By default, the separator is an underscore character.
They must begin with a letter or the underscore character
In every XML tag name, the function replaces any underscore character (_) with a dash character (-).
Field names can contain only letters, numbers, or the underscore character.
If you are filtering on a text field, for the equals and not equal to operators, you can use wildcard characters. Use the percent character (%) to represent a string of mutliple characters, or the underscore character (_) to represent any single character.
