SSTable Output
The SSTable Output step writes to a filesystem directory as an Apache Cassandra SSTable.
This step supports Cassandra 2.2 only.
Options
The following options are available for the SSTable Output transformation step:
| Option | Description |
|---|---|
|
Step name |
Specifies the unique name of the SSTable Output step on the canvas. You can customize the name or leave it as the default. |
|
Cassandra yami file |
Specifies the location of YAML file. A cassandra.yaml file is the main configuration file for Cassandra. It defines node and cluster configuration details. |
|
Directory |
Specifies where to write the output. This directory points to the target table to load to and must match the Keyspace and Column family fields. |
|
Keyspace |
Specifies the keyspace (database) name of the target table to load. The name specified must match the Directory field. |
|
Column family (table) |
Specifies the column family (table) to upload. It assumes the metadata for this table was previously defined in Cassandra. The column family specified must match the Directory field. |
|
Incoming field to use as the row key |
Indicates which incoming row to use as the key. This list is populated with the names of incoming transformation fields. |
| Get fields | Inserts the list of fields from the incoming rows into Incoming field to use as the row key. |
|
Use CQL version 3 |
Queries with CQL version 3. |
|
Buffer (MB) |
Specifies buffer size to use. A new table file is written every time the buffer is full. |