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In this case, there are several columns that determine where to store data. #Tableplus cassandra how to#Uses one partitioning key and multiple clustering columns to define where to store the data and how to sort it on a partition. ![]() Contains only one column name as the partition key to determine which nodes will store the data. With primary keys, you determine which node stores the data and how it partitions it. Cassandra Primary Key TypesĮvery table in Cassandra needs to have a primary key, which makes a row unique. Optionally, you can define additional table properties and values using WITH: WITH propertyName=propertyValue įor example, use it to define how to store the data on disk or whether to use compression. The basic syntax for creating a table looks like this: CREATE TABLE tableName ( In this section, we will show you the basic syntax for creating tables in Cassandra. Basic Syntax for Creating Cassandra TablesĬreating tables using CQL looks similar to SQL queries. This way, you immediately create a table in the keyspace you defined. The first part of the command, before column names and options, looks like this: CREATE TABLE keyspace_name.table_name The second option is to specify the keyspace name in the query for table creation. Option 2: Specify the Keyspace Name in the Query To do that, in the cqlsh shell type: USE keyspace_name Run the USE command to select a keyspace to which all your commands will apply.
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