Tag: SQL

I'm trying to connect using JDBC MySQL driver but it won't work. As far as I am away I have ...

I am new to hive. I have successfully setup a single node hadoop cluster for development purpose and on top ...

I have the value of 58.3308% in the table(include % character), I need output of 0.583308, and the SQL query ...

Why is this query returning an error. I am trying to load the code for table as a constant string, ...

I am new to Impala. I am trying to fetch data from a table and load it to csv file. ...

I have a table in HUE like : ID,ProductID 1,1 1,2 1,1 1,3 1,1 1,2 1,1 1,3 2,1 2,2 2,2 ...

I have a health outcome database where I'd like to be able to query counts of subjects that meet a ...

I have created a simple table in impala like below CREATE TABLE IF NOT EXISTS my_db.employee (name STRING, salary double ...

I have a raw table recording customer ids coming to a store over a particular time period. Using Impala, I ...

On impala, I'm trying to count the number of distinct sample id's that contain "101", "102" or "103". Here is ...

I'm new to Impala - We are getting following error message when we join two tables as below. Impala dont ...

I am trying to union a bunch of tables and some of these fields are of type array of bigint. ...