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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 ... -
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... -
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... -
AmazonSqs
AmazonSqs AmazonSqs source connector Support Those Engines Spark Flink SeaTunnel Zeta Key Features batch stream exactly-once column projection parallelism su... -
为 Ranger 配置 MySQL
先决条件 使用 MySQL 时，用于 Ranger 管理策略存储表的存储引擎必须支持事务。 InnoDB 是支持事务的引擎的一个例子。不支持事务的存储引擎不适合作为策略存储。 操作步骤 如果您使用 Amazon RDS，请参阅 Amazon RDS 要求 。 应使用 MySQL 数据库管理员来创建 Ranger 数据库。 以下一系列命令可用于... -
Configuring Oracle for Ranger
If you are using Amazon RDS, see the Amazon RDS Requirements . On the Oracle host, install the appropriate JDBC .jar file. Download the Oracle JDBC (OJDBC) driver from http://... -
Variable Management
Background Introduction Create Variable Reference variables in Flink SQL Reference variables in args of Flink JAR jobs Background Introduction In the actual production enviro... -
3.3 Render an R script to a report
Even if you are a long-time R Markdown user, you may have missed another possibility. Dean Attali called it “knitr ‘s best hidden gem”. That is, you can render a pure R script to... -
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... -
Http
Support Those Engines Key Features Description Supported DataSource Info Sink Options Example Changelog 2.2.0-beta 2022-09-26 Http sink connector Support Those Engine...
