锘??xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:trackback="http://madskills.com/public/xml/rss/module/trackback/" xmlns:wfw="http://wellformedweb.org/CommentAPI/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/"><channel><title>&#31881;&#23273;&#39640;&#28165;&#19968;&#21306;&#20108;&#21306;&#19977;&#21306;&#31934;&#21697;&#35270;&#39057;&#44;&#20122;&#27954;&#25104;&#20154;&#19981;&#21345;&#44;&#28145;&#22812;&#31119;&#21033;&#35270;&#39057;&#22312;&#32447;&#35266;&#30475;</title><link>http://www.aygfsteel.com/chen4765654/category/54435.html</link><description /><language>zh-cn</language><lastBuildDate>Tue, 16 Dec 2014 17:23:25 GMT</lastBuildDate><pubDate>Tue, 16 Dec 2014 17:23:25 GMT</pubDate><ttl>60</ttl><item><title>ORACLE澶ф暟鎹噺鐢熸垚璇彞</title><link>http://www.aygfsteel.com/chen4765654/archive/2014/09/15/417939.html</link><dc:creator>绱壊蹇冩儏</dc:creator><author>绱壊蹇冩儏</author><pubDate>Mon, 15 Sep 2014 05:50:00 GMT</pubDate><guid>http://www.aygfsteel.com/chen4765654/archive/2014/09/15/417939.html</guid><wfw:comment>http://www.aygfsteel.com/chen4765654/comments/417939.html</wfw:comment><comments>http://www.aygfsteel.com/chen4765654/archive/2014/09/15/417939.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/chen4765654/comments/commentRss/417939.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/chen4765654/services/trackbacks/417939.html</trackback:ping><description><![CDATA[<div>涓轟簡鏇村ソ鐨勬祴璇曟垜浠殑緋葷粺鍦ㄤ竴瀹氭暟鎹噺涓嬬殑榪愯鎯呭喌錛屾椂甯擱渶瑕佸噯澶囧ぇ閲忕殑嫻嬭瘯鏁版嵁銆傚鏋滄湁鐏墊椿鐨勬柟娉曞彲浠ヤ嬌鐢紝閭ｅ氨鍙互浜嬪崐鍔熷�嶄簡銆?/div><div>浠ヤ笅浠嬬粛濡備綍鍦∣RACLE鏁版嵁搴撲腑榪涜澶ф暟鎹噺鐨勬瀯閫犳柟娉曪紝鏁版嵁閲忓ぇ灝忓潎涓?00涓囥�?/div><div></div><div>'''鍩烘湰涓婚敭鍒?''</div><div>SELECT LEVEL AS ID</div><div>&nbsp; FROM DUAL</div><div>CONNECT BY LEVEL &lt;= 5000000</div><div></div><div>'''鍩烘湰鐨勫崟鎹垪'''</div><div>SELECT 'SO20121123' || LPAD(LEVEL, 5, 0) AS ORDER_NO</div><div>&nbsp; FROM DUAL</div><div>CONNECT BY LEVEL &lt;= 5000000;</div><div></div><div>'''鍩烘湰鐨勬棩鏈熷垪'''</div><div>SELECT TO_DATE(TRUNC(DBMS_RANDOM.VALUE(TO_NUMBER(TO_CHAR(SYSDATE, 'J')),</div><div>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;TO_NUMBER(TO_CHAR(SYSDATE, 'J')))),</div><div>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;'J') + DBMS_RANDOM.VALUE(1, 360000) / 3600 AS ENTRYDATE</div><div>&nbsp; FROM DUAL</div><div>CONNECT BY LEVEL &lt; 5000000;</div><div></div><div>'''鐗瑰畾鏃墮棿鑼冨洿鍐?''</div><div>SELECT TO_DATE(TRUNC(DBMS_RANDOM.VALUE(TO_NUMBER(TO_CHAR(SYSDATE - 10, 'J')),</div><div>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;TO_NUMBER(TO_CHAR(SYSDATE, 'J')))),</div><div>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;'J') + DBMS_RANDOM.VALUE(1, 360000) / 3600 / 24 AS ENTRYDATE</div><div>&nbsp; FROM DUAL</div><div>CONNECT BY LEVEL &lt; 5000000;</div><div></div><div>'''闅忔満鏁版嵁'''</div><div>SELECT DBMS_RANDOM.VALUE FROM DUAL CONNECT BY LEVEL &lt; 5000000;</div><div></div><div>'''闅忔満鏁版嵁鑼冨洿'''</div><div>SELECT TRUNC(DBMS_RANDOM.VALUE(0, 100))</div><div>&nbsp; FROM DUAL</div><div>CONNECT BY LEVEL &lt; 5000000;</div><div></div><div>'''闅忔満瀛楃涓?''</div><div>SELECT DBMS_RANDOM.STRING('A', 8) FROM DUAL CONNECT BY LEVEL &lt; 5000000;</div><div></div><div>'''澶嶆潅緇勫悎錛堣鍗曪級'''</div><div>SELECT 'P-' ||</div><div>&nbsp; &nbsp; &nbsp; &nbsp;TO_CHAR((TO_DATE(TRUNC(DBMS_RANDOM.VALUE(TO_NUMBER(TO_CHAR(SYSDATE - 30,</div><div>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 'J')),</div><div>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; TO_NUMBER(TO_CHAR(SYSDATE,</div><div>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 'J')))),</div><div>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 'J') + DBMS_RANDOM.VALUE(1, 360000) / 3600 / 24),</div><div>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;'YYMMDD') || '-' ||</div><div>&nbsp; &nbsp; &nbsp; &nbsp;LPAD(TRUNC(DBMS_RANDOM.VALUE(1, 100)), 5, '0') AS 璁㈠崟鍙?