A database index is a data structure that improves the speed of data retrieval operations on a database table at the cost of additional writes and storage

What is Indexing?
 

Indexing is the process by which search engines organize information before a search to enable super-fast responses to queries. Searching through individual pages for keywords and topics would be a very slow process for search engines to identify relevant information.

What is Indexing?
 

Key Takeaways. Indexing is the practice of compiling economic data into a single metric or comparing data to such a metric. There are many indexes in finance that reflect on economic activity or summarize market activity—these become performance benchmarks against which portfolios and fund managers are measured.

What is Indexing?
 

Key Takeaways. Indexing is the practice of compiling economic data into a single metric or comparing data to such a metric. There are many indexes in finance that reflect on economic activity or summarize market activity—these become performance benchmarks against which portfolios and fund managers are measured.

We can say that indexing is the process where we add websites to the Google search engine.

What is Indexing?
 

Key Takeaways. Indexing is the practice of compiling economic data into a single metric or comparing data to such a metric. There are many indexes in finance that reflect on economic activity or summarize market activity—these become performance benchmarks against which portfolios and fund managers are measured.

The information collected from this analysis is fed back into Google's algorithm to provide a new index data score that attempts to understand which content best matches the user's intent. Based on this content evaluation, Google search results or rankings are then calculated.