Why optimal indexing is key to supercharging your databases

25 November 2024 | 4 minutes

Database Index Representation

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by Shapelets

Adrián Carrio

Lead Data Scientist

23 November 2024
Quotes for highlighted phrases
Indexing, at its core, is a method of organizing data to speed up retrieval

Index

Intro

In today’s data-driven landscape, efficient data retrieval is essential to high-performance applications. Whether it’s serving real-time customer recommendations, enabling disaster recovery, or simply running analytical queries, the efficiency with which a database can access and retrieve information is critical. While many factors impact database performance, efficient indexing stands out as the linchpin for achieving high throughput and minimal latency. This is especially true with modern databases like Shapelets VectorDB, a new player in the vector database space, which harnesses innovative indexing techniques inspired by time series quantization and bitmap indexing to deliver unmatched performance, high queries-per-second (QPS) rates, and rapid disaster recovery.

Database Indexing

In databases, indices can be used to quickly access information that meets certain criteria. An index is a table-like structure with keys, representing indexed values and pointers or references to the corresponding table where data resides.

The index acts as a mapping mechanism, allowing faster lookup by using keys to directly access rows in the database table, instead of scanning the entire table.

Bitmap Index

When using bitmap indices, a binary number is associated with each key. This number indicates whether the relevant information is present in a specific row of the database table: 1 means the information exists in that row and 0 means it does not. By using bitmap indices, filtering and logical operations for data retrieval can be greatly accelerated.

Understanding the role of indexing in database performance

Indexing, at its core, is a method of organizing data to speed up retrieval. Instead of scanning entire tables to find specific data points, an index enables the database engine to jump directly to the relevant entries. This is akin to having a book’s table of contents or index, allowing readers to quickly locate information without going page-by-page. In relational databases, traditional indexing techniques like B-trees or hash-based indeces are common, but with the advent of big data and complex data types, such as vectors, new indexing paradigms are required.

The need for efficient indexing becomes even more critical when working with large datasets and high-velocity data streams. In applications where data is continuously generated, as in IoT or real-time analytics, an inefficient index can quickly lead to performance bottlenecks, skyrocketing latency, and escalating infrastructure costs.

Quotes for highlighted phrases

Imagine you have a library with 10,000 books and want to quickly find all books written by “Author A.” Without an Index, you would have to open each book one by one, read its author’s name, and check if it matches “Author A.” This process could take hours because it requires 10,000 comparisons.

Imagine you have a library with 10,000 books and want to quickly find all books written by “Author A.”
Without an Index, you would have to open each book one by one, read its author’s name, and check if it matches “Author A.” This process could take hours because it requires 10,000 comparisons.
With an Index, instead of going through every book, the library maintains an alphabetical list of authors, with each name pointing to the locations of their books on the shelves. Now, you can directly look up “Author A” in the index and find the books in seconds, regardless of how large the library grows.

Extending to vectors

Now imagine each book is not labeled by an author’s name but instead represented by a numeric vector that describes its topics (e.g., [0.8, 0.1, 0.5] might represent a book about science and technology). To find books similar to a particular topic vector (e.g., [0.9, 0.2, 0.6] for technology), a simple alphabetical list won’t work because similarity is based on distance between vectors (e.g., Euclidean distance or cosine similarity).

In this case, a vector index is used. A vector index organizes the books in such a way that it can quickly identify vectors closest to [0.9, 0.2, 0.6] without comparing against all 10,000 books. This reduces computational effort dramatically, making it feasible to handle millions of vectors in real-time applications.

Logo Shapelets VectorDB

A revolutionary approach to indexing with time series quantization and Bitmap Indexing

Shapelets VectorDB is an advanced vector database that has set a new standard in indexing efficiency. Leveraging algorithms inspired by time series quantization and the use of bitmaps, Shapelets VectorDB efficiently processes high-dimensional data, like embeddings from AI models, with high queries-per-second rates and a low memory footprint. Unlike traditional databases that struggle with multidimensional vector data, Shapelets VectorDB offers ultra-fast indexing that’s tailored to the demands of vectorized data.