</div><div>&nbsp; &nbsp; &nbsp; &nbsp;'涓�鑸噰璐? AS 璁㈠崟綾誨瀷,</div><div>&nbsp; &nbsp; &nbsp; &nbsp;'SO20121123' || LPAD(LEVEL, 4, 0) AS 澶栭儴璁㈠崟鍙?</div><div>&nbsp; &nbsp; &nbsp; &nbsp;'admin' AS 鍙樻洿浜?</div><div>&nbsp; &nbsp; &nbsp; &nbsp;TO_DATE(TRUNC(DBMS_RANDOM.VALUE(TO_NUMBER(TO_CHAR(SYSDATE, 'J')),</div><div>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;TO_NUMBER(TO_CHAR(SYSDATE, 'J')))),</div><div>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;'J') + DBMS_RANDOM.VALUE(1, 360000) / 3600 AS 鏇存柊鏃墮棿</div><div>&nbsp; FROM DUAL</div><div>CONNECT BY LEVEL &lt; 5000000;</div><div></div><div>'''鍔犲叆闅忔満鐢ㄦ埛鎴栬�呭瓧絎?''</div><div>SELECT 'P-' ||</div><div>&nbsp; &nbsp; &nbsp; &nbsp;TO_CHAR((TO_DATE(TRUNC(DBMS_RANDOM.VALUE(TO_NUMBER(TO_CHAR(SYSDATE - 30,</div><div>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 'J')),</div><div>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; TO_NUMBER(TO_CHAR(SYSDATE,</div><div>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 'J')))),</div><div>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 'J') + DBMS_RANDOM.VALUE(1, 360000) / 3600 / 24),</div><div>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;'YYMMDD') || '-' ||</div><div>&nbsp; &nbsp; &nbsp; &nbsp;LPAD(TRUNC(DBMS_RANDOM.VALUE(1, 100)), 5, '0') AS 璁㈠崟鍙?</div><div>&nbsp; &nbsp; &nbsp; &nbsp;'涓�鑸噰璐? AS 璁㈠崟綾誨瀷,</div><div>&nbsp; &nbsp; &nbsp; &nbsp;CASE TRUNC(DBMS_RANDOM.VALUE(0, 2))</div><div>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;WHEN 0 THEN</div><div>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; ('SO20121123' || LPAD(LEVEL, 4, 0))</div><div>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;ELSE</div><div>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; ('')</div><div>&nbsp; &nbsp; &nbsp; &nbsp;END AS 澶栭儴璁㈠崟鍙?</div><div>&nbsp; &nbsp; &nbsp; &nbsp;CASE TRUNC(DBMS_RANDOM.VALUE(0, 3))</div><div>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;WHEN 0 THEN</div><div>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 'admin'</div><div>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;WHEN 1 THEN</div><div>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 'steven'</div><div>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;ELSE</div><div>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 'joseph'</div><div>&nbsp; &nbsp; &nbsp; &nbsp;END AS 鍙樻洿浜?</div><div>&nbsp; &nbsp; &nbsp; &nbsp;TO_DATE(TRUNC(DBMS_RANDOM.VALUE(TO_NUMBER(TO_CHAR(SYSDATE, 'J')),</div><div>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;TO_NUMBER(TO_CHAR(SYSDATE, 'J')))),</div><div>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;'J') + DBMS_RANDOM.VALUE(1, 360000) / 3600 AS 鏇存柊鏃墮棿</div><div>&nbsp; FROM DUAL</div><div>CONNECT BY LEVEL &lt; 5000000;</div><div></div><img src ="http://www.aygfsteel.com/chen4765654/aggbug/417939.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/chen4765654/" target="_blank">绱壊蹇冩儏</a> 2014-09-15 13:50 <a href="http://www.aygfsteel.com/chen4765654/archive/2014/09/15/417939.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>Oracle甯歌琛ㄤ紭鍖?