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SHOW [ SORT-MERGE/XL General Users Guide ] MPE/iX 5.0 Documentation


SORT-MERGE/XL General Users Guide

SHOW 

The >SHOW command displays the collating sequence or the translation
table.

SYNTAX 

             {S[EQUENCE][,O[FFLINE]]}
             {T[ABLE][,O[FFLINE]]   }
     >SH[OW] {                      }
             {NOS[EQUENCE]          }
             {NOT[ABLE]             }

PARAMETERS 

S[EQUENCE]                The S[EQUENCE] parameter displays the collating sequence.
                          This sequence is determined by the first 128 characters of
                          the ASCII code, unless preceded by an >ALTSEQ command or a
                          >DATA command with the EBCDIC sequence parameter.  If the
                          OFFLINE parameter is not issued, the sequence is displayed
                          on the terminal.  (If the OFFLINE parameter is issued, the
                          sequence is printed on the line printer.)  The display
                          consists of the representation of each character in the
                          relative order in which the collating sequence sorts (or
                          merges) the records.  Characters with the same ordinal
                          values are adjoined by equal sign(s).  Once specified in the
                          >SHOW command, it is displayed after each subsequent >ALTSEQ
                          command during a particular sort or merge operation until
                          you specify NOSEQUENCE. OFFLINE activates the formal file
                          designator DISPLOUT, with the line printer as the default
                          device type (DEV=LP). Alternatively, you can store the
                          contents of the sequence on a disc (or tape) file by
                          appending DEV=DISC (or TAPE) to the file equation.

T[ABLE]                   This parameter displays the translation table.  After
                          defining your special collating sequence, you may want to
                          look at the table and the changes that occur in it.  The
                          table is helpful if you call SORT/XL (or MERGE/XL) from a
                          program.  (Refer to the SORT-MERGE/XL Programmers Guide 
                          (32650-90080) for additional information.)  The translation
                          table is organized according to the ASCII code decimal
                          values of the characters.  You should look at the position
                          defined by the ASCII code decimal value to determine the
                          ordinal value of a particular character.  The table displays
                          graphic characters each equated to its ordinal value, and
                          the ordinal values of the characters that do not have
                          graphic representation.  Like the SEQUENCE option, the
                          translation table is displayed after each >ALTSEQ command.
                          The >SHOW TABLE command displays the table (in decimal) on
                          the terminal.

          Table 6-0.  (cont.) 

NOS[EQUENCE]              Suppresses the display of the collating sequence in a
                          particular SORT/XL (or MERGE/XL) operation.  However, you
                          can again get the display by specifying SEQUENCE.

NOT[ABLE]                 Suppresses the display of the translation table until you
                          enter a >SHOW TABLE command.

EXAMPLES 

The following examples show how to display collating sequences and
transaction tables.

Displaying the ASCII Collating Sequence 

To display the standard ASCII collating sequence to your terminal enter
>DATA IS ASCII, SEQUENCE IS ASCII followed by >SHOW SEQUENCE. This
command generates the ASCII collating sequence based on the first 128
characters of the ASCII code.  If you also enter OFFLINE after >SHOW
SEQUENCE, the sequence is printed on the line printer.

          :SORT  

          HP32214A.01.00  SORT/3000 THU, JUN  4, 1987, 10:25 AM
          (c) HEWLETT-PACKARD CO. 1986

          >DATA IS ASCII, SEQUENCE IS ASCII   
          >SHOW SEQUENCE   

               nul soh stx etx eot enq ack bel  bs  ht  lf  vt  ff  cr  so  si
               dle dc1 dc2 dc3 dc4 nak syn etb can  em sub esc  fs  gs  rs  us
                sp   !   "   #   $   %   &   '   (   )   *   +   ,   -   .   /
                 0   1   2   3   4   5   6   7   8   9   :   ;   <   =   >   ?
                 @   A   B   C   D   E   F   G   H   I   J   K   L   M   N   O
                 P   Q   R   S   T   U   V   W   X   Y   Z   [   \   ]   ^   _
                 `   a   b   c   d   e   f   g   h   i   j   k   l   m   n   o
                 p   q   r   s   t   u   v   w   x   y   z   {   |   }   ~ del

Displaying the EBCDIC Collating Sequence 

To display the EBCDIC collating sequence, enter the EBCDIC parameter of
the >DATA command.

