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Array
.chunk(array, [size=1]) Arguments Returns Example .compact(array) Arguments Returns Example .difference(array, [values]) Arguments Returns Example .drop(array, [n=1]) A... -
Comparability, Equality, Orderability and Equivalence
Concepts Comparability Equality Orderability Equivalence Comparability and equality Comparability Orderability Between different Agtypes AGE already has good semantics for... -
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 ... -
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... -
2. Kinit Auxiliary Service
Kinit Auxiliary Service Installing and Configuring the Kerberos Clients Kerberos Ticket Configurations Further Readings Kinit Auxiliary Service In order to work with ... -
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... -
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... -
Hudi
Hudi Integration Configurations Hudi Operations Apache Hudi (pronounced “hoodie”) is the next generation streaming data lake platform. Apache Hudi brings core warehouse and dat... -
ZooKeeper
ZooKeeper ACLs ACL errors during upgrade ZooKeeper ACLs Accumulo requires full access to nodes in ZooKeeper under the /accumulo path. The ACLs can be examined using the ZooKee... -
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...
