Shiva Balena


 Installing the UDF Development Package [crayon-59541a1e2157e389197342/] The output will be like below code. [cloudera@quickstart impala-udf-samples-master]$ cmake . — The C compiler identification is GNU 4.4.7 — The CXX compiler identification is GNU 4.4.7 — Check for working C compiler: /usr/bin/cc — Check for working C compiler: /usr/bin/cc — works — […]

Creating UDF and UDAF for Impala


CREATE [crayon-59541a1e21d67668798592/] We can see our new table by typing this: [crayon-59541a1e21d6e017818770/] List of relations Schema |    Name    | Type  |  Owner ——–+————+——-+———- public | playground | table | postgres (1 row) INSERT [crayon-59541a1e21d71345802697/]   Message returned if only one row was inserted. oid is the numeric OID of the […]

Postgres Commands


To install the server locally use the command line and type [crayon-59541a1e2226e779448604/] To start off, we need to set the password of the PostgreSQL user (role) called “postgres”; we will not be able to access the server externally otherwise. As the local “postgres” Linux user, we are allowed to connect […]

Postgres Installation On Centos