          :SORT  

          HP32214A.01.00  SORT/3000 THU, JUN  4, 1987, 10:30 AM
          (c) HEWLETT-PACKARD CO. 1986

          >DATA IS ASCII, SEQUENCE IS EBCDIC   
          >SHOW SEQUENCE    

               nul soh stx etx  ht  del  vt  ff  cr  so  si dle dc1 dc2 dc3  bs
               can  em  fs  gs  rs   us  lf etb esc enq ack bel syn eot dc4 nak
               sub  sp   [   .   <    (   +   !   &   ]   $   *   )   ;   ^    -
                 /   @   ,   %   _    >   ?   `   :   #   @   '   =   "   a   b
                 c   d   e   f   g    h   i   j   k   l   m   n   o   p   q   r
                 ~   s   t   u   v    w   x   y   z   {   A   B   C   D   E   F
                 G   H   I   }   J    K   L   M   N   O   P   Q   R   \   S   T
                 U   V   W   X   Y    Z   0   1   2   3   4   5   6   7   8   9

Displaying Recurring Collating Sequences 

After you specify SHOW SEQUENCE in the >SHOW command, the collating
sequence is displayed after each subsequent >ALTSEQ command until you
specify the NOSEQUENCE parameter.

          :SORT     

          HP32214A.01.00  SORT/3000 THU, JUN  4, 1987, 10:35 AM
          (c) HEWLETT-PACKARD CO. 1986

          >DATA IS ASCII, SEQUENCE IS ASCII   
          >SHOW SEQUENCE    

               nul soh stx etx eot enq ack bel  bs  ht  lf  vt  ff  cr  so  si
               dle dc1 dc2 dc3 dc4 nak syn etb can  em sub esc  fs  gs  rs  us
                sp   !   "   #   $   %   &   '   (   )   *   +   ,   -   .   /
                 0   1   2   3   4   5   6   7   8   9   :   ;   <   =   >   ?
                 @   A   B   C   D   E   F   G   H   I   J   K   L   M   N   O
                 P   Q   R   S   T   U   V   W   X   Y   Z   [   \   ]   ^   _
                 `   a   b   c   d   e   f   g   h   i   j   k   l   m   n   o
                 p   q   r   s   t   u   v   w   x   y   z   {   |   }   ~ del

          >`A`~~LTSEQ MERGE "A-C" WITH "D-L"   ''

               nul soh stx etx eot enq ack bel  bs  ht  lf  vt  ff  cr  so  si
               dle dc1 dc2 dc3 dc4 nak syn etb can  em sub esc  fs  gs  rs  us
                sp   !   "   #   $   %   &   '   (   )   *   +   ,   -   .   /
                 0   1   2   3   4   5   6   7   8   9   :   ;   <   =   >   ?
                 @   A   D   B   E   C   F   G   H   I   J   K   L   M   N   O
                 P   Q   R   S   T   U   V   W   X   Y   Z   [   \   ]   ^   _
                 `   a   b   c   d   e   f   g   h   i   j   k   l   m   n   o
                 p   q   r   s   t   u   v   w   x   y   z   {   |   }   ~ del

          >ALTSEQ "A" = "B"   

               nul soh stx etx eot enq ack bel  bs  ht  lf  vt  ff  cr  so  si
               dle dc1 dc2 dc3 dc4 nak syn etb can  em sub esc  fs  gs  rs  us
                sp   !   "   #   $   %   &   '   (   )   *   +   ,   -   .   /
                 0   1   2   3   4   5   6   7   8   9   :   ;   <   =   >   ?
                 @   A=  D   B   E   C   F   G   H   I   J   K   L   M   N   O
                 P   Q   R   S   T   U   V   W   X   Y   Z   [   \   ]   ^   _
                 `   a   b   c   d   e   f   g   h   i   j   k   l   m   n   o
                 p   q   r   s   t   u   v   w   x   y   z   {   |   }   ~ del

          >SHOW NOSEQUENCE   
          >ALTSEQ MERGE "a-c" WITH "A-C"   

Using the >SHOW Command TABLE Parameter 

Entering the >SHOW TABLE command, following the >DATA command, generates
the translation table either to your terminal or to the printer if you
designate OFFLINE. The standard ASCII translation table shows each
character, in ascending order, and its ordinal (decimal) value.

