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CDH Hadoop相关 Hive

Hive ODBC Connection ETIMEDOUT

By @sskaje
Link: https://sskaje.me/2015/03/hive-odbc-etimedout/

I was trying to connect TableAU to Cloudera Hadoop on Windows, every time I got an error saying ETIMEDOUT, no other error message can be found.

To solve this, make sure HiveServer 2 can be selected, and for Authentication Mechanism, choose Username and then type ‘hive‘ in the Username text.

Hive ODBC Connection ETIMEDOUT by @sskaje: https://sskaje.me/2015/03/hive-odbc-etimedout/

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Hadoop相关 Hive Impala PrestoDB 学习研究

MySQL/Hive/Presto/Impala Transposition

By @sskaje
Link: https://sskaje.me/2014/02/mysql-hive-presto-impala-transposition/

Rows to Columns

Rows to Comma Separated String

MySQL

Use GROUP_CONCAT(). This function also works in Infobright.

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

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