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    <td align="right" class="bar"> <!-- InstanceBeginEditable name="Section Title" -->
      <h1>SQL Reference - Commands</h1>
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      <p><a href="#syntax">Syntax</a></p>
      <p><a href="#options">Options</a></p>
      <p><a href="#example">Example</a></p>
      <p class="line">&nbsp;</p>
      <p><a href="../SQL%20Reference.htm">SQL Reference</a></p>
      <p><a href="../Joins.htm">Joins</a></p>
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      <h2>JOIN</h2>
      <p>The JOIN command can be used in conjunction with the Omnidex Query Language 
        QUALIFY command, to allow qualifications across tables. A JOIN statement 
        follows one or more QUALIFY statements against the from_table, and precedes 
        one or more QUALIFY statements against the to_table.</p>
      <p class="line">&nbsp;</p>
      <h3><a name="syntax"></a>Syntax</h3>
      <p class="ex">JOIN [FROM] from_table USING from_join_col TO to_table USING 
        to_join_col [OWNED BY table_name] [WITH options]</p>
      <p class="indent">JOIN<br>
        Required </p>
      <p class="indent">[FROM] from_table <br>
        Required. The FROM keyword is supported for visual clarity, but is optional. 
        The from_table parameter is the table in the previous QUALIFY statement.</p>
      <p class="indent">USING from_join_col<br>
        Required - The USING keyword is required. The from_join_col parameter 
        is the link column in the from_table that will be joined to the link column 
        in the to_table.</p>
      <p class="indent">TO to_table<br>
        Required. The TO keyword is required. The to_table parameter is the table 
        that will be joined with the table in the previous QUALIFY statement.</p>
      <p class="indent">USING to_join_col<br>
        Required - The USING keyword is required. The to_join_col parameter is 
        the link column in the to_table that will be joined to the link column 
        in the from_table.</p>
      <p class="indent">OWNED BY table_name<br>
        Optional - Lets you specify the table representing the owner of the to_table.</p>
      <p class="indent">[WITH options] <br>
        Optional - Specify options to be used for this command.</p>
      <p class="line">&nbsp;</p>
      <h3><a name="options"></a>Options</h3>
      <p class="indent">&nbsp;</p>
      <p></p>
      <p class="line">&nbsp;</p>
      <h3><a name="example"></a>Example</h3>
      <p>The following example qualifies all orders in the Orders table that were 
        canceled. It then joins the qualified orders to the products table which 
        are further refined with another qualify. Finally, the qualified product 
        names are retrieved with a select statement using the odxid WITH option.</p>
      <p class="ex">&gt;qualify orders where status='cncl'<br>
        610 ORDERS (453 CUSTOMERS) records qualify</p>
      <p class="ex">&gt;join from orders using product_no to products using product_no<br>
        99 PRODUCTS records join</p>
      <p class="ex">&gt;qualify products where product_class='and eqp'<br>
        7 PRODUCTS records qualify</p>
      <p class="ex">&gt;select product_name from products with odxid</p>
      <p class="ex">PRODUCT_NAME<br>
        ----------------------------------------<br>
        PAPER CUTTER<br>
        DIGITAL POSTAL SCALE<br>
        ONE STEP CAMERA<br>
        OVERHEAD PROJECTOR<br>
        RICOH FAX MACHINE<br>
        FAX SURGE PROTECTOR<br>
        POSTAL SCALE</p>
      <p class="ex">7 rows returned</p>
      <p>&nbsp;</p>
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