{"id":1239,"date":"2012-10-04T23:56:03","date_gmt":"2012-10-04T15:56:03","guid":{"rendered":"https:\/\/yangtingkun.net\/?p=1239"},"modified":"2013-01-03T21:56:56","modified_gmt":"2013-01-03T13:56:56","slug":"20121004oow%e5%a4%a7%e4%bc%9a%e7%ac%ac%e5%9b%9b%e5%a4%a9","status":"publish","type":"post","link":"https:\/\/yangtingkun.net\/?p=1239","title":{"rendered":"20121004OOW\u5927\u4f1a\u7b2c\u56db\u5929"},"content":{"rendered":"

\u4eca\u5929\u662fOracle Open World\u7ed3\u675f\u7684\u65e5\u5b50\uff0c\u56e0\u6b64\u4e5f\u662f\u5927\u4f1a\u4e3b\u9898\u6700\u5c11\u7684\u4e00\u5929\uff0c\u4e00\u5171\u53ea\u6709\u56db\u4e2a\u573a\u6b21\uff0c\u4e0d\u8fc7\u4eca\u5929\u662f\u6211\u53c2\u52a0\u7684\u6700\u5b8c\u6574\u7684\u4e00\u5929\uff0c\u6240\u6709\u7684\u4e3b\u9898\u90fd\u53c2\u52a0\u4e86\u3002
\n\u867d\u7136Keynotes\u662f9\u70b9\u5f00\u59cb\uff0c\u6bd4\u5e73\u5e38\u665a\u4e86\u4e00\u4e2a\u5c0f\u65f6\uff0c\u4f46\u662f\u4ecd\u7136\u4e00\u5982\u65e2\u5f80\u7684\u8fdf\u5230\u4e8640\u5206\u949f\uff0c\u4e0d\u8fc7\u8fd9\u662f\u7531\u4e8e\u65e9\u4e0a\u9152\u5e97\u7ed9\u6211\u9001\u6765\u4e86CHECKOUT\u7684\u8d26\u5355\uff0c\u800c\u6211\u5e94\u8be5\u6bcf\u5929\u624dCHECKOUT\uff0c\u56e0\u6b64\u803d\u8bef\u4e86\u4e00\u4e9b\u65f6\u95f4\u3002\u597d\u5728\u4eca\u5929\u7684\u4e3b\u9898\u662fOracle OpenWorld Keynote: See More, Act Faster: Oracle Business Analytics\uff0c\u5bf9\u5176\u6ca1\u6709\u592a\u5927\u7684\u5174\u8da3\uff0c\u56e0\u6b64\u665a\u4e00\u70b9\u4e5f\u6ca1\u6709\u5565\u635f\u5931\u3002
\n\u63a5\u7740\u5c31\u662f\u53e6\u4eba\u76fc\u671b\u5df2\u4e45\u7684Tom\u5e26\u6765\u7684Tom\u2019s Top 12 Things About the Latest Generation of Database Technology\u3002
\nPL\/SQL FROM SQL\uff1a\u7c7b\u4f3c\u5728\u533f\u540d\u5757\u4e2d\u5b9a\u4e49\u8fc7\u7a0b\uff0c\u73b0\u5728\u53ef\u4ee5\u901a\u8fc7WITH\u8bed\u53e5\u5728SQL\u4e2d\u5b9a\u4e49\u4e00\u4e2a\u51fd\u6570\uff0c\u91c7\u7528\u8fd9\u79cd\u65b9\u5f0f\u53ef\u4ee5\u63d0\u9ad8SQL\u8c03\u7528\u7684\u6027\u80fd\u3002
