第åä¼ç» åäº æ½ SQLã¤ã³ã¸ã§ã¯ã·ã§ã³ã®è å¨ããã·ã¹ãã ãå®ãããã«ãããã°ã©ãã³ã°è¨èªï¼ã¹ã¯ãªããããSQLãçºè¡ããã¨ãã«ã¯ããã©ã¡ã¼ã¿ãé©åã«å¦çããªãã¦ã¯ãªãã¾ãããä»åã¯ãã¬ã¼ã¹ãã«ãç·¨ã¨é¡ããSQLã¤ã³ã¸ã§ã¯ã·ã§ã³å¯¾çã¨ãã¦æãç°¡åã§å¹æçãªæ¹æ³ããPHPã§èª¬æãã¾ãã SQLã¤ã³ã¸ã§ã¯ã·ã§ã³ã¨ã¯ï¼ ã¾ããSQLã¤ã³ã¸ã§ã¯ã·ã§ã³ãã¨ã¯ä½ããããããã¾ããããSQLã¤ã³ã¸ã§ã¯ã·ã§ã³ã¨ã¯ãã¢ããªã±ã¼ã·ã§ã³ï¼ãã®å ´åã¯PHPã¹ã¯ãªããï¼ã«æ¸¡ããã©ã¡ã¼ã¿ã®å¤ãæä½ãããã¨ã§ãå ã ã¯æå³ããã¦ããªãå¦çãSQLã¨ãