forked from docs/doc-exports
Ru, Li Yi
4b09a03a51
Reviewed-by: Wagner, Fabian <fabian.wagner@t-systems.com> Co-authored-by: Ru, Li Yi <liyiru7@huawei.com> Co-committed-by: Ru, Li Yi <liyiru7@huawei.com>
21 lines
1.7 KiB
HTML
21 lines
1.7 KiB
HTML
<a name="ddm_08_0017"></a><a name="ddm_08_0017"></a>
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<h1 class="topictitle1">SHOW TOPOLOGY</h1>
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<div id="body1599640064071"><p id="ddm_08_0017__p1757111616590"><strong id="ddm_08_0017__b193203366262">Command Format:</strong></p>
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<p id="ddm_08_0017__p1477441910141"><strong id="ddm_08_0017__b2096392771413">show topology from </strong><em id="ddm_08_0017__i96077289147"><table_name></em>;</p>
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<p id="ddm_08_0017__p1892154917406">It is used to view physical tables corresponding to a specified logical table.</p>
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<p id="ddm_08_0017__p14193513164311"><strong id="ddm_08_0017__b7157144510264">Output Details:</strong></p>
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<p id="ddm_08_0017__p787181316454"><strong id="ddm_08_0017__b1893725775010">RDS_instance_id</strong>: indicates the ID of the RDS instance.</p>
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<p id="ddm_08_0017__p187451427184519"><strong id="ddm_08_0017__b117160573493">HOST</strong>: indicates the IP address of the RDS instance.</p>
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<p id="ddm_08_0017__p13877132454"><strong id="ddm_08_0017__b14347650192615">PORT</strong>: indicates the port number of the RDS instance.</p>
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<p id="ddm_08_0017__p98710132455"><strong id="ddm_08_0017__b4178155142617">DATABASE</strong>: indicates the physical database in the RDS instance.</p>
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<p id="ddm_08_0017__p387111354517"><strong id="ddm_08_0017__b1555955215263">TABLE</strong>: indicates the physical table.</p>
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<p id="ddm_08_0017__p48751315455"><strong id="ddm_08_0017__b149801855172317">ROW_COUNT</strong>: indicates the estimated number of data entries in each physical table. The value is obtained from information_schema.TABLES.</p>
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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="ddm_08_0002.html">Supported SQL Statements</a></div>
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</div>
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</div>
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