This repository demonstrates a subtle issue with MongoDB's case-insensitive regular expression search. The $regex operator with the i flag for case insensitivity can ...

^ Matches the expression to its right at the start of a string. It matches every such instance before each \n in the string. $ Matches the expression to its left at the end of a string. It matches ...

Regex is a powerful – yet overlooked – tool in search and data analysis. With just a single line, you can automate what would otherwise take dozens of lines of code. Short for “regular expression,” ...

Abstract: Regex-dependent string functions are string functions that take regular expressions (regexes) as parameters and are popular means of manipulating strings. They are frequently used for, e.g., ...