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SNMP
switch_legacy snmp 监控网络设备，主要是通过 SNMP 协议，Categraf、Telegraf、Datadog-Agent、snmp_exporter 都提供了这个能力。 switch_legacy Categraf 提供了一个网络设备的采集插件：switch_legacy，在 conf/input.switch_legacy ... -
LocalFile
Support Those Engines Key features Description Options path [string] file_format_type [string] read_columns [list] delimiter/field_delimiter [string] parse_partition_from_pa... -
Set Up the Ambari Server
More Information Before starting the Ambari Server, you must set up the Ambari Server. Setup configures Ambari to talk to the Ambari database, installs the JDK and allows you to... -
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... -
Ubuntu 18
步骤 下一步 更多信息 在可以访问 Internet 的服务器主机上，使用命令行编辑器执行以下操作 步骤 在安装 Ambari 之前，您必须更新 ambari.list 文件中的 username 和 password 。运行以下命令： vi /etc/apt/sources.list.d/ambari.list 例如，输出显示以... -
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... -
Snowflake
Support those engines Key features Description Supported DataSource list Database dependency Data Type Mapping Options tips Task Example simple: parallel: parallel bounda... -
元数据文档
表概览 用户 队列 数据源 项目 资源 告警 命令 流程 任务 核心表Schema t_ds_process_definition t_ds_process_instance t_ds_task_instance t_ds_schedules t_ds_command 表概览 表名 表信息 t_ds_access_t... -
Writes
Writing with SQL INSERT INTO MERGE INTO MERGE INTO syntax INSERT OVERWRITE Overwrite behavior Dynamic overwrite Static overwrite DELETE FROM UPDATE Writing to Branc... -
Configuration
Catalogs Catalog configuration Using catalogs Replacing the session catalog Using catalog specific Hadoop configuration values Loading a custom catalog SQL Extensions Runtim...
