Introducing and Registering snapshots (1/3)
Mini-series of Snapshotting Feature Introducing and Registering the Snapshots Creating and Restoring Snapshots Automating snapshots Introduction to Snapshotting Running applications…
Shard Sizing
One question that always arises when we talk about shards is the sizing. For argument’s sake, we will focus on…
Scaling the Cluster
One powerful feature of Elasticsearch is its ability to scale up the server to provide petabytes of data. There is…
Pinned and More Like This Queries
Elasticsearch has a handful of advanced queries dedicated to serving specialized functions. For example, finding similarly looking documents using more_like_this query or…
Percolator Queries
In this article, we explore all about percolate queries. Searching for a set of documents given an input is straightforward. All we…
Boosting scores using Distance Feature Query
Elasticsearch has a handful of advanced queries dedicated to serving a specialized function. For example, boosting the score for cafes…
Source Filtering
Earlier in other articles we’ve set the _sourceflag to false to suppress the documents returned in the response. Although we used it for…
Explanation of the Scores
Elasticsearch provides a mechanism to understand the makeup of relevancy scores. This mechanism tells us exactly how the engine calculates…
Boosting Indices (using indices_boost)
When we search across multiple indices, we may want to have a document found in one index take precedence over…
Pagination, Sorting and Highlighting Features
Elasticsearch provides capabilities to add additional features such as pagination, sorting, field manipulation and others to the queries and its…