Names for Hortonworks Repositories Next Step The Ambari Server uses Version Definition Files (VDF) to understand which product and component versions ... -
Performance
Read performance Write performance Accumulo can be tuned to improve read and write performance. Read performance Enable caching on tables to reduce reads to disk. Enable b...
