Oracle角色概述与创建

[[{"txt": "\u00a0 \u00a0 \u89d2\u8272\u662f\u4e00\u4e2a\u72ec\u7acb\u7684\u6570\u636e\u5e93\u5b9e\u4f53\uff0c\u5b83\u5305\u62ec\u4e00\u7ec4\u6743\u9650\u3002\u4e5f\u5c31\u662f\u8bf4\uff0c\u89d2\u8272\u662f\u5305\u62ec\u4e00\u4e2a\u6216\u8005\u591a\u4e2a\u6743\u9650\u7684\u96c6\u5408\uff0c\u5b83\u5e76\u4e0d\u88ab\u90a3\u4e2a\u7528\u6237\u6240\u62e5\u6709\u3002\u89d2\u8272\u53ef\u4ee5\u88ab\u6388\u4e88\u4efb\u4f55\u7528\u6237\uff0c\u4e5f\u53ef\u4ee5\u4ece\u7528\u6237\u4e2d\u5c06\u89d2\u8272\u6536\u56de\u3002\u00a0 \u00a0 \u4f7f\u7528\u89d2\u8272\u53ef\u4ee5\u7b80\u5316\u6743\u9650\u7684\u7ba1\u7406\uff0c\u53ef\u4ee5\u4ec5\u7528\u4e00\u6761\u8bed\u53e5\u5c31\u80fd\u4ece\u7528\u6237\u90a3\u91cc\u6388\u4e88\u6216\u56de\u6536\u6743\u9650\uff0c\u800c\u4e0d\u5fc5\u5bf9\u7528\u6237\u4e00\u4e00\u6388\u6743\u3002\u4f7f\u7528\u89d2\u8272\u8fd8\u53ef\u4ee5\u5b9e\u73b0\u6743\u9650\u7684\u52a8\u6001\u7ba1\u7406\uff0c\u6bd4\u5982\uff0c\u968f\u7740\u5e94\u7528\u7684\u53d8\u5316\u53ef\u4ee5\u589e\u52a0\u6216\u8005\u51cf\u5c11\u89d2\u8272\u7684\u6743\u9650\uff0c\u8fd9\u6837\u901a\u8fc7\u6539\u53d8\u89d2\u8272\u7684\u6743\u9650\uff0c\u5c31\u5b9e\u73b0\u4e86\u6539\u53d8\u591a\u4e2a\u7528\u6237\u7684\u6743\u9650\u3002\u00a0 \u00a0 \u53e6\u5916\uff0c\u5728\u521b\u5efa\u89d2\u8272\u65f6\uff0c\u53ef\u4ee5\u4e3a\u89d2\u8272\u8bbe\u7f6e\u5e94\u7528\u5b89\u5168\u6027\u3002\u89d2\u8272\u7684\u5b89\u5168\u6027\u901a\u8fc7\u4e3a\u89d2\u8272\u8bbe\u7f6e\u53e3\u4ee4\u8fdb\u884c\u4fdd\u62a4\uff0c\u5fc5\u987b\u63d0\u4f9b\u6b63\u786e\u7684\u53e3\u4ee4\u5141\u8bb8\u4fee\u6539\u6216\u8bbe\u7f6e\u89d2\u8272\u3002"}], [{"txt": ["\u65b9\u6cd5/\u6b65\u9aa4"]}, {"txt": "\u9884\u5b9a\u4e49\u89d2\u8272\uff1a\u6240\u8c13\u9884\u5b9a\u4e49\u89d2\u8272\u662f\u6307\u5728\u6570\u636e\u5e93\u5b89\u88c5\u5b8c\u6210\u540e\u7531\u7cfb\u7edf\u81ea\u52a8\u521b\u5efa\u7684\u4e00\u4e9b\u5e38\u7528\u89d2\u8272\uff0c\u8fd9\u4e9b\u7684\u89d2\u8272\u5df2\u7ecf\u7531\u7cfb\u7edf\u6388\u4e88\u4e86\u76f8\u5e94\u7684\u7cfb\u7edf\u6743\u9650\uff0c\u53ef\u4ee5\u7531\u6570\u636e\u5e93\u7ba1\u7406\u5458\u76f4\u63a5\u4f7f\u7528\u3002\u4e00\u65e6\u5c06\u8fd9\u4e9b\u89d2\u8272\u6388\u4e88\u7528\u6237\u540e\uff0c\u7528\u6237\u4fbf\u5177\u6709\u4e86\u89d2\u8272\u4e2d\u6240\u5305\u542b\u7684\u7cfb\u7edf\u6743\u9650\u3002"}, {"txt": "\u521b\u5efa\u89d2\u8272\u4e0e\u6388\u6743\uff1a\u5982\u679c\u7cfb\u7edf\u9884\u5b9a\u7684\u89d2\u8272\u4e0d\u7b26\u5408\u7528\u6237\u9700\u8981\uff0c\u90a3\u4e48\u6570\u636e\u5e93\u7ba1\u7406\u5458\u53ef\u4ee5\u521b\u5efa\u66f4\u591a\u7684\u89d2\u8272\uff0c\u521b\u5efa\u7528\u6237\u81ea\u5b9a\u4e49\u89d2\u8272\u53ef\u4ee5\u4f7f\u7528CREATE ROLE\u8bed\u53e5\u6765\u5b9e\u73b0\uff0c\u5176\u8bed\u6cd5\u683c\u5f0f\u5982\u4e0b\uff1arole_name:\u89d2\u8272\u540didentified by password\uff1a\u89d2\u8272\u53e3\u4ee4identified by exeternally\uff1a\u8868\u793a\u89d2\u8272\u540d\u5728\u64cd\u4f5c\u7cfb\u7edf\u4e0b\u9a8c\u8bc1identified by globally\uff1a\u8868\u793a\u7528\u6237\u662fOracle\u5b89\u5168\u57df\u4e2d\u5fc3\u670d\u52a1\u5668\u6765\u9a8c\u8bc1\uff0c\u6b64\u89d2\u8272\u7531\u5168\u5c40\u7528\u6237\u6765\u4f7f\u7528\u3002"}, {"img": ["https://exp-picture.cdn.bcebos.com/e57a258602214f57ba82290e732064fb970b7369.m2m?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_500%2Climit_1"]}, {"txt": "\u5982\uff1a\u521b\u5efa\u4e00\u4e2a\u540d\u4e3adesigner\u7684\u89d2\u8272\uff0c\u8be5\u89d2\u8272\u7684\u53e3\u4ee4\u4e3a123456\uff0c\u4ee3\u7801\u53ca\u8fd0\u884c\u7ed3\u679c\u5982\u4e0b\uff1a"}, {"img": ["https://exp-picture.cdn.bcebos.com/04201aa355e983aedb03239f68efe07815316969.m2m?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_500%2Climit_1"]}, {"txt": "\u5982\uff1a\u7ed9designer\u89d2\u8272\u6388\u6743\u7ed9\u7528\u6237dongfang\uff0c\u4ee3\u7801\u53ca\u8fd0\u884c\u7ed3\u679c\u5982\u4e0b\uff1a"}, {"img": ["https://exp-picture.cdn.bcebos.com/def72c6c576699cf3e8755d6a885e036e3915e69.m2m?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_500%2Climit_1"]}]]