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Upgrade
We recommend that you back up database and configuration files before upgrading. Generally, we guarantee that the upgrade does not affect the existing data. To back up data mean... -
5.3 Control the width of text output
Sometimes the text output printed from R code may be too wide. If the output document has a fixed page width (e.g., PDF documents), the text output may exceed the page margins. Se... -
Configuring Ambari to use RedHat Satellite or Spacewalk
Table 6.1. Example Channel Names for Hortonworks Repositories Next Step The Ambari Server uses Version Definition Files (VDF) to understand which product and component versions ... -
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... -
表格
Markdown 表格 语法格式如下： 对齐方式 其他技巧 Markdown 表格 Markdown 制作表格使用 | 来分隔不同的单元格，使用 - 来分隔表头和其他行。 语法格式如下： | 表头 | 表头 | | ---- | ---- | | 单元格 | 单元格 ... -
Retention
Introduction Design Overview of Gobblin Config Management Library Retention Constructs DatasetCleaner DatasetFinder ManagedCleanableDatasetFinder ConfigurableCleanableDataset ... -
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... -
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... -
3. Kyuubi Project Improvement Proposals (KPIP)
Kyuubi Project Improvement Proposals (KPIP) What is a KPIP? Who? KPIP Process Proposing a KPIP KPIP Document Template Discussing a KPIP Implementing a KPIP Kyuubi ... -
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 ...
