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Lu, Huayi
a24ca60074
Reviewed-by: Hasko, Vladimir <vladimir.hasko@t-systems.com> Co-authored-by: Lu, Huayi <luhuayi@huawei.com> Co-committed-by: Lu, Huayi <luhuayi@huawei.com>
15 lines
1.3 KiB
HTML
15 lines
1.3 KiB
HTML
<a name="EN-US_TOPIC_0000001145894807"></a><a name="EN-US_TOPIC_0000001145894807"></a>
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<h1 class="topictitle1">View and Joined Table Design</h1>
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<div id="body1528162486098"><div class="section" id="EN-US_TOPIC_0000001145894807__section4431103710524"><h4 class="sectiontitle">View Design</h4><ul id="EN-US_TOPIC_0000001145894807__ul15374258175816"><li id="EN-US_TOPIC_0000001145894807__li18374258155814">[Proposal] Do not nest views unless they have strong dependency on each other.</li><li id="EN-US_TOPIC_0000001145894807__li95301035916">[Proposal] Try to avoid sort operations in a view definition.</li></ul>
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</div>
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<div class="section" id="EN-US_TOPIC_0000001145894807__section6265550010713"><h4 class="sectiontitle">Joined Table Design</h4><ul id="EN-US_TOPIC_0000001145894807__ul1798817211596"><li id="EN-US_TOPIC_0000001145894807__li15988523595">[Proposal] Minimize joined columns across tables.</li><li id="EN-US_TOPIC_0000001145894807__li82861353592">[Proposal] Joined columns should use the same data type.</li><li id="EN-US_TOPIC_0000001145894807__li96527718596">[Proposal] The names of joined columns should indicate their relationship. For example, they can use the same name.</li></ul>
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</div>
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<div class="familylinks">
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<div class="parentlink"><strong>Parent topic:</strong> <a href="dws_04_0077.html">Database Object Design</a></div>
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</div>
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