Elassandra documentation¶
Elassandra closely integrates Elasticsearch in Cassandra.
Contents:
- Architecture
- Quick Start
- Installation
- Configuration
- Mapping
- Type mapping
- Elasticsearch multi-fields
- Bi-directional mapping
- Meta-Fields
- CQL mapper extensions
- Mapping change with zero downtime
- Partitioned Index
- Object and Nested mapping
- Dynamic mapping of Cassandra Map
- Parent-Child Relationship
- Indexing Cassandra static columns
- Elassandra as a JSON-REST Gateway
- Elasticsearch pipeline processors
- Check Cassandra consistency with Elasticsearch
- Operations
- Search through CQL
- Enterprise
- Integration
- Testing
- Breaking changes and limitations
- Deleting an index does not delete cassandra data
- Nested or Object types cannot be empty
- Document _version, _seq_no and _primary_term are meaningless
- Primary term and Sequence Number
- Index and type names
- Column names
- Null values
- Refresh on write
- Elasticsearch unsupported features
- Cassandra limitations