HDFS Configuration Reference HDFS Site Configuration (hdfs-site.xml and core-site.xml) HDFS Client Configuration (hdfs-client.xml) HDFS Configuration Reference This reference...

gpfdist Protocol gpfdist Protocol The gpfdist:// protocol is used in a URI to reference a running gpfdist instance. The gpfdist utility serves external data files from a dir...

Escaping Escaping There are two reserved characters that have special meaning to HAWQ: The designated delimiter character separates columns or fields in the data file. The ne...

Escaping Escaping There are two reserved characters that have special meaning to HAWQ: The designated delimiter character separates columns or fields in the data file. The ne...

gpfdists Protocol gpfdists Protocol The gpfdists:// protocol is a secure version of the gpfdist:// protocol . To use it, you run the gpfdist utility with the --ssl option. W...

Accessing External SQL Databases with JDBC (Beta) Prerequisites Querying External SQL Data JDBC Custom Options Example: Using the Jdbc Profile to Access a MySQL Database Table Cr...

Accessing External SQL Databases with JDBC (Beta) Prerequisites Querying External SQL Data JDBC Custom Options Example: Using the Jdbc Profile to Access a MySQL Database Table Cr...

CHECKPOINT Synopsis Description Compatibility CHECKPOINT Forces a transaction log checkpoint. Synopsis CHECKPOINT Description Write-Ahead Logging (WAL) puts a checkp...

Creating and Managing Tables Creating a Table Choosing Column Data Types Setting Table Constraints Check Constraints Not-Null Constraints Foreign Keys Choosing the Table Distr...

Transforming XML Data Transforming XML Data The HAWQ data loader gpfdist provides transformation features to load XML data into a table and to write data from the HAWQ to XML f...