\nDEFAULT\u63d0\u5347\uff1a\u5305\u62ec\u5e8f\u5217\u4f5c\u4e3a\u9ed8\u8ba4\u503c\uff1b\u81ea\u589e\u5217\uff1b\u5f53\u660e\u786e\u63d2\u5165NULL\u65f6\u6307\u5b9a\u9ed8\u8ba4\u503c\uff1bMETADATA-ONLY default\u503c\u6307\u7684\u662f\u589e\u52a0\u4e00\u4e2a\u65b0\u5217\u65f6\u6307\u5b9a\u7684\u9ed8\u8ba4\u503c\uff0c\u548c11g\u4e2d\u7684\u533a\u522b\u5728\u4e8e\uff0c11g\u7684default\u503c\u8981\u6c42NOT NULL\u5217\u3002
\n\u589e\u52a0\u4e86VARCHAR2\u3001NVARCHAR2\u548cRAW\u7c7b\u578b\u7684\u957f\u5ea6\u523032K\uff0c\u8981\u6c42\u517c\u5bb9\u6027\u8bbe\u7f6e\u4e3a12.0.0.0\u4ee5\u4e0a\uff0c\u4e14\u8bbe\u7f6e\u4e86\u521d\u59cb\u5316\u53c2\u6570MAX_SQL_STRING_SIZE\u4e3aEXTENDED\uff0c\u8fd9\u4e2a\u529f\u80fd\u4e0d\u652f\u6301CLUSTER\u8868\u548c\u7d22\u5f15\u7ec4\u7ec7\u8868\uff1b\u6700\u540e\u8fd9\u4e2a\u529f\u80fd\u5e76\u4e0d\u662f\u771f\u6b63\u6539\u53d8\u4e86VARCHAR2\u7684\u9650\u5236\uff0c\u800c\u662f\u901a\u8fc7OUT OF LINE\u7684CLOB\u5b9e\u73b0\u3002
\nTOP N\u8bed\u53e5\uff1a\u53ef\u4ee5\u6307\u5b9a\u524dN\u6761\u6216\u524d\u767e\u5206\u4e4b\u591a\u5c11\u7684\u8bb0\u5f55\uff0c\u8fd9\u4e2a\u8bed\u6cd5\u53ef\u4ee5\u4f7f\u5f97\u7a0b\u5e8f\u5458\u544a\u522b\u4f20\u7edf\u7684\u4e09\u5c42\u5d4c\u5957ROWNUM\u7684\u67e5\u8be2\u3002
\n\u884c\u6a21\u5f0f\u5339\u914d\uff1a\u867d\u7136\u5df2\u7ecf\u542c\u4e86\u4e24\u6b21\uff0c\u4f46\u662f\u5bf9\u4e8e\u8fd9\u4e2a\u7684\u5177\u4f53\u542b\u4e49\u4ecd\u7136\u4e0d\u662f\u5f88\u6e05\u695a\uff0c\u4e0d\u8fc7\u6709\u4e00\u70b9\u662f\u786e\u5b9a\u7684\uff0c\u8fd9\u662f\u7c7b\u4f3c\u5206\u6790\u51fd\u6570\u7684\u529f\u80fd\uff0c\u53ef\u4ee5\u5728\u884c\u95f4\u8fdb\u884c\u5339\u914d\u5224\u65ad\u5e76\u8fdb\u884c\u8ba1\u7b97\u3002
\n\u5206\u533a\u63d0\u5347\uff1a\u8fd9\u4e2a\u90e8\u5206\u53ef\u4ee5\u53c2\u8003\u6211\u7b2c\u4e8c\u5929\u7684\u5206\u533a\u65b0\u7279\u6027\u90e8\u5206\u3002
\nAdaptive\u6267\u884c\u8ba1\u5212\uff1a\u62e5\u6709\u5b66\u4e60\u529f\u80fd\u7684\u6267\u884c\u8ba1\u5212\uff0cOracle\u4f1a\u628a\u5b9e\u9645\u8fd0\u884c\u8fc7\u7a0b\u4e2d\u8bfb\u53d6\u5230\u8fd4\u56de\u7ed3\u679c\u4f5c\u4e3a\u8fdb\u4e00\u6b65\u6267\u884c\u8ba1\u5212\u5224\u65ad\u7684\u8f93\u5165\uff0c\u56e0\u6b64\u7edf\u8ba1\u4fe1\u606f\u4e0d\u51c6\u786e\u6216\u67e5\u8be2\u771f\u6b63\u7ed3\u679c\u4e0e\u8ba1\u7b97\u7ed3\u679c\u4e0d\u51c6\u65f6\uff0c\u53ef\u4ee5\u5f97\u5230\u66f4\u597d\u7684\u6267\u884c\u8ba1\u5212\u3002
