Найти POBOX, используя регулярное выражение в oracle - PL/SQL

Question

Я хочу извлечь значение pobox из строки, появляющейся после слова POBOX, используя регулярное выражение в oracle - PL/SQL. Ниже приведены некоторые примеры I/р

1. COMPANY (W L L) POBOX - 24440 DOHA QATAR TEL 4765888 
2. STAR LIMITED POBOX PO KHUPARI PO KHUPARI, TQ-WADA,DIST-THANE 421312INDIA 
3. LENNOX ACCOUNT POBOX - N-4875 SD- THE BAHAMAS 
4. MEDHIN WEREDA 13, ADDIS ABABA, ETHIOPIA, POBOX- 1110-1668 //UA 
5. UHTHOFF, SC POBOX M-2059 06000 MEXICO 
6. PHARMACIE AKWABA POBOX AVENUE ESPEREY 00000 ABIDJAN 45 (COTE D IVOIRE), 
7. CAAS POBOX 1 .//SG 
8. CORAL TECH PETER MAYNARD CO BAY DEVEAUX STREETS 2ND FLOOR POBOX N-1000 
9. GULF OCEAN CENTRE - MONTAGU FORESHORE EAST BAY STREET POBOX SS -19084 
10. AHMED SAEED DAMMAM 2044 31453 POBOX 011383-KSA 
11. MISR COMPRESSOR (CO) 10 TH OF INDUSTRIAL ZONE A-2 POBOX 1001 
12. NOKIA AND NETWORKS OY C/O NSN FRANCE POBOX1 3 KARAPORTII 
13. HEWLETT PACKARD EUROP BV POBOX 100- POBOX 100-CH-1217 
14. DUMONT BERGMAN BIDER + CO., S.C. POBOX456 DELEGACION CUAUHTEMO MX 

о/р

1. 24440 
2. 421312 
3. 4875 
4. 1110-1668 
5. 2059 
6. 00000 
7. 1 
8. 1000 
9. 19084 
10. 011383 
11. 1001 
12. 1 
13. 100 
14. 456 

Answer 1

Что-то подобное может помочь вам:

WITH the_table AS (SELECT '1. COMPANY (W L L) POBOX - 24440 DOHA QATAR TEL 4765888' line FROM dual 
        UNION 
        SELECT '2. STAR LIMITED POBOX PO KHUPARI PO KHUPARI, TQ-WADA,DIST-THANE 421312INDIA' FROM dual 
        UNION 
        SELECT '3. LENNOX ACCOUNT POBOX - N-4875 SD- THE BAHAMAS' FROM dual 
        UNION 
        SELECT '4. MEDHIN WEREDA 13, ADDIS ABABA, ETHIOPIA, POBOX- 1110-1668 //UA' FROM dual 
        UNION 
        SELECT '5. UHTHOFF, SC POBOX M-2059 06000 MEXICO' FROM dual 
        UNION 
        SELECT '6. PHARMACIE AKWABA POBOX AVENUE ESPEREY 00000 ABIDJAN 45 (COTE D IVOIRE),' FROM dual 
        UNION 
        SELECT '7. CAAS POBOX 1 .//SG' FROM dual 
        UNION 
        SELECT '8. CORAL TECH PETER MAYNARD CO BAY DEVEAUX STREETS 2ND FLOOR POBOX N-1000' FROM dual 
        UNION 
        SELECT '9. GULF OCEAN CENTRE - MONTAGU FORESHORE EAST BAY STREET POBOX SS -19084' FROM dual 
        UNION 
        SELECT '10. AHMED SAEED DAMMAM 2044 31453 POBOX 011383-KSA' FROM dual 
        UNION 
        SELECT '11. MISR COMPRESSOR (CO) 10 TH OF INDUSTRIAL ZONE A-2 POBOX 1001' FROM dual 
        UNION 
        SELECT '12. NOKIA AND NETWORKS OY C/O NSN FRANCE POBOX1 3 KARAPORTII' FROM dual 
        UNION 
        SELECT '13. HEWLETT PACKARD EUROP BV POBOX 100- POBOX 100-CH-1217' FROM dual 
        UNION 
        SELECT '14. DUMONT BERGMAN BIDER + CO., S.C. POBOX456 DELEGACION CUAUHTEMO MX' FROM dual)     
SELECT line, REGEXP_SUBSTR(line,'(.+?)(POBOX.*?)([0-9]([0-9\-]*[0-9])?)(.+)?',1,1,null,3) pobox 
FROM the_table 
ORDER BY to_number(replace(substr(line,1,2),'.'))