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     SQL> desc gjh_a05 ;
Name  Type          Nullable Default Comments
----- ------------- -------- ------- --------
A0500 VARCHAR2(2)   Y                        
A0501 VARCHAR2(6)                            
A0502 VARCHAR2(10)  Y                        
A0503 VARCHAR2(10)  Y                        
A0504 VARCHAR2(20)  Y                        
A0505 VARCHAR2(255) Y                        
A0506 VARCHAR2(1)   Y                        
A0507 VARCHAR2(4)   Y                        
A0508 VARCHAR2(8)   Y                        
A0509 CHAR(1)       Y                        
A0510 VARCHAR2(8


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