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Flink DDL
DDL commands CREATE Catalog Hive catalog This creates an Iceberg catalog named hive_catalog that can be configured using 'catalog-type'='hive' , which loads tables from Hive m... -
Set Up Service User Accounts
Each service requires a service user account. The Ambari Cluster Install wizard creates new and preserves any existing service user accounts, and uses these accounts when configur... -
Queries
Spark Queries To use Iceberg in Spark, first configure Spark catalogs . Iceberg uses Apache Spark’s DataSourceV2 API for data source and catalog implementations. Querying with S... -
JDBC
Iceberg JDBC Integration JDBC Catalog Iceberg supports using a table in a relational database to manage Iceberg tables through JDBC. The database that JDBC connects to must suppo... -
收集信息
在部署集群之前，您需要收集以下信息： 系统中每台主机的完全限定域名 (FQDN)。 Ambari 集群安装向导支持使用 IP 地址。您可以使用 hostname - f 检查或验证主机的 FQDN。 [注意] 可以将所有组件部署在单个主机上，但仅适用于初始评估目的。通常，您至少设置三个主机；一台主主机和两台从机，作为最小集群。 您... -
Parquet HDFS
Description Usage Example Pipeline Configuration Configuration Developer Notes Description An extension to FsDataWriter that writes in Parquet format in the form of either... -
Package Size and Inode Count Requirements
Size Inodes Ambari Server 100 MB 5000 Ambari Agent 8MB 1,000 Ambari Metrics Collector 225MB 4,000 Ambari Metrics Monitor 1MB 100 Ambari Metrics Hado... -
Package Size and Inode Count Requirements
Size Inodes Ambari Server 100 MB 5000 Ambari Agent 8MB 1,000 Ambari Metrics Collector 225MB 4,000 Ambari Metrics Monitor 1MB 100 Ambari Metrics Hado... -
Low level client
Redisson uses high-perfomance async and lock-free Java client for Redis or Valkey. It supports both async and sync modes. The most popular use case is to execute a command not supp... -
Quick Start
Quick Start Metric Contexts Metrics Events Reporters Gobblin Metrics is a metrics library for emitting metrics and events instrumenting java applications. Metrics and events...
