Searching data / Building a query / Operations reference / String group / Edit distance: Hamming (hamming)
Edit distance: Hamming (hamming)
Description
Creates a new column that returns the Hamming edit distance between two strings.
How does it work in the search window?
Select Create column in the search window toolbar, then select the Edit distance: Hamming operation. You need to specify two arguments:
| Argument | Data type |
|---|---|
| String (mandatory) | string |
| String (mandatory) | string |
The data type of the values in the new column is integer.
Example
In the demo.ecommerce.data table, we want to know the Hamming distance between the strings in the referralUri and uri columns. To do it, we will create a new column using the Edit distance: Hamming operation.
The arguments needed to create the new column are:
- String - referralUri column
- String - uri column
Click Create column and you will see the following result:
How does it work in LINQ?
Use the operator select... as... and add the operation syntax to create the new column. This is the syntax for the Edit distance: Hamming operation:
hamming(string1, string2)
Example
You can copy the following LINQ script and try the above example on the demo.ecommerce.data table:
from demo.ecommerce.data
select hamming(referralUri, uri) as hamming