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自监控
夜莺 5.x 版本有 n9e-webapi 和 n9e-server 两个模块，这俩模块都暴露了 /metrics 接口，所以，夜莺自身组件的监控，就有两个做法，做法一： 搞一个单独的 Prometheus，抓取 n9e-webapi 和 n9e-server 的 /metrics 的数据 在这个单独的 Prometheus 里配置 up 指标的告... -
Comparability, Equality, Orderability and Equivalence
Concepts Comparability Equality Orderability Equivalence Comparability and equality Comparability Orderability Between different Agtypes AGE already has good semantics for... -
Relation
countBy difference differenceWith unionWith union gt gte intersection lt lte max min propEq sortBy pathEq maxBy minBy equals identical eqBy clamp sortWith c... -
5.6 Verbatim code chunks
Show a verbatim inline expression Typically we write code chunks and inline expressions that we want to be parsed and evaluated by knitr . However, if you are trying to write a t... -
Switching to an Oracle Database After Installation
About This Task Prerequisites Steps About This Task If you want to use an Oracle database with SAM or Schema Registry after you have performed your initial HDF installation o... -
Methods
String Methods Collection Methods List Methods Map Methods Temporal Methods Enum Methods Optional Methods Other Methods When writing the “filter” for a JDOQL Query you can... -
Kudu
Support Kudu Version Support Those Engines Key Features Data Type Mapping Sink Options Task Example Simple: Multiple Table Changelog 2.2.0-beta 2022-09-26 2.3.0-beta 2022-... -
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... -
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 ... -
SLES 12
Steps Next Step More Information On a server host that has Internet access, use a command line editor to perform the following Steps Before installing Ambari, you must upda...
