Comparison of Two Arrays (Lab Only)

In this lab, you will learn to create a view with redacted data and mask va…

Masking Sensitive Fields (Lab Only)

In this lab, you will learn to create a view with redacted data and mask va…

Redacting sensitive data (Lab Only)

In this lab, you will learn to create a view with redacted data.

Joining array fields (Lab Only)

In this lab, you will learn to join 2 array fields in a document using the …

Calculating Percentiles from array entries (Lab Only)

In this lab, you will learn how to use the aggregation framework to calcula…

Summarizing Arrays For First, Last, Minimum, Maximum & Average Values (Lab Only)

In this lab you will learn to summarize arrays with $first, $last, $max, $m…

One-to-One join with $lookup (Lab Only)

In this lab, you will learn how to use the aggregation framework to perform…

Finding distinct values (Lab Only)

In this lab, you will learn how to use the aggregation framework to list di…

Learning to group and summing items (Lab Only)

In this lab, you will learn how to use the aggregation framework to generat…

Filtering a top subset (Lab Only)

In this lab, you will learn how to use the aggregation framework to filter …

Transforming data with the $map and $reduce aggregation operators (Lab Only)

In this lab, you will learn to use the $map and the $reduce operators to ma…

Understand when and when not to use the $group blocking stage in combination with $unwind (Lab Only)

In this lab, you will learn when to use the $group blocking stage with $unw…

Improving Performance of $sort stages (Lab Only)

This lab helps you learn how you can improve the performance of $sort by re…

Better alternatives to a $project stage (Lab Only)

This lab helps you learn in which scenarios it is better to use $project an…