          :SORT   

          HP32214A.01.00  SORT/3000 THU, JUN  4, 1987, 10:40 AM
          (c) HEWLETT-PACKARD CO. 1986

          >DATA IS ASCII, SEQUENCE IS ASCII  
          >ALTSEQ "B" = "A"    
          >SHOW TABLE    

          :RUN SORT.PUB.SYS  

          HP32214C.02.05 SORT/3000 SUN,  JUL 19,  1987, 10:55 AM
          (c) HEWLETT-PACKARD CO. 1986

          >DATA A SEQ A   
          >A "B" = "A"   
          >SHOW TABLE  

       TABLE OF ORDINAL VALUE ASSIGNED TO EACH CHARACTER.
            !    0 !    1 !    2 !    3 !    4 !    5 !    6 !    7 !    8 !    9
        ----+------+------+------+------+------+------+------+------+------+------
          0 !    0 !    1 !    2 !    3 !    4 !    5 !    6 !    7 !    8 !    9 !
          1 !   10 !   11 !   12 !   13 !   14 !   15 !   16 !   17 !   18 !   19 !
          2 !   20 !   21 !   22 !   23 !   24 !   25 !   26 !   27 !   28 !   29 !
          3 !   30 !   31 !sp=32 !!= 33 !"= 34 !#= 35 !$= 36 !%= 36 !&= 38 !'= 39 !
          4 !(= 40 !)= 41 !*= 42 !+= 43 !,= 44 !-= 45 !.= 46 !/= 47 !0= 48 !1= 49 !
          5 !2= 50 !3= 51 !4= 52 !5= 53 !6= 54 !7= 55 !8= 56 !9= 57 !:= 58 !;= 59 !
          6 !<= 60 !== 61 !>= 62 !?= 63 !@= 64 !A= 65 !B= 65 !C= 67 !D= 68 !E= 69 !
          7 !F= 70 !G= 71 !H= 72 !I= 73 !J= 74 !K= 75 !L= 76 !M= 77 !N= 78 !O= 79 !
          8 !P= 80 !Q= 81 !R= 82 !S= 83 !T= 84 !U= 85 !V= 86 !W= 87 !X= 88 !Y= 89 !
          9 !Z= 90 ![= 91 !\= 92 !]= 93 !^= 94 !_= 95 !`= 96 !a= 97 !b= 98 !c= 99 !
         10 !d=100 !e=101 !f=102 !g=103 !h=104 !i=105 !j=106 !k=107 !l=108 !m=109 !
         11 !n=110 !o=111 !p=112 !q=113 !r=114 !s=115 !t=116 !u=117 !v=118 !w=119 !
         12 !x=120 !y=121 !z=122 !{=123 !|=124 !}=125 !~=126 ! =127 !  128 !  129 !
         13 !  130 !  131 !  132 !  133 !  134 !  135 !  136 !  137 !  138 !  139 !
         14 !  140 !  141 !  142 !  143 !  144 !  145 !  146 !  147 !  148 !  149 !
         15 !  150 !  151 !  152 !  153 !  154 !  155 !  156 !  157 !  158 !  159 !
         16 !  160 !  161 !  162 !  163 !  164 !  165 !  166 !  167 !  168 !  169 !
         17 !  170 !  171 !  172 !  173 !  174 !  175 !  176 !  177 !  178 !  179 !
         18 !  180 !  181 !  182 !  183 !  184 !  185 !  186 !  187 !  188 !  189 !
         19 !  190 !  191 !  192 !  193 !  194 !  195 !  196 !  197 !  198 !  199 !
         20 !  200 !  201 !  202 !  203 !  204 !  205 !  206 !  207 !  208 !  209 !
         21 !  210 !  211 !  212 !  213 !  214 !  215 !  216 !  217 !  218 !  219 !
         22 !  220 !  221 !  222 !  223 !  224 !  225 !  226 !  227 !  228 !  229 !
         23 !  230 !  231 !  232 !  233 !  234 !  235 !  236 !  237 !  238 !  239 !
         24 !  240 !  241 !  242 !  243 !  244 !  245 !  246 !  247 !  248 !  249 !
         25 !  250 !  251 !  252 !  253 !  254 !  255 !
        WHEN PASSED TO SORTINIT, THE TABLE ABOVE IS PRECEDED BY TWO BYTES.
        THESE FIRST TWO BYTES CONTAIN A FLAG BYTE OF %000 AND A LENGTH BYTE OF
        %377 RESPECTIVELY.

Columns are labeled 0, 1, 2, through 9, and rows are labelled 0, 1, 2,
through 25.  The table is used by first reading down the leftmost column
and then across from left to right.  If you want to know the current
ordinal value of B (whose ASCII code decimal value is 66), read down the
table to locate the row labelled 6.  Then read across until you reach the
column with the heading 6.  The value (65) contained in this position
(6,6) identifies the location of the character B in the altered collating
sequence.

Use the OFFLINE parameter to send the contents of the table to the line
printer, disc, or tape.  In this case, the table is created in three
forms.  During programmatic usage of SORT/XL or MERGE/XL, this
information is edited and inserted into a program and then copied into
the >ALTSEQ array passed to SORT/XL or MERGE/XL.

ADDITIONAL DISCUSSION 

None.



MPE/iX 5.0 Documentation