\n\u7edf\u8ba1\u4fe1\u606f\u589e\u5f3a\uff1a\u52a8\u6001\u7edf\u8ba1\u4fe1\u606f\u6536\u96c6\u589e\u52a0\u7b2c11\u5c42\uff0c\u4f7f\u5f97\u52a8\u6001\u7edf\u8ba1\u4fe1\u606f\u6536\u96c6\u7684\u529f\u80fd\u66f4\u5f3a\uff1b\u589e\u52a0\u4e86\u6df7\u5408\u7edf\u8ba1\u4fe1\u606f\u7528\u4ee5\u652f\u6301\u5305\u542b\u5927\u91cf\u4e0d\u540c\u503c\uff0c\u4e14\u4e2a\u522b\u503c\u6570\u636e\u503e\u659c\u7684\u60c5\u51b5\uff1b\u6dfb\u52a0\u4e86\u6570\u636e\u52a0\u8f7d\u8fc7\u7a0b\u6536\u96c6\u7edf\u8ba1\u4fe1\u606f\u7684\u80fd\u529b\uff1b\u5bf9\u4e8e\u4e34\u65f6\u8868\u589e\u52a0\u4e86\u4f1a\u8bdd\u79c1\u6709\u7edf\u8ba1\u4fe1\u606f\u3002
\n\u4e34\u65f6UNDO\uff1a\u5c06\u4e34\u65f6\u6bb5\u7684UNDO\u72ec\u7acb\u51fa\u6765\uff0c\u653e\u5230TEMP\u8868\u7a7a\u95f4\u4e2d\uff0c\u4f18\u70b9\u5305\u62ec\uff1a\u51cf\u5c11UNDO\u4ea7\u751f\u7684\u6570\u91cf\uff1b\u51cf\u5c11REDO\u4ea7\u751f\u7684\u6570\u91cf\uff1b\u5728ACTIVE DATA GUARD\u4e0a\u5141\u8bb8\u5bf9\u4e34\u65f6\u8868\u8fdb\u884cDML\u64cd\u4f5c\u3002
\n\u6570\u636e\u4f18\u5316\uff1a\u6570\u636e\u751f\u547d\u5468\u671f\u7ba1\u7406\uff0c\u53ef\u4ee5\u6307\u5b9a\u884c\u8bb0\u5f55\u7684\u751f\u547d\u5468\u671f\u3002\u6bd4\u5982\u53ef\u4ee5\u8bbe\u7f6e\u67d0\u6761\u8bb0\u5f55\u7684\u6709\u6548\u671f\u52303\u5929\u4e4b\u540e\uff0c\u8d85\u8fc7\u6709\u6548\u65f6\u95f4\uff0c\u5219\u6570\u636e\u65e0\u6cd5\u5728\u88ab\u67e5\u8be2\u5230\u3002\u8be5\u529f\u80fd\u662f\u901a\u8fc7\u914d\u7f6eILM\u7b56\u7565\u5b9e\u73b0\uff0c\u4e2a\u4eba\u611f\u89c9\u540e\u53f0\u80af\u5b9a\u662f\u901a\u8fc7SCHEDULER\u6765\u8fdb\u884c\u65f6\u95f4\u7684\u8c03\u5ea6\u3002
\n\u5e94\u7528\u8fde\u7eed\u6027\uff1a\u8fd9\u4e2a\u53c2\u8003\u7b2c\u4e09\u5929\u7684RAC\u65b0\u7279\u6027\u90e8\u5206\u3002
\nPLUGGABLE DATABASE\uff1a\u572812c\u4e2d\uff0c\u6709\u4e86CDB\u548cPDB\u7684\u6982\u5ff5\u3002CDB\u4f5c\u4e3a\u5bb9\u5668\uff0c\u800cPDB\u4f5c\u4e3a\u53ef\u63d2\u5165\u5230\u5bb9\u5668\u6570\u636e\u5e93\u7684\u7528\u6237\u4e1a\u52a1\u6570\u636e\u5e93\u3002\u6240\u6709\u7684PDB\u90fd\u6709\u81ea\u5df1\u7684SYSTEM\u8868\u7a7a\u95f4\uff0c\u800c\u6240\u6709\u7684PDB\u5171\u4eabCDB\u7684REDO\u548cUNDO\u4ee5\u53ca\u63a7\u5236\u6587\u4ef6\u3002\u8fd9\u4e2a\u529f\u80fd\u662fOracle\u5728\u6570\u636e\u5e93\u5c42\u652f\u6301\u4e91\u67b6\u6784\u7684\u91cd\u8981\u6539\u53d8\uff0c\u56e0\u6b64Oracle\u5728OOW\u4e2d\u5bf9\u4e8e\u8fd9\u4e2a\u529f\u80fd\u5927\u4e66\u7279\u4e66\u3002
