SQL DB2 - 添加前导零，右对齐

Question

SQL DB2/400

尝试添加前导零，右对齐。

` NUMERIC    REQUIRED_OUTPUT   
   .0000              0.0000             
  1.0000              1.0000            
   .0000              0.0000             
100.0000            100.0000  

       `  

中途...

SELECT NBUN62 as NUMERIC ,char(NBUN62) as CHARACTER ,
replace(char(NBUN62), '.' , '0.') AS ADD_LEADING_ZERO FROM Cost_File

  NUMERIC   CHARACTER    ADD_LEADING_ZERO    
   .0000   .0000        0.0000              
  1.0000   1.0000       10.0000             
   .0000   .0000        0.0000              
   .0000   .0000        0.0000              
100.0000   100.0000     100.0000