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F_DOMAINFROMEMAIL

• function from adhoc
• Compatible with UTF-8
• Input VARCHAR(254) eMail-String
• Output VARCHAR(254) from eMail substituted domain

Example

 SELECT 'ibexpert.com' AS ISCORRECT, F_DOMAINFROMEMAIL('info@ibexpert.com') FROM RDB$DATABASE;

Expected results:

 ISCORRECT    F_DOMAINFROMEMAIL                                                                                                                                    
 ============ ==================================================================
 ibexpert.com ibexpert.com  

Example

 SELECT NULL AS ISCORRECT, F_DOMAINFROMEMAIL(NULL) FROM RDB$DATABASE;

Expected results:

 ISCORRECT F_DOMAINFROMEMAIL                                                                                                                                       
 ========= ===============================================================================
 <null>    <null>                

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