\nTOM\u4e3b\u9898\u4e4b\u540e\u53c8\u542c\u4e86\u4e00\u573aODA\u7684\u4e3b\u9898\uff1aOracle Database Appliance Technical Deep Dive: Architecture and Internals\uff0c\u8fd9\u662f\u6211\u542c\u7684\u7b2c\u56db\u573aODA\u4e3b\u9898\uff0c\u672c\u4ee5\u4e3a\u4e0d\u4f1a\u6709\u4ec0\u4e48\u6536\u83b7\u7ed3\u679c\u51fa\u4e4e\u610f\u6599\uff0c\u6f14\u8bb2\u8005\u662fODA\u7684\u4ea7\u54c1\u7ecf\u7406\uff0c\u56e0\u6b64\u8fd8\u662f\u4ece\u4e2d\u4e86\u89e3\u5230\u4e0d\u5c11\u65b0\u4e1c\u897f\u3002\u6bd4\u5982\uff1aODA\u4e0a\u5373\u5c06\u63a8\u51fa\u7684OVM\u67b6\u6784\uff0c\u4ee5\u53caODA\u7684ASM\u78c1\u76d8\u7ec4\u5728\u5212\u520620\u5757HDD\u78c1\u76d8\u65f6\uff0c\u5c06DATA\u6570\u636e\u5b58\u50a8\u5728\u78c1\u76d8\u5916\u5708\u4ee5\u83b7\u5f97\u66f4\u597d\u6027\u80fd\u7b49\u3002
\n\u6700\u540e\u4e00\u573a\u5b89\u5168\u7684\u65b0\u7279\u6027\u4e5f\u662fTom\u5e26\u6765\u7684\uff0c\u8fd9\u5e94\u8be5\u662f\u610f\u5916\u60ca\u559c\uff0c\u4e4b\u524d\u9884\u7ea6\u8be5\u4e3b\u9898\u7684\u65f6\u5019\u5e76\u672a\u53d1\u73b0\u4e3b\u8bb2\u662fTom\uff0c\u4e3b\u9898\u540d\u79f0\u4e3a\uff1aWhat\u2019s New in Security in the Latest Generation of Database Technology\u3002
\n\u6743\u9650\u5206\u6790\uff1a\u6743\u9650\u5206\u914d\u7684\u4e24\u4e2a\u96be\u9898\uff1a\u5728\u51fa\u73b0\u6743\u9650\u4e0d\u8db3\u7684\u9519\u8bef\u65f6\uff0c\u65e0\u6cd5\u786e\u5207\u5f97\u77e5\u7f3a\u5c11\u4f55\u79cd\u6743\u9650\uff1b\u5f53\u8981\u6536\u56de\u7528\u6237\u7684ANY\u6743\u9650\uff0c\u4f46\u662f\u53c8\u4e0d\u77e5\u9053\u5177\u4f53\u9700\u8981\u5bf9\u54ea\u4e9b\u5bf9\u8c61\u660e\u786e\u6388\u6743\u3002\u8fd9\u4e5f\u662f\u5f88\u591a\u7528\u6237\u88ab\u8fc7\u5206\u6388\u6743\u7684\u539f\u56e0\u3002\u572812c\u4e2d\u89e3\u51b3\u4e86\u8fd9\u4e9b\u95ee\u9898\uff0c\u901a\u8fc7DBMS_PRIVILEGE_CAPTURE\u5305\u53ef\u4ee5\u6355\u83b7\u7528\u6237\u8c03\u7528\u7684\u6743\u9650\uff0c\u901a\u8fc7\u89c6\u56feDBA_USED_PRIVS\u53ef\u4ee5\u67e5\u8be2\u6355\u83b7\u7ed3\u679c\u3002
