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Yihui Xie
Yihui Xie (https://yihui.org ) is a software engineer at RStudio (https://www.rstudio.com ). He earned his PhD from the Department of Statistics, Iowa State University. He is inte... -
Collections
_.at(collection, [props]) Arguments Returns Example .countBy(collection, [iteratee=.identity], [thisArg]) Arguments Returns Example .every(collection, [predicate=.identity]... -
Permissions
Configuration Granting permission View permissions Revoking permissions Accumulo users can only perform actions if they are given permission. Accumulo has three types of perm... -
Exporter
Introduction Arguments Examples Copy a Hudi dataset Export to json or parquet dataset Re-partitioning Custom Re-partitioning Introduction HoodieSnapshotExporter allows you... -
Snowflake
Steps: Create an external volume Create a catalog integration for Iceberg files in object storage Create an Iceberg table from Iceberg metadata in object storage Currently, Sn... -
Spark DDL
CREATE TABLE PRIMARY KEY PARTITIONED BY CREATE TABLE … AS SELECT CREATE TABLE … LIKE REPLACE TABLE … AS SELECT DROP TABLE TRUNCATE TABLE ALTER TABLE ALTER TABLE … SET TBLPR... -
Start the Ambari Server
Next Steps More Information Run the following command on the Ambari Server host: ambari - server start To check the Ambari Server processes: ambari - server status ... -
Client Properties (2.x)
Below are properties set in accumulo-client.properties that configure Accumulo clients . All properties have been part of the API since 2.0.0 (unless otherwise specified): Pr... -
环境准备
要使用 Ambari 部署 Hortonworks stack，您需要准备部署环境： 设置无密码 SSH 设置服务用户帐户 在集群和浏览器主机上启用 NTP 检查 DNS 和 NSCD 配置 iptables 禁用 SELinux 和 PackageKit 并检查 umask 值 下载并设置数据库连接器 为 Ranger 配置数据库实例 ... -
Object
clone values eqProps keys omit pick pickAll project prop props keysIn path valuesIn toPairs toPairsIn propOr has hasIn assoc assocPath lens pickBy evolve inv...
