灝咷VIM涓殑涓枃杞垚GB2312鏃惰緭鍑烘甯革紱
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榪欐牱灝卞叏閮ㄨВ閲婃竻妤氫簡(jiǎn)銆?br>鐜板湪瑕佸仛鐨勫氨鏄湪insert鏃惰漿涓篣TF-8錛岃嚦浜巆md閭ｅ瀮鍦捐緭鍑哄氨綆椾簡(jiǎn)錛屾垜鍙病鍏磋叮涓轟簡(jiǎn)杈撳嚭涓笢瑗跨湅榪樿杞垚GB2312錛屽啀嬈″柗涓嬪井杞傘?/p>
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EXEC SQL connect to "db1@online7" as 'db1';EXEC SQL connect to "db2@online9" as 'db2';
鐢ㄦ椂鎸囧畾褰撳墠鐨勮繛鎺ワ細(xì)
EXEC SQL set connection 'db1'; ]]>
1EXEC SQL SELECT MAX(index) INTO :index
2 FROM table
3 WHERE x=:x AND y=:y;
EXEC SQL SELECT MAX(index) INTO :index2
FROM table3
WHERE x=:x AND y=:y;鐩殑鏄彇鍑烘弧瓚砏HERE鏉′歡鐨刬ndex鐨勬渶澶у箋備絾鏄緱鍑虹殑緇撴灉鍗存槸-21474836478錛屽崄鍏繘鍒朵負(fù)0x00000080錛岄潪甯稿鎬傚皾璇曚簡(jiǎn)寰堝嬈¤繕鏄繖縐嶇粨鏋滐紝鍚庢潵鍦ㄧ綉涓婃壘鍒頒簡(jiǎn)涓綃囨枃绔狅紙http://www.tek-tips.com/viewthread.cfm?qid=1501792&page=3錛夛紝澶ц嚧鎰忔濇槸褰撴弧瓚砏HERE鏉′歡鐨勬潯鏁頒負(fù)0鏃訛紝榪欐潯璇彞浼?xì)鏈夐棶棰樸備粩緇嗘鏌ユ墠鍙戠幇鎴戝叾涓殑y鍊煎彇閿欎簡(jiǎn)錛岄犳垚絎﹀悎鏉′歡鐨勮褰曟暟涓?錛岄犳垚浠ヤ笂鐨勯棶棰橈紝鑷充簬index涓轟粈涔堜細(xì)鏈夐偅涓煎師鍥犳湭鐭ャ?br>
緇撹鏄細(xì)鍦ㄤ嬌鐢⊿ELECT MAX涔嬪墠錛岄渶瑕侀鍏堢‘瀹氭弧瓚砏HERE鏉′歡鐨凜OUNT(*)>0錛屽惁鍒欎細(xì)閫犳垚鏈煡閿欒銆?br>
PS錛氳嚦浜庡垰鎵嶇綉鍧涓綔鑰呮墍璇寸殑絀鴻〃鏃朵細(xì)鎶?201閿欐垜娌℃湁紕板埌錛屾垜鍦ㄧ┖琛ㄦ椂鍜屾病鎵懼埌璁板綍鏃剁幇璞＄浉鍚屻?
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