Lesson 2 - Cluster Administration Prerequisites Exercise: View and Update HAWQ Configuration from the Command Line Exercise: View the State of Your HAWQ Cluster via Ambari Exerc...

Lesson 2 - Cluster Administration Prerequisites Exercise: View and Update HAWQ Configuration from the Command Line Exercise: View the State of Your HAWQ Cluster via Ambari Exerc...

Accessing HBase Data Prerequisites Syntax Column Mapping Row Key Direct Mapping Indirect Mapping (via Lookup Table) Example Accessing HBase Data Prerequisites Before t...

Environment Variables Required Environment Variables GPHOME PATH LD_LIBRARY_PATH Optional Environment Variables PGAPPNAME PGDATABASE PGHOST PGHOSTADDR PGPASSWORD PGPASSFIL...

Querying Data Querying Data This topic provides information about using SQL in HAWQ databases. You enter SQL statements called queries to view and analyze data in a database u...

HAWQ Management Tools HAWQ Management Tools HAWQ management tools are consolidated into one hawq command. The hawq command can init, start and stop each segment separately, ...

Using PL/Java About PL/Java About HAWQ PL/Java Unsupported Functions Server Configuration Parameters pljava_classpath pljava_release_lingering_savepoints pljava_statement_cache...

Removing a Node Guidelines for Removing a Node Removing a Node from a Running HAWQ Cluster Removing a Node This topic outlines the proper procedure for removing a node from a...

Removing a Node Guidelines for Removing a Node Removing a Node from a Running HAWQ Cluster Removing a Node This topic outlines the proper procedure for removing a node from a...

Working with File-Based External Tables Working with File-Based External Tables External tables provide access to data stored in data sources outside of HAWQ as if the data wer...