1<?xml version="1.0" encoding="UTF-8"?>
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23
24<helpdocument version="1.0">
25<meta>
26<topic id="textsharedexplorerdatabasetablewizard03xml" indexer="include" status="PUBLISH">
27<title id="tit" xml-lang="en-US">Table Wizard - Set Primary Key</title>
28<filename>/text/shared/explorer/database/tablewizard03.xhp</filename>
29</topic>
30<comment>Table Wizard page 3</comment>
31</meta>
32<body>
33<section id="setprimary">
34<paragraph role="heading" id="par_idN10546" xml-lang="en-US" level="1" l10n="NEW"><link href="text/shared/explorer/database/tablewizard03.xhp">Table Wizard - Set Primary Key</link></paragraph>
35<paragraph role="paragraph" id="par_idN10556" xml-lang="en-US" l10n="NEW">Specifies a field in the table to be used as a primary key.</paragraph>
36</section>
37<bookmark xml-lang="en-US" branch="hid/WIZARDS_HID_DLGTABLE_CHK_USEPRIMEKEY" id="bm_id2796411" localize="false"/>
38<paragraph role="heading" id="par_idN10559" xml-lang="en-US" level="2" l10n="NEW">Create a primary key</paragraph>
39<paragraph role="paragraph" id="par_idN1055D" xml-lang="en-US" l10n="NEW"><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>
40<bookmark xml-lang="en-US" branch="hid/WIZARDS_HID_DLGTABLE_OPT_PK_AUTOMATIC" id="bm_id1500289" localize="false"/>
41<paragraph role="heading" id="par_idN10560" xml-lang="en-US" level="3" l10n="NEW">Automatically add a primary key</paragraph>
42<paragraph role="paragraph" id="par_idN10564" xml-lang="en-US" l10n="NEW"><ahelp hid=".">Select to automatically add a primary key as an additional field.</ahelp></paragraph>
43<bookmark xml-lang="en-US" branch="hid/WIZARDS_HID_DLGTABLE_OPT_PK_SINGLE" id="bm_id9485152.00000001" localize="false"/>
44<paragraph role="heading" id="par_idN10567" xml-lang="en-US" level="3" l10n="NEW">Use an existing field as a primary key</paragraph>
45<paragraph role="paragraph" id="par_idN1056B" xml-lang="en-US" l10n="NEW"><ahelp hid=".">Select to use an existing field with unique values as a primary key.</ahelp></paragraph>
46<bookmark xml-lang="en-US" branch="hid/WIZARDS_HID_DLGTABLE_LB_PK_FIELDNAME" id="bm_id6801049" localize="false"/>
47<paragraph role="heading" id="par_idN1056E" xml-lang="en-US" level="4" l10n="NEW">Field name</paragraph>
48<paragraph role="paragraph" id="par_idN10572" xml-lang="en-US" l10n="NEW"><ahelp hid=".">Select the field name.</ahelp></paragraph>
49<bookmark xml-lang="en-US" branch="hid/WIZARDS_HID_DLGTABLE_CK_PK_AUTOVALUE" id="bm_id8796349" localize="false"/>
50<bookmark xml-lang="en-US" branch="hid/WIZARDS_HID_DLGTABLE_CK_PK_AUTOVALUE_AUTOMATIC" id="bm_id1406292" localize="false"/>
51<paragraph role="heading" id="par_idN10575" xml-lang="en-US" level="4" l10n="NEW">Auto value</paragraph>
52<paragraph role="paragraph" id="par_idN10579" xml-lang="en-US" l10n="NEW"><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>
53<bookmark xml-lang="en-US" branch="hid/WIZARDS_HID_DLGTABLE_OPT_PK_SEVERAL" id="bm_id130008" localize="false"/>
54<paragraph role="heading" id="par_idN1057C" xml-lang="en-US" level="3" l10n="NEW">Define primary key by several fields</paragraph>
55<paragraph role="paragraph" id="par_idN10580" xml-lang="en-US" l10n="NEW"><ahelp hid=".">Select to create a primary key from a combination of several existing fields.</ahelp></paragraph>
56<bookmark xml-lang="en-US" branch="hid/WIZARDS_HID_DLGTABLE_FIELDS_PK_AVAILABLE" id="bm_id2555009" localize="false"/>
57<paragraph role="heading" id="par_idN10583" xml-lang="en-US" level="4" l10n="NEW">Available fields</paragraph>
58<paragraph role="paragraph" id="par_idN10587" xml-lang="en-US" l10n="NEW"><ahelp hid=".">Select a field and click &gt; to add it to the list of primary key fields.</ahelp></paragraph>
59<embed href="text/shared/autopi/01090100.xhp#uebernehmen"/>
60<embed href="text/shared/autopi/01090100.xhp#entfernen"/>
61<bookmark xml-lang="en-US" branch="hid/WIZARDS_HID_DLGTABLE_CMDREMOVE_PK_SELECTED" id="bm_id8829309" localize="false"/>
62<paragraph role="heading" id="par_idN1059A" xml-lang="en-US" level="4" l10n="NEW">Primary key fields</paragraph>
63<paragraph role="paragraph" id="par_idN1059E" xml-lang="en-US" l10n="NEW"><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>
64<paragraph role="paragraph" id="par_idN105A1" xml-lang="en-US" l10n="NEW"><link href="text/shared/explorer/database/tablewizard04.xhp" name="Table Wizard - Create table">Table Wizard - Create table</link></paragraph>
65</body>
66</helpdocument>
67