\nDATA REDACTION\uff1a\u5bf9\u654f\u611f\u6570\u636e\u8fdb\u884c\u8f6c\u6362\uff0c\u53ef\u4ee5\u5c06\u654f\u611f\u5185\u5bb9\u66ff\u6362\u4e3aXXX\u4e4b\u7c7b\u7684\u6587\u5b57\uff0c\u4e5f\u53ef\u4ee5\u5bf9\u5176\u8fdb\u884c\u968f\u673a\u66ff\u6362\uff1b\u8be5\u529f\u80fd\u53ea\u662f\u5bf9\u8fd4\u56de\u67e5\u8be2\u7ed3\u679c\u7684\u8f6c\u6362\uff0c\u800c\u4e0d\u5f71\u54cd\u67e5\u8be2\u8bed\u53e5\u7684WHERE\u6761\u4ef6\u5224\u65ad\u3002\u8fd9\u4e2a\u529f\u80fd\u901a\u8fc7DBMS_REDACT\u5305\u5b9e\u73b0\u3002\u8fd9\u4e2a\u529f\u80fd\u548c\u6570\u636e\u52a0\u5bc6\uff0c\u4ee5\u53caDATA MASK\u90fd\u4e0d\u76f8\u540c\uff0c\u673a\u5bc6\u7528\u5728\u6570\u636e\u5b58\u50a8\u5c42\uff0c\u800cDATA MASK\u7528\u4e8e\u4ea7\u54c1\u6570\u636e\u8fc1\u79fb\u5230\u975e\u4ea7\u54c1\u73af\u5883\uff0cDATA REDACTION\u5219\u53ea\u662f\u7528\u4e8e\u654f\u611f\u6570\u636e\u7684\u5c55\u793a\u3002
\n\u5ba1\u8ba1\u529f\u80fd\u589e\u5f3a\uff0c\u5ba1\u8ba1\u8bb0\u5f55\u5b89\u5168\u6027\u589e\u5f3a\uff1a\u591a\u4e2a\u64cd\u4f5c\u53ef\u4ee5\u5355\u72ec\u8fdb\u884c\u5ba1\u8ba1\uff0c\u6bd4\u5982\u5907\u4efd\u3001\u6570\u636e\u6cf5\u3001\u6570\u636e\u5e93\u5b89\u88c5\u3001\u76f4\u63a5\u8def\u5f84\u52a0\u8f7d\u7b49\u3002\u6839\u636eTom\u7684\u63cf\u8ff0\uff0cSINGLE AUDIT TRAIL FOR EVERYTHING\uff1b
\n\u5ba1\u8ba1\u8bb0\u5f55\u5b89\u5168\u6027\u8868\u73b0\u4e3a\uff1a\u521b\u5efa\u5728INSERT ONLY\u8868\u7a7a\u95f4\uff1b\u5ba1\u8ba1\u8bb0\u5f55\u53ea\u80fd\u901a\u8fc7DBMS_AUDIT_MGMT\u5305\u8fdb\u884c\u7ba1\u7406\uff1b\u4ee5\u53ca\u53ea\u6709\u7ba1\u7406\u5458\u6709\u6743\u9650\u8bbf\u95ee\u7b49\u3002
\n\u52a0\u5bc6\u589e\u5f3a\uff1a\u6570\u636e\u52a0\u5bc6\u7684\u5bc6\u94a5KEY\u548cKEY\u7684\u7ba1\u7406\u529f\u80fd\u8fdb\u4e00\u6b65\u589e\u5f3a\uff1b\u6bd4\u5982\u5728\u591a\u4e2awallet\u95f4move key\u63d0\u4f9b\u4e86\u5bfc\u5165\u3001\u5bfc\u51fa\u548c\u5408\u5e76\u7684\u529f\u80fd\uff1b\u6bd4\u5982\u57fa\u4e8ewallet\u7684keystore\u7684\u81ea\u52a8\u5907\u4efd\u529f\u80fd\u7b49\uff1b\u6b64\u5916key\u5168\u9762\u652f\u6301PLUGGABLE DATABASE\uff0c\u5e76\u63d0\u4f9b\u4e86\u5c06wallet\u76f4\u63a5\u5b58\u50a8\u5728ASM\u4e0a\u7684\u80fd\u529b\u3002
