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<meta name="abstract" content="Graphic host variables are only supported in ILE COBOL for iSeries." />
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<h1 class="topictitle1">Graphic host variables in COBOL applications that use SQL</h1>
<div><p>Graphic host variables are only supported in ILE COBOL for <span class="keyword">iSeries™</span>.</p>
<div class="section"><div class="p">There are two valid forms of graphic host variables: <ul><li>Fixed-Length Graphic Strings</li>
<li>Varying-Length Graphic Strings</li>
</ul>
</div>
</div>
<div class="section"><h4 class="sectiontitle">Fixed-length graphic strings</h4><pre><span><img src="./c.gif" border="0" alt="Read syntax diagram" longdesc="rzajpcobgraphicsyn1.htm" /></span><a href="#d0e50"><img src="./c.gif" border="0" alt="Skip visual syntax diagram" /></a>
>>-+-01------+--<i>variable-name</i>----------------------------------->
   +-77------+    
   '-<i>level-1</i>-'    
    .-IS-.    
>--+-PICTURE-+--+----+--<i>picture-string</i>-------------------------->
   '-PIC-----'    
    .-IS-.    
   .-USAGE--+----+-.    
>--+---------------+--DISPLAY-1--------------------------------->
>--+--------------------------------+-- . --------------------->&lt;
   | .-IS-. |    
   '-VALUE--+----+--<i>string-constant</i>-'    
</pre><a name="d0e50"></a></div>
<div class="section"> <div class="note"><span class="notetitle">Notes:</span> <ol><li>The <em>picture string</em> associated with these forms must be G(m) (or
GGG...G, with m instance of G) or N(m) (or NNN...N, with m instance of N)
with 1 ≤ m ≤ 16 383.</li>
<li>level-1 indicates a COBOL level between 2 and 48.</li>
</ol>
</div>
</div>
<div class="section"><h4 class="sectiontitle">Varying-length graphic strings</h4><pre><span><img src="./c.gif" border="0" alt="Read syntax diagram" longdesc="rzajpcobgraphicsyn2.htm" /></span><a href="#d0e105"><img src="./c.gif" border="0" alt="Skip visual syntax diagram" /></a>
>>-+-01------+--<i>variable-name</i>-- . ------------------------------>
   '-<i>level-1</i>-'    
    .-IS-.    
>--49--<i>var-1</i>--+-PICTURE-+--+----+--<i>picture-string-1</i>------------->
    '-PIC-----'    
    .-IS-.    
   .-USAGE--+----+-.    
>--+---------------+--+-BINARY----------+----------------------->
    +-COMPUTATIONAL-4-+   
    '-COMP-4----------'   
>--+---------------------------------+-- . --------------------->
   | .-IS-. |    
   '-VALUE--+----+--<i>numeric-constant</i>-'    
    .-IS-.    
>--49--<i>var-2</i>--+-PICTURE-+--+----+--<i>picture-string-2</i>------------->
    '-PIC-----'    
    .-IS-.    
   .-USAGE--+----+-.    
>--+---------------+--DISPLAY-1--------------------------------->
>--+--------------------------------+-- . --------------------->&lt;
   | .-IS-. |    
   '-VALUE--+----+--<i>string-constant</i>-'    
</pre><a name="d0e105"></a></div>
<div class="section"> <div class="note"><span class="notetitle">Notes:</span> <ol><li>The <em>picture-string-1</em> associated with these forms must be S9(m)
or S9...9 with m instances of 9. m must be from 1 to 4. <p>Note that the database
manager will use the full size of the S9(m) variable even though COBOL on
the <span class="keyword">iSeries</span> only recognizes
values up to the specified precision. This can cause data truncation errors
when COBOL statements are being run and may effectively limit the maximum
length of variable-length graphic strings to the specified precision.</p>
</li>
<li id="rzajpcobgraphic__rdhbli2"><a name="rzajpcobgraphic__rdhbli2"><!-- --></a>The <em>picture-string-2</em> associated with these forms must
be G(m), GG...G with m instances of G, N(m), or NN...N with m instances of
N, and with 1 ≤ m ≤ 16 370.</li>
<li><em>var-1</em> and <em>var-2</em> cannot be used as host variables.</li>
<li>level-1 indicates a COBOL level between 2 and 48.</li>
</ol>
</div>
</div>
</div>
<div>
<div class="familylinks">
<div class="parentlink"><strong>Parent topic:</strong> <a href="rzajpdeclaringhostcobol.htm" title="The COBOL precompiler only recognizes a subset of valid COBOL declarations as valid host variable declarations.">Declare host variables in COBOL applications that use SQL</a></div>
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