tutorial Archive

How to using tuple Data Type Cassandra

Tuple data type is a fixed-length sets of typed positional fields. Use a tuple as an alternative to user-defined type(UDT). A Tuple can accommodate many fields(32768). When we create a table, for tuple datatype use angle brackets and a comma delimeter for the commponent types. Unlike other “composed” types (collections and UDT), a tuple is […]

Cassandra Data Manipulation (Insert, Update, Delete) using `cqlsh`

In previous section we learn creating user, keyspaces and managed table. Now we will learning how to insert, update, and deleting data in cassandra using cassandra.Operation DML ( Data Manipulation Language) similar to RDMS (Relational Database Management System). Using Keyword INSERT INTO for inserting data, keyword UPDATE table_name SET columns WHERE conditional for updating data, […]