MySQL 瀛楃杞寲浠ュ強涔辩爜鍘熷洜

1MySQL涓瓨鍏ユ暟鎹椂鍙戠敓鐨勭紪鐮佽浆鎹㈣繃绋嬶細

1銆佸湪缁堢 (Terminal锛屽彲浠ユ槸 bash 绐楀彛锛屼篃鍙互鏄鎴风宸ュ叿濡� navicat) 涓緭鍏ワ紝杈撳叆鐨勫唴瀹圭敱 Terminal 鏍规嵁鍏惰嚜宸辩殑瀛楃杩涜缂栫爜銆�

2銆佺粡 Terminal 缂栫爜鍚庣殑浜岃繘鍒舵祦琚紶杈撳埌 mysql server銆俶ysql server(mysql engine) 鏍规嵁鍙傛暟 character_set_client 鐨勫瓧绗﹁缃潵瀵硅浜岃繘鍒舵祦杩涜瑙g爜銆�

3銆佽В鐮佷箣鍚庯紝mysql server 鍐嶆鏍规嵁鐩殑琛紝鍗� table 鐨勫瓧绗﹂泦鏉ュ垽鏂槸鍚﹂渶瑕佸瓧绗︾紪鐮佽浆鎹€�傚鏋� character_set_client 鐨勫瓧绗﹁缃拰 table 瀹氫箟鏃剁殑 character 璁剧疆涓�鑷达紝鍒欐棤闇�瀛楃缂栫爜杞崲銆傚惁鍒欒繘琛岃浆鎹紝鐒跺悗灏嗚浆鎹㈠悗鐨勪簩杩涘埗娴佸瓨鏀惧埌鏁版嵁鏂囦欢 (file) 涓幓銆�

鎬荤粨锛歝lient ------> server(engine) -----> file 聽 聽 闇�瑕佺粡杩囦笁娆$紪鐮侊紝涓ゆ缂栫爜杞寲銆�

2MySQL聽涓彇鍑烘暟鎹椂鍙戠敓鐨勭紪鐮佽浆鎹㈣繃绋嬶細

1銆佷粠鏁版嵁鏂囦欢 (file) 涓鍑轰簩杩涘埗鏁版嵁娴侊紝灏嗚鏁版嵁娴佹牴鎹� table 瀹氫箟鏃剁殑 character 璁剧疆鏉ヨ繘琛岃В鐮併��

2銆佸湪鐢� table character 瀵逛簩绾у埗鏁版嵁娴佽繘琛岃В鐮佷箣鍚庯紝鍦� mysql engine(mysql server) 涓紝闇�瑕佹牴鎹弬鏁� character_set_client 鐨勫瓧绗﹂泦璁剧疆瀵硅В鐮佸悗鐨勬暟鎹簱娴佸啀涓�娆¤繘琛岀紪鐮侊紝灏嗙紪鐮佷箣鍚庣殑浜岀骇鍒舵暟鎹簱娴佷紶杈撳埌 client 绔��

3銆乧lient 绔紝鍗崇粓绔� (Terminal) 鏍规嵁鍏惰嚜宸辩殑瀛楃闆嗙紪鐮佹潵灞曠ず鏌ヨ缁撴灉銆�

鎬荤粨锛� 聽file ------> server(engine) -----> client 聽闇�瑕佺粡杩囦笁娆$紪鐮侊紝涓ゆ缂栫爜杞寲銆�

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1銆乧lient 鍜� server(engine) 涔嬮棿鐨勮浆鎹紝鎴栬�呰缂栬В鐮佹槸涓轰簡瀵逛紶杩涙潵鐨勪簩杩涘埗娴佸仛璇硶鍜岃瘝娉曡В鏋愶紝鍚﹀垯浣犱笉浼氱煡閬撲紶杩涙潵鐨勬槸 insert 杩樻槸 update銆�

2銆乫ile 鍜� server(engine) 涔嬮棿鐨勮浆鎹㈡槸涓轰簡鍦ㄤ粠鏁版嵁鏂囦欢璇诲叆鏁版嵁鍚庯紝鍦ㄥ瓨鍌ㄥ紩鎿庡唴閮ㄨ繘琛屽瓧绗︾骇鍒殑鎿嶄綔銆�

3缁忚繃浠ヤ笂鍒嗘瀽锛屽簲璇ュ緢蹇彂鐜板鑷翠贡鐮佸嚭鐜扮殑鍘熷洜鏄湁浠ヤ笅鍑犵锛�

1銆佹暟鎹湪瀛樺叆鐨勬椂鍊欏拰鍙栧嚭鐨勬椂鍊欙紝缂栫爜涓嶄竴鑷淬�傛瘮濡傚瓨鍏ユ椂鐢ㄧ殑 utf8锛屽彇鍑烘椂鐢ㄧ殑 GBK銆�

2銆佺紪鐮佽浆鎹笉鏄棤鎹熺紪鐮佽浆鎹㈠鑷翠贡鐮佸嚭鐜般�傛瘮濡� clien 鏄� utf8锛宮ysql server 涓殑 character_set_client 璁剧疆涓� gbk锛岃〃缁撴瀯鐨勫瓧绗﹂泦璁剧疆涓� utf8銆傝繖閲屼細鏈変袱娆$紪鐮佽浆鍖栵紝client 鍒� server 鏃讹紝utf8 瑕佽浆涓� gbk锛岀劧鍚� server 鍒� file 鏃讹紝gbk 瑕佽浆涓� utf8銆傜敱浜� gbk 鍒� utf8 鏄湁鎹熺紪鐮佽浆鍖栵紝瀵艰嚧浜嗕贡鐮佸嚭鐜般��

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浣嗕笉鏄换浣曚袱绉嶅瓧绗﹂泦缂栫爜涔嬮棿鐨勮浆鎹㈤兘鏄湁鎹燂紝杞崲鏄惁鏈夋崯鍙栧喅浜庝互涓嬪嚑鐐癸細

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