/title><link>http://www.aygfsteel.com/chen4765654/archive/2014/07/29/416292.html</link><dc:creator>绱壊蹇冩儏</dc:creator><author>绱壊蹇冩儏</author><pubDate>Tue, 29 Jul 2014 07:20:00 GMT</pubDate><guid>http://www.aygfsteel.com/chen4765654/archive/2014/07/29/416292.html</guid><wfw:comment>http://www.aygfsteel.com/chen4765654/comments/416292.html</wfw:comment><comments>http://www.aygfsteel.com/chen4765654/archive/2014/07/29/416292.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/chen4765654/comments/commentRss/416292.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/chen4765654/services/trackbacks/416292.html</trackback:ping><description><![CDATA[<div>--閲婃斁絀洪棿</div><div>alter table tpl_order shrink space;</div><div></div><div>--閲嶅緩绱㈠紩</div><div>Alter index IDX_TPL_ORDER_1 rebuild;</div><div></div><div>--閲嶆柊鍒嗘瀽琛?/div><div>analyze table &nbsp;tpl_order compute statistics;&nbsp;</div><img src ="http://www.aygfsteel.com/chen4765654/aggbug/416292.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/chen4765654/" target="_blank">绱壊蹇冩儏</a> 2014-07-29 15:20 <a href="http://www.aygfsteel.com/chen4765654/archive/2014/07/29/416292.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>澶嶆潅鍏寵仈鏌ヨ鐗╁寲瑙嗗浘</title><link>http://www.aygfsteel.com/chen4765654/archive/2014/07/17/415931.html</link><dc:creator>绱壊蹇冩儏</dc:creator><author>绱壊蹇冩儏</author><pubDate>Thu, 17 Jul 2014 03:21:00 GMT</pubDate><guid>http://www.aygfsteel.com/chen4765654/archive/2014/07/17/415931.html</guid><wfw:comment>http://www.aygfsteel.com/chen4765654/comments/415931.html</wfw:comment><comments>http://www.aygfsteel.com/chen4765654/archive/2014/07/17/415931.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/chen4765654/comments/commentRss/415931.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/chen4765654/services/trackbacks/415931.html</trackback:ping><description><![CDATA[瀹炵幇鐩爣錛氭煡璇㈠瓙琛═EST_B鐨凷TATUS涓?鐨勮褰曟墍鍏寵仈鐨勭埗琛ㄧ殑CODE<br /><br /><br />
<p><span style="color: red">1銆佺幇鍦ㄥ瓙琛ㄥ緩绔嬭仛鍚堢墿鍖栬鍥?/span><br />CREATE MATERIALIZED VIEW LOG on test_b WITH rowid ,SEQUENCE (status,p_id) INCLUDING NEW VALUES;</p>
<p><br />create materialized view mv_test_b&nbsp;&nbsp; <br />&nbsp;BUILD immediate<br />&nbsp;refresh fast on demand&nbsp;&nbsp; <br />&nbsp;start with sysdate next sysdate+1/1440 with rowid&nbsp;&nbsp; <br />&nbsp;as&nbsp; <br />&nbsp;select a.p_id,COUNT(*) from test_b a where a.status=1 group by a.p_id; <br />&nbsp;<br />&nbsp;<br /><span style="color: red">2銆佸湪瀛愯〃鑱氬悎鐗╁寲瑙嗗浘涓婂緩绔嬫棩蹇?/span><br />CREATE MATERIALIZED VIEW LOG on mv_test_b WITH rowid ,SEQUENCE (p_id) INCLUDING NEW VALUES;</p>
<p><br /><span style="color: red">3銆佸湪涓昏〃寤虹珛鍏寵仈鐗╁寲瑙嗗浘鍜屾棩蹇?/span><br />CREATE MATERIALIZED VIEW LOG on test_a WITH rowid ,SEQUENCE (code) INCLUDING NEW VALUES;</p>
<p>create materialized view mv_test_code&nbsp;&nbsp; <br />&nbsp;BUILD immediate<br />&nbsp;refresh fast on demand&nbsp;&nbsp; <br />&nbsp;start with sysdate next sysdate+1/1440 with rowid&nbsp;&nbsp; <br />&nbsp;as&nbsp; <br />&nbsp;select&nbsp; b.code,a.rowid aid,b.rowid bid from mv_test_b a, test_a b where a.p_id=b.id;</p><img src ="http://www.aygfsteel.com/chen4765654/aggbug/415931.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/chen4765654/" target="_blank">绱壊蹇冩儏</a> 2014-07-17 11:21 <a href="http://www.aygfsteel.com/chen4765654/archive/2014/07/17/415931.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item></channel></rss>                      <footer>
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