\nCODE BASED ACCESS CONTROL\uff1a\u8bba\u575b\u4e2d\u5f88\u591a\u65b0\u624b\u4f1a\u95ee\uff0c\u4e3a\u4ec0\u4e48\u5df2\u7ecf\u6709CREATE TABLE\u6743\u9650\u5728\u5b58\u50a8\u8fc7\u7a0b\u4e2d\u5efa\u8868\u4ecd\u7136\u62a5\u9519\u3002\u8fd9\u662f\u7531\u4e8e\u89d2\u8272\u5bf9\u4e8e\u5b9a\u4e49\u8005\u6743\u9650\u7684\u5b58\u50a8\u8fc7\u7a0b\u65e0\u6548\u3002\u539f\u6765\u7684\u89e3\u51b3\u65b9\u6cd5\u662f\u5bf9\u7528\u6237\u76f4\u63a5\u6388\u6743\uff0c\u73b0\u5728\u53ef\u4ee5\u907f\u514d\u8fd9\u79cd\u8fc7\u5ea6\u6388\u6743\u3002\u89e3\u51b3\u65b9\u6cd5\u662f\u4e3a\u5b58\u50a8\u8fc7\u7a0b\u521b\u5efa\u4e00\u4e2a\u89d2\u8272\uff0c\u4e3a\u8be5\u89d2\u8272\u6388\u4e88CREATE TABLE\u6743\u9650\uff0c\u8bbe\u7f6e\u8be5\u89d2\u8272\u53ea\u5728\u8fc7\u7a0b\u7684\u6267\u884c\u9636\u6bb5\u751f\u6548\uff0c\u5e76\u628a\u8fd9\u4e2a\u89d2\u8272\u6388\u6743\u7ed9\u9700\u8981\u6267\u884c\u8fc7\u7a0b\u7684\u7528\u6237\u3002
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\n\u804c\u8d23\u5206\u79bb\uff1a\u5f88\u591a\u65f6\u5019\u5e76\u4e0d\u662fDBA\u4e00\u5b9a\u8981\u4f7f\u7528SYS\u7528\u6237\uff0c\u800c\u662f\u4f7f\u7528SYS\u7528\u6237\u786e\u5b9e\u6bd4\u8f83\u65b9\u4fbf\uff0c\u800c\u4e14\u5f88\u591a\u7528\u6237\u4e5f\u8981\u6c42SYSDBA\u8eab\u4efd\u3002\u572812c\u4e2d\uff0c\u4e0d\u518d\u53ea\u662fSYSDBA\u548cSYSOPER\u4e24\u4e2a\u8eab\u4efd\uff0c\u65b0\u589e\u4e86SYSBACKUP\u7528\u6765\u8fdb\u884cRMAN\u5907\u4efd\u6062\u590d\uff1bSYSDG\u7528\u6765\u521b\u5efa\u7ba1\u7406DATA GUARD\u73af\u5883\uff1bSYSKM\u7528\u6765\u8fdb\u884cKEY\u7684\u7ba1\u7406\u64cd\u4f5c\u3002
\n\u7ed3\u675f\u4e86\u4eca\u5929\u7684\u4e3b\u9898\u4e4b\u540e\uff0cOOW\u5927\u4f1a\u4e5f\u6b63\u5f0f\u7ed3\u675f\u4e86\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u4eca\u5929\u662fOracle Open World\u7ed3\u675f\u7684\u65e5\u5b50\uff0c\u56e0\u6b64\u4e5f\u662f\u5927\u4f1a\u4e3b\u9898\u6700\u5c11\u7684\u4e00\u5929\uff0c\u4e00\u5171\u53ea\u6709\u56db\u4e2a\u573a\u6b21\uff0c\u4e0d\u8fc7\u4eca\u5929\u662f\u6211\u53c2\u52a0\u7684\u6700\u5b8c\u6574\u7684\u4e00\u5929\uff0c\u6240\u6709\u7684\u4e3b\u9898\u90fd\u53c2\u52a0\u4e86\u3002 \u867d\u7136Keynotes\u662f9\u70b9\u5f00\u59cb\uff0c\u6bd4\u5e73\u5e38\u665a\u4e86\u4e00\u4e2a\u5c0f\u65f6\uff0c\u4f46\u662f\u4ecd\u7136\u4e00\u5982\u65e2\u5f80\u7684\u8fdf\u5230\u4e8640\u5206\u949f\uff0c\u4e0d\u8fc7\u8fd9\u662f\u7531\u4e8e\u65e9\u4e0a\u9152\u5e97\u7ed9\u6211\u9001\u6765\u4e86CHECKOUT\u7684\u8d26\u5355\uff0c\u800c\u6211\u5e94\u8be5\u6bcf\u5929\u624dCHECKOUT\uff0c\u56e0\u6b64\u803d\u8bef\u4e86\u4e00\u4e9b\u65f6\u95f4\u3002\u597d\u5728\u4eca\u5929\u7684\u4e3b\u9898\u662fOracle OpenWorld Keynote: See More, Act Faster: Oracle Business Analytics\uff0c\u5bf9\u5176\u6ca1\u6709\u592a\u5927\u7684\u5174\u8da3\uff0c\u56e0\u6b64\u665a\u4e00\u70b9\u4e5f\u6ca1\u6709\u5565\u635f\u5931\u3002 \u63a5\u7740\u5c31\u662f\u53e6\u4eba\u76fc\u671b\u5df2\u4e45\u7684Tom\u5e26\u6765\u7684Tom\u2019s Top 12 Things About the Latest Generation of Database Technology\u3002 PL\/SQL FROM SQL\uff1a\u7c7b\u4f3c\u5728\u533f\u540d\u5757\u4e2d\u5b9a\u4e49\u8fc7\u7a0b\uff0c\u73b0\u5728\u53ef\u4ee5\u901a\u8fc7WITH\u8bed\u53e5\u5728SQL\u4e2d\u5b9a\u4e49\u4e00\u4e2a\u51fd\u6570\uff0c\u91c7\u7528\u8fd9\u79cd\u65b9\u5f0f\u53ef\u4ee5\u63d0\u9ad8SQL\u8c03\u7528\u7684\u6027\u80fd\u3002 DEFAULT\u63d0\u5347\uff1a\u5305\u62ec\u5e8f\u5217\u4f5c\u4e3a\u9ed8\u8ba4\u503c\uff1b\u81ea\u589e\u5217\uff1b\u5f53\u660e\u786e\u63d2\u5165NULL\u65f6\u6307\u5b9a\u9ed8\u8ba4\u503c\uff1bMETADATA-ONLY default\u503c\u6307\u7684\u662f\u589e\u52a0\u4e00\u4e2a\u65b0\u5217\u65f6\u6307\u5b9a\u7684\u9ed8\u8ba4\u503c\uff0c\u548c11g\u4e2d\u7684\u533a\u522b\u5728\u4e8e\uff0c11g\u7684default\u503c\u8981\u6c42NOT NULL\u5217\u3002 \u589e\u52a0\u4e86VARCHAR2\u3001NVARCHAR2\u548cRAW\u7c7b\u578b\u7684\u957f\u5ea6\u523032K\uff0c\u8981\u6c42\u517c\u5bb9\u6027\u8bbe\u7f6e\u4e3a12.0.0.0\u4ee5\u4e0a\uff0c\u4e14\u8bbe\u7f6e\u4e86\u521d\u59cb\u5316\u53c2\u6570MAX_SQL_STRING_SIZE\u4e3aEXTENDED\uff0c\u8fd9\u4e2a\u529f\u80fd\u4e0d\u652f\u6301CLUSTER\u8868\u548c\u7d22\u5f15\u7ec4\u7ec7\u8868\uff1b\u6700\u540e\u8fd9\u4e2a\u529f\u80fd\u5e76\u4e0d\u662f\u771f\u6b63\u6539\u53d8\u4e86VARCHAR2\u7684\u9650\u5236\uff0c\u800c\u662f\u901a\u8fc7OUT OF LINE\u7684CLOB\u5b9e\u73b0\u3002 TOP N\u8bed\u53e5\uff1a\u53ef\u4ee5\u6307\u5b9a\u524dN\u6761\u6216\u524d\u767e\u5206\u4e4b\u591a\u5c11\u7684\u8bb0\u5f55\uff0c\u8fd9\u4e2a\u8bed\u6cd5\u53ef\u4ee5\u4f7f\u5f97\u7a0b\u5e8f\u5458\u544a\u522b\u4f20\u7edf\u7684\u4e09\u5c42\u5d4c\u5957ROWNUM\u7684\u67e5\u8be2\u3002 \u884c\u6a21\u5f0f\u5339\u914d\uff1a\u867d\u7136\u5df2\u7ecf\u542c\u4e86\u4e24\u6b21\uff0c\u4f46\u662f\u5bf9\u4e8e\u8fd9\u4e2a\u7684\u5177\u4f53\u542b\u4e49\u4ecd\u7136\u4e0d\u662f\u5f88\u6e05\u695a\uff0c\u4e0d\u8fc7\u6709\u4e00\u70b9\u662f\u786e\u5b9a\u7684\uff0c\u8fd9\u662f\u7c7b\u4f3c\u5206\u6790\u51fd\u6570\u7684\u529f\u80fd\uff0c\u53ef\u4ee5\u5728\u884c\u95f4\u8fdb\u884c\u5339\u914d\u5224\u65ad\u5e76\u8fdb\u884c\u8ba1\u7b97\u3002 \u5206\u533a\u63d0\u5347\uff1a\u8fd9\u4e2a\u90e8\u5206\u53ef\u4ee5\u53c2\u8003\u6211\u7b2c\u4e8c\u5929\u7684\u5206\u533a\u65b0\u7279\u6027\u90e8\u5206\u3002 Adaptive\u6267\u884c\u8ba1\u5212\uff1a\u62e5\u6709\u5b66\u4e60\u529f\u80fd\u7684\u6267\u884c\u8ba1\u5212\uff0cOracle\u4f1a\u628a\u5b9e\u9645\u8fd0\u884c\u8fc7\u7a0b\u4e2d\u8bfb\u53d6\u5230\u8fd4\u56de\u7ed3\u679c\u4f5c\u4e3a\u8fdb\u4e00\u6b65\u6267\u884c\u8ba1\u5212\u5224\u65ad\u7684\u8f93\u5165\uff0c\u56e0\u6b64\u7edf\u8ba1\u4fe1\u606f\u4e0d\u51c6\u786e\u6216\u67e5\u8be2\u771f\u6b63\u7ed3\u679c\u4e0e\u8ba1\u7b97\u7ed3\u679c\u4e0d\u51c6\u65f6\uff0c\u53ef\u4ee5\u5f97\u5230\u66f4\u597d\u7684\u6267\u884c\u8ba1\u5212\u3002 \u7edf\u8ba1\u4fe1\u606f\u589e\u5f3a\uff1a\u52a8\u6001\u7edf\u8ba1\u4fe1\u606f\u6536\u96c6\u589e\u52a0\u7b2c11\u5c42\uff0c\u4f7f\u5f97\u52a8\u6001\u7edf\u8ba1\u4fe1\u606f\u6536\u96c6\u7684\u529f\u80fd\u66f4\u5f3a\uff1b\u589e\u52a0\u4e86\u6df7\u5408\u7edf\u8ba1\u4fe1\u606f\u7528\u4ee5\u652f\u6301\u5305\u542b\u5927\u91cf\u4e0d\u540c\u503c\uff0c\u4e14\u4e2a\u522b\u503c\u6570\u636e\u503e\u659c\u7684\u60c5\u51b5\uff1b\u6dfb\u52a0\u4e86\u6570\u636e\u52a0\u8f7d\u8fc7\u7a0b\u6536\u96c6\u7edf\u8ba1\u4fe1\u606f\u7684\u80fd\u529b\uff1b\u5bf9\u4e8e\u4e34\u65f6\u8868\u589e\u52a0\u4e86\u4f1a\u8bdd\u79c1\u6709\u7edf\u8ba1\u4fe1\u606f\u3002 \u4e34\u65f6UNDO\uff1a\u5c06\u4e34\u65f6\u6bb5\u7684UNDO\u72ec\u7acb\u51fa\u6765\uff0c\u653e\u5230TEMP\u8868\u7a7a\u95f4\u4e2d\uff0c\u4f18\u70b9\u5305\u62ec\uff1a\u51cf\u5c11UNDO\u4ea7\u751f\u7684\u6570\u91cf\uff1b\u51cf\u5c11REDO\u4ea7\u751f\u7684\u6570\u91cf\uff1b\u5728ACTIVE … Continue reading 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