HDInsight 3.6 Available

Ashish Thapliyal points out some Hive improvements in HDInsight 3.6:

2 Create a new Hive table from scratch or alter Table

Create a new table by, clicking on the ‘+’ icon, which opens the create table wizard. Enter table name, column name and choose a data type from the dropdown. You can pick folloiwng advanced hive settings directly from the UI

  • Transactional : Turn on transaction support in Hive, by checking this flag. Note that the table must be bucketed and stored using an ACID compliant format (such as ORC).

  • Location : Hive stores the table data for managed tables in the Hive warehouse directory in HDFS which is configured in hive-site.xml with property hive.metastore.warehouse.dir. The default location is /apps/hive/warehouse. The location can be changed using the Location text field.

  • File Format : The default file format for CREATE TABLE statement is ORC. choose a format from the file format dropdown.

  • Row Format : Select a row format such as Field terminator, Lines terminator, and Stored File type.

  • Table can be altered to add new columns or change the column name or column datatype.

  • Tables can also be renames and altred

Read on for more improvements, including a graphical plan viewer and improved autocomplete.

Related Posts

Azure Cost Savings Recommendations

Arun Sirpal shows where you can find cost savings recommendations for your Azure-based solutions: Nobody wants to waste money and being in the cloud is no exception! Luckily for us Azure is very efficient in tracking usage patterns and its associated costs, in this case, potential cost savings. You can find this information under Help […]

Read More

The Business Value Of Upgrading To Hadoop 3

Roni Fontaine, Vinod Vavilapalli, and Saumitra Buragohain explain some of the business case for upgrading to Hadoop 3 from Hadoop 2: Hadoop 2 doesn’t support GPUs. Hadoop 3 enables scheduling of additional resources, such as disks and GPUs for better integration with containers, deep learning & machine learning.  This feature provides the basis for supporting GPUs […]

Read More

Categories

April 2017
MTWTFSS
« Mar May »
 12
3456789
10111213141516
17181920212223
24252627282930