In Shapelets VectorDB, time series quantization allows large data volumes to be transformed into simplified, representative data points that still retain their essential characteristics. This technique not only speeds up indexing and retrieval but also reduces memory usage, which is crucial for applications with limited resources. Bitmap indexing, on the other hand, creates a compact representation of data by storing information as a series of bits (0s and 1s), enabling ultra-fast lookup speeds that are especially advantageous for large, sparse datasets. These optimizations collectively allow Shapelets VectorDB to execute high-speed queries without the trade-offs in accuracy or memory that traditional indexing approaches often incur.

This unique combination of time series quantization and bitmap indexing empowers Shapelets VectorDB to outperform typical databases by orders of magnitude. With its capacity to handle extremely high QPS rates, Shapelets is ideal for scenarios requiring rapid data access and analysis. Moreover, its compact data structures allow companies to maintain high-performance querying and indexing capabilities even on constrained hardware, an advantage that is further enhanced by its on-premise compatibility.

On-Premise deployment: Data control meets high performance

One of the standout features of Shapelets VectorDB is its support for on-premise deployments, offering companies full control over their data. In an era of rising privacy concerns, strict regulatory compliance, and cybersecurity threats, keeping data on-premise is often a non-negotiable requirement for many organizations. Shapelets VectorDB addresses this need without sacrificing performance, enabling enterprises to retain complete data custody and comply with internal and external privacy mandates while still benefiting from high-speed, efficient indexing.

For companies managing sensitive data, the ability to run Shapelets VectorDB on-premise ensures that data remains behind secure firewalls and is not exposed to third-party cloud providers. This feature is particularly valuable in industries like finance, healthcare, and government, where data control is paramount. The high-speed indexing provided by Shapelets VectorDB also means that data is available almost instantly, even in large-scale deployments, ensuring that organizations can harness the power of big data without compromising security or control.

Shapelets VectorDB in disaster recovery:

Rapid sata availability when it matters most

Disaster recovery (DR) scenarios are another area where efficient indexing plays a critical role. When a system outage or data loss event occurs, rapid data access can be the difference between a quick recovery and prolonged downtime. Shapelets VectorDB excels in this arena by making large datasets available almost instantaneously. Thanks to its ultra-fast indexing capabilities, Shapelets VectorDB allows companies to quickly rebuild, restore, or reroute applications to ensure business continuity with minimal downtime.

In a traditional database environment, the time required to re-index data can be a significant bottleneck in the DR process. For Shapelets VectorDB, however, its advanced indexing methods allow it to handle large volumes of data with ease, ensuring that recovery efforts are not hindered by lengthy indexing operations. By enabling rapid data availability, Shapelets VectorDB supports real-time recovery and guarantees that mission-critical data is accessible when it’s needed most.

Conclusion

Efficient indexing is undoubtedly the foundation of high-performance databases, and Shapelets VectorDB exemplifies this with its novel approach to handling vector data. By leveraging time series quantization and bitmap indexing, Shapelets VectorDB offers organizations an unmatched balance of speed, efficiency, and data control, making it ideal for a wide range of applications, from real-time data analytics to disaster recovery. Its support for on-premise deployments further enhances its value proposition, empowering organizations to retain full control over their data while benefiting from cutting-edge performance.

As data volumes continue to grow and organizations require ever-faster data retrieval speeds, efficient indexing will only become more critical. Shapelets VectorDB demonstrates that innovative indexing methods can unlock new levels of performance and responsiveness, setting a new standard for what’s possible in modern database architecture. For companies seeking to supercharge their database performance, Shapelets VectorDB offers a compelling solution, illustrating that the future of database performance lies in efficient, intelligent indexing.

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