DECLARE v_check VARCHAR2(100); BEGIN v_check := :block.urdu_field; -- Basic check for Urdu Unicode range (U+0600 to U+06FF) IF NOT REGEXP_LIKE(v_check, '[\u0600-\u06FF]') THEN MESSAGE('Please enter Urdu/Arabic text only'); RAISE FORM_TRIGGER_FAILURE; END IF; END;
| Feature | AR8MSWIN1256 | AL32UTF8 | |---------|--------------|----------| | Arabic/Urdu support | ✅ Full support | ✅ Full support | | Multi‑language storage | ❌ Not recommended | ✅ Any language | | Storage space for Arabic | ~1 byte per char | up to 3‑4 bytes per char | | Migration later | Risk of data corruption | No migration needed | | Suitability for Developer 6i | Widely tested | May require extra tuning | DECLARE v_check VARCHAR2(100); BEGIN v_check := :block
HKEY_LOCAL_MACHINE\SOFTWARE\ORACLE\KEY_Dev6iHome\NLS_LANG (or under HKEY_CURRENT_USER\Software\Oracle ) DECLARE v_check VARCHAR2(100)
HKEY_LOCAL_MACHINE\SOFTWARE\ORACLE (or HOME0 , HOMEn ) BEGIN v_check := :block.urdu_field
For Oracle Database 10g, you have two main choices:
Alternatively, for full Arabic localization (if Arabic user interface messages are desired):
[ PDF:Subset ] "Arial" = "Arial.ttf" "Times New Roman" = "Times.ttf" Use code with caution. Windows Region and Language Settings