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                [TOC] # ALTER RESOURCE POOL ## 描述 該語句用來修改資源池。 ## 格式 ~~~ ALTER RESOURCE POOL poolname UNIT [=] unitname, UNIT_NUM [=] unitnum, ZONE [=] (‘zone’ [, ‘zone’ …]); ~~~ ## 參數解釋 <table data-tag="table" id="table-psz-7bn-jse" class="table"><colgroup width="360" span="1" data-tag="col" id="col-nga-0rq-8n3" colwidth="1*" colnum="1" colname="col1" style="width:50%" class="col"></colgroup><colgroup width="360" span="1" data-tag="col" id="col-u5f-ort-2yf" colwidth="1*" colnum="2" colname="col2" style="width:50%" class="col"></colgroup><thead id="thead-0op-x0k-ucj" class="thead"><tr id="tr-rko-kvr-9if"><th id="td-hn2-rw9-8o9"><p id="p-tj0-hze-p84"><b>參數</b></p></th><th id="td-mno-l5w-403"><p id="p-140-gqa-twg"><b>描述</b></p></th></tr></thead><tbody data-tag="tbody" id="tbody-n22-d9u-llj" class="tbody"><tr data-tag="tr" id="tr-xje-l14-tbr" class="tr"><td data-tag="td" id="td-t94-8at-jpp" class="td"><p id="p-36y-d9r-vhi">UNIT</p></td><td data-tag="td" id="td-7ah-kcn-on2" class="td"><p data-tag="p" id="p-f2d-3jy-saw" class="p">指定要使用的資源單元配置的名稱</p></td></tr><tr data-tag="tr" id="tr-och-tys-vr7" class="tr"><td data-tag="td" id="td-qjo-tre-vbf" class="td"><p data-tag="p" id="p-06p-r7g-8ud" class="p">UNIT_NUM</p></td><td data-tag="td" id="td-7mh-4ro-s6f" class="td"><p data-tag="p" id="p-3il-dew-3lh" class="p">指定要創建的一個 ZONE 下的資源單元個數,取值要小于對應 ZONE 中的 OBServer 個數。</p></td></tr><tr data-tag="tr" id="tr-yr3-62z-28v" class="tr"><td data-tag="td" id="td-swz-3wt-o39" class="td"><p data-tag="p" id="p-9xd-wda-noq" class="p">ZONE_LIST</p></td><td data-tag="td" id="td-k65-77j-czv" class="td"><p data-tag="p" id="p-rp3-tsa-5fb" class="p">指定要創建的資源單元的 ZONE 列表</p></td></tr></tbody></table> ## 示例 * 不能同時修改 RESOURCE POOL 的 unit, unit\_num, zone\_list 多個屬性,執行將報錯。 ~~~ OceanBase(admin@test)> ALTER RESOURCE POOL pool1 unit='unit2', unit_num=1, zone_list=('zone1'); ERROR 1235 (0A000): alter unit_num, resource_unit, zone_list in one cmd not supported ~~~ * 修改 RESOURCE POOL 的單條 unit 屬性。 ~~~ OceanBase(admin@test)> ALTER RESOURCE POOL pool1 unit='unit2'; Query OK, 0 rows affected (0.00 sec) ~~~
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