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Lu, Huayi
e6fa411af0
Reviewed-by: Pruthi, Vineet <vineet.pruthi@t-systems.com> Co-authored-by: Lu, Huayi <luhuayi@huawei.com> Co-committed-by: Lu, Huayi <luhuayi@huawei.com>
73 lines
5.9 KiB
HTML
73 lines
5.9 KiB
HTML
<a name="EN-US_TOPIC_0000001233883309"></a><a name="EN-US_TOPIC_0000001233883309"></a>
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<h1 class="topictitle1">PGXC_TOTAL_SCHEMA_INFO_ANALYZE</h1>
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<div id="body0000001127119187"><p id="EN-US_TOPIC_0000001233883309__p173587536319"><strong id="EN-US_TOPIC_0000001233883309__b1896016421370">PGXC_TOTAL_SCHEMA_INFO_ANALYZE</strong> displays the overall schema space information of the cluster, including the total cluster space, average space of instances, skew ratio, maximum space of a single instance, minimum space of a single instance, and names of the instances with the maximum space and minimum space. It provides visibility into the schema space usage of the entire cluster. This view can be queried only on CNs.</p>
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<div class="tablenoborder"><table cellpadding="4" cellspacing="0" summary="" id="EN-US_TOPIC_0000001233883309__table1587313721120" frame="border" border="1" rules="all"><caption><b>Table 1 </b>PGXC_TOTAL_SCHEMA_INFO_ANALYZE columns</caption><thead align="left"><tr id="EN-US_TOPIC_0000001233883309__row587317101113"><th align="left" class="cellrowborder" valign="top" width="33.33333333333333%" id="mcps1.3.2.2.4.1.1"><p id="EN-US_TOPIC_0000001233883309__afbe7fe3528aa4d23a961fb047a3be366">Name</p>
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</th>
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<th align="left" class="cellrowborder" valign="top" width="33.33333333333333%" id="mcps1.3.2.2.4.1.2"><p id="EN-US_TOPIC_0000001233883309__a32766e1c79fc45b5a8bc604d73582551">Type</p>
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</th>
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<th align="left" class="cellrowborder" valign="top" width="33.33333333333333%" id="mcps1.3.2.2.4.1.3"><p id="EN-US_TOPIC_0000001233883309__a37865a77d1a4411998bbb8d0892f7e33">Description</p>
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</th>
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</tr>
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</thead>
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<tbody><tr id="EN-US_TOPIC_0000001233883309__row787497121111"><td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001233883309__p432671020129">schemaname</p>
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</td>
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<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001233883309__p143261210131217">text</p>
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</td>
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<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001233883309__p15326171012129">Schema name</p>
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</td>
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</tr>
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<tr id="EN-US_TOPIC_0000001233883309__row118755711117"><td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001233883309__p432651018120">databasename</p>
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</td>
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<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001233883309__p1432671091214">text</p>
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</td>
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<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001233883309__p03261910121211">Database name</p>
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</td>
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</tr>
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<tr id="EN-US_TOPIC_0000001233883309__row11877778116"><td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001233883309__p1032761014125">nodegroup</p>
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</td>
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<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001233883309__p15327610161211">text</p>
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</td>
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<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001233883309__p7327121061212">Name of the node group</p>
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</td>
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</tr>
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<tr id="EN-US_TOPIC_0000001233883309__row1878379117"><td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001233883309__p1632715104128">total_value</p>
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</td>
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<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001233883309__p1327510111217">bigint</p>
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</td>
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<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001233883309__p153281106123">Total cluster space in the current schema</p>
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</td>
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</tr>
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<tr id="EN-US_TOPIC_0000001233883309__row115153018129"><td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001233883309__p1328191020127">avg_value</p>
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</td>
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<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001233883309__p532811018124">bigint</p>
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</td>
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<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001233883309__p11328810121211">Average space of instances in the current schema</p>
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</td>
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</tr>
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<tr id="EN-US_TOPIC_0000001233883309__row15559202516135"><td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001233883309__p855932517138">skew_percent</p>
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</td>
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<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001233883309__p5559182541314">integer</p>
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</td>
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<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001233883309__p655962561312">Skew ratio</p>
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</td>
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</tr>
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<tr id="EN-US_TOPIC_0000001233883309__row182701820121317"><td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001233883309__p22701207131">extend_info</p>
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</td>
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<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001233883309__p927082017130">text</p>
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</td>
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<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001233883309__p52704201130">Extended information, including the maximum space of a single instance, minimum space of a single instance, and names of the instances with the maximum sapce and minimum space</p>
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</td>
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</tr>
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</tbody>
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</table>
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</div>
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</div>
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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_0639.html">System Views</a></div>
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</div>
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</div>
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