PHP ODBC Connect Cloudera Impala and Hive

Environment

CentOS 5.5
PHP 5.3.10
(This article also works for PHP 5.3.3 on CentOS 6).

Dependencies

UnixODBC

UnixODBC can be installed from yum repo

I built a unixODBC 2.3.2 from source, installed to /usr/local/unixODBC

ODBC Connectors

Cloudera offers ODBC libs for both Hive and Impala:
http://www.cloudera.com/content/support/en/downloads/connectors/impala/impala-odbc-v2-5-15.html
http://www.cloudera.com/content/support/en/downloads/connectors/hive/hive-odbc-v2-5-9.html

Follow the install guide on urls above, only wget and yum –nogpgcheck localinstall xxx.rpm required.
Continue reading “PHP ODBC Connect Cloudera Impala and Hive” »

PHP ODBC Connect Cloudera Impala and Hive by @sskaje: https://sskaje.me/2014/07/php-odbc-connect-cloudera-impala-hive/

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MySQL/Hive/Presto/Impala Transposition

Rows to Columns

Rows to Comma Separated String

MySQL

Use GROUP_CONCAT(). This function also works in Infobright.
Continue reading “MySQL/Hive/Presto/Impala Transposition” »

MySQL/Hive/Presto/Impala Transposition by @sskaje: https://sskaje.me/2014/02/mysql-hive-presto-impala-transposition/

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