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4 - case sensitive/insensitive
Note: the argument valid for operators = and != for fields: Secure Text, Secure Free Text, Secure List, Secure Multi Select List, Secure Single User Picker, Secure Multi User Picker, Secure Single Group Picker, Secure Multi Group Picker.
Note 2: Possible values are case_sensitive/case_insensitive
When using Strict Search Security Settings, you can use operators that are defined for the particular field types are listed below:
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