Is Cassandra a column oriented or columnar database...

Why many refer to Cassandra as a Column oriented database?...

What exactly is a wide column store?...

Transforming Wide for Long Database, Grouping Variables in R...

Calculate weights of data table rows of wide-format...

R dataset from long to wide - under a specific condition...

Comparing Cassandra structure with Relational Databases...

Wide to long multiple rows and only two variables...

Wide data frame with 4 columns to long data frame with 3 columns...

Creating Time Series columns in R from Long to Wide format considering Date Range...

On Cassandra how to enable LDAP authentication...

Cassandra partition problems...

Is it a correct pattern to build composite primary key using wide columns stores?...