helpcontent2/source/text/sdatabase/tablewizard03.xhp


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<?xml version="1.0" encoding="UTF-8"?>
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<helpdocument version="1.0">
<meta>
<topic id="textsharedexplorerdatabasetablewizard03xml" indexer="include" status="PUBLISH">
<title id="tit" xml-lang="en-US">Table Wizard - Set Primary Key</title>
<filename>/text/sdatabase/tablewizard03.xhp</filename>
</topic>
<history>
<created date="2004-07-06T15:25:35">UFI: new Table Wizard page 3</created>
</history>
</meta>
<body>
<section id="setprimary">
<h1 id="par_idN10546"><link href="text/sdatabase/tablewizard03.xhp">Table Wizard - Set Primary Key</link></h1>
<paragraph role="paragraph" id="par_idN10556" xml-lang="en-US">Specifies a field in the table to be used as a primary key.</paragraph>
</section>
<bookmark xml-lang="en-US" branch="hid/WIZARDS_HID_DLGTABLE_CHK_USEPRIMEKEY" id="bm_id2796411" localize="false"/>
<h2 id="par_idN10559">Create a primary key</h2>
<paragraph role="paragraph" id="par_idN1055D" xml-lang="en-US"><ahelp hid=".">Select to create a primary key. Add a primary key to every database table to uniquely identify each record. For some database systems within %PRODUCTNAME, a primary key is mandatory for editing the tables.</ahelp></paragraph>
<bookmark xml-lang="en-US" branch="hid/WIZARDS_HID_DLGTABLE_OPT_PK_AUTOMATIC" id="bm_id1500289" localize="false"/>
<h3 id="par_idN10560">Automatically add a primary key</h3>
<paragraph role="paragraph" id="par_idN10564" xml-lang="en-US"><ahelp hid=".">Select to automatically add a primary key as an additional field.</ahelp></paragraph>
<bookmark xml-lang="en-US" branch="hid/WIZARDS_HID_DLGTABLE_OPT_PK_SINGLE" id="bm_id9485152.00000001" localize="false"/>
<h3 id="par_idN10567">Use an existing field as a primary key</h3>
<paragraph role="paragraph" id="par_idN1056B" xml-lang="en-US"><ahelp hid=".">Select to use an existing field with unique values as a primary key.</ahelp></paragraph>
<bookmark xml-lang="en-US" branch="hid/WIZARDS_HID_DLGTABLE_LB_PK_FIELDNAME" id="bm_id6801049" localize="false"/>
<h4 id="par_idN1056E">Field name</h4>
<paragraph role="paragraph" id="par_idN10572" xml-lang="en-US"><ahelp hid=".">Select the field name.</ahelp></paragraph>
<bookmark xml-lang="en-US" branch="hid/WIZARDS_HID_DLGTABLE_CK_PK_AUTOVALUE" id="bm_id8796349" localize="false"/>
<bookmark xml-lang="en-US" branch="hid/WIZARDS_HID_DLGTABLE_CK_PK_AUTOVALUE_AUTOMATIC" id="bm_id1406292" localize="false"/>
<h4 id="par_idN10575">Auto value</h4>
<paragraph role="paragraph" id="par_idN10579" xml-lang="en-US"><ahelp hid=".">Select to automatically insert a value and increment the field's value for each new record. The database must support automatic incrementation in order to use the <emph>Auto value</emph> feature.</ahelp></paragraph>
<bookmark xml-lang="en-US" branch="hid/WIZARDS_HID_DLGTABLE_OPT_PK_SEVERAL" id="bm_id130008" localize="false"/>
<h3 id="par_idN1057C">Define primary key by several fields</h3>
<paragraph role="paragraph" id="par_idN10580" xml-lang="en-US"><ahelp hid=".">Select to create a primary key from a combination of several existing fields.</ahelp></paragraph>
<bookmark xml-lang="en-US" branch="hid/WIZARDS_HID_DLGTABLE_FIELDS_PK_AVAILABLE" id="bm_id2555009" localize="false"/>
<h4 id="par_idN10583">Available fields</h4>
<paragraph role="paragraph" id="par_idN10587" xml-lang="en-US"><ahelp hid=".">Select a field and click &gt; to add it to the list of primary key fields.</ahelp></paragraph>
<embed href="text/shared/autopi/01090100.xhp#take"/>
<embed href="text/shared/autopi/01090100.xhp#remove"/>
<bookmark xml-lang="en-US" branch="hid/WIZARDS_HID_DLGTABLE_FIELDS_PK_SELECTED" id="bm_id8829309" localize="false"/>
<h4 id="par_idN1059A">Primary key fields</h4>
<paragraph role="paragraph" id="par_idN1059E" xml-lang="en-US"><ahelp hid=".">Select a field and click &lt; to remove it from the list of primary key fields. The primary key is created as a concatenation of the fields in this list, from top to bottom.</ahelp></paragraph>
<paragraph role="paragraph" id="par_idN105A1" xml-lang="en-US"><link href="text/sdatabase/tablewizard04.xhp">Table Wizard - Create table</link></paragraph>
</body>
</helpdocument>