HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\ORACLE (On 64-bit Windows)
SELECT parameter, value FROM nls_database_parameters WHERE parameter = 'NLS_CHARACTERSET';
The client side NLS_LANG in the registry does not match the database character encoding capability. Ensure the text charset part matches .AR8MSWIN1256 or .UTF8 exactly. BEGIN v_check := :block.urdu_field
The database must be capable of storing extended Arabic and Urdu character sets. Urdu requires additional characters beyond standard Arabic (such as ﭓ, ﭨ, 广泛, etc.), making Unicode the safest choice. Database Character Set Selection
Add a trigger on Arabic/Urdu fields:
Standard Western fonts (like Arial or Tahoma) may work, but specialized fonts ensure Urdu ligature scaling works perfectly.
In (Win95/NT/2000 client ) by using the blow details . Title : NLS Setting for Oracle Environment: ------------------------------- Oracle Forums BEGIN v_check := :block.urdu_field
For with Urdu and complex Arabic, upgrade to a modern Oracle Forms version (12c/21c) with full Unicode support. Developer 6i was not designed for bidirectional complex scripts and will always have limitations in shaping, cursor movement, and line breaking for Urdu.
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; BEGIN v_check := :block.urdu_field
Before proceeding, it’s important to understand that Arabic (a single-byte charset) and Urdu (which uses a modified Perso-Arabic script with additional characters) require careful handling to prevent data corruption.
HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\ORACLE (On 64-bit Windows)
SELECT parameter, value FROM nls_database_parameters WHERE parameter = 'NLS_CHARACTERSET';
The client side NLS_LANG in the registry does not match the database character encoding capability. Ensure the text charset part matches .AR8MSWIN1256 or .UTF8 exactly.
The database must be capable of storing extended Arabic and Urdu character sets. Urdu requires additional characters beyond standard Arabic (such as ﭓ, ﭨ, 广泛, etc.), making Unicode the safest choice. Database Character Set Selection
Add a trigger on Arabic/Urdu fields:
Standard Western fonts (like Arial or Tahoma) may work, but specialized fonts ensure Urdu ligature scaling works perfectly.
In (Win95/NT/2000 client ) by using the blow details . Title : NLS Setting for Oracle Environment: ------------------------------- Oracle Forums
For with Urdu and complex Arabic, upgrade to a modern Oracle Forms version (12c/21c) with full Unicode support. Developer 6i was not designed for bidirectional complex scripts and will always have limitations in shaping, cursor movement, and line breaking for Urdu.
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;
Before proceeding, it’s important to understand that Arabic (a single-byte charset) and Urdu (which uses a modified Perso-Arabic script with additional characters) require careful handling to prevent data corruption.
