What is the character length We can use at Custom Criteria- Person Security Profile?

Summary

I am getting an error for- "maximum WHERE predicate length"

Content

This is the Error we are getting, 

Select get Validate, but when clicking "Next" (Compiling) - we get the following error:

The security profile cannot be created or updated because the maximum WHERE predicate length supported by data security grants was exceeded. (PER-1531350)

Reduce the number of security criteria defined in this security profile.