October 2018
Beginner to intermediate
348 pages
10h
English
Apache Cassandra comes with many common types that can help you with efficient data storage and representation. As Cassandra is written in Java, the Cassandra data types correlate directly to Java data types:
|
CQL type |
Java class |
Description |
|
ascii |
String |
US-ASCII (United States – American Standard Codes for Information Interchange) character string. |
|
bigint |
Long |
64-bit signed long. |
|
blob |
java.nio.ByteBuffer |
Supports storage of BLOBs (binary large objects). |
|
date |
java.time.LocalDate |
32-bit integer denoting the number of days elapsed since January 1, 1970. Dates can also be specified in CQL queries as strings (such as July 22, 2018). |
|
decimal |
java.math.BigDecimal |
Arbitrary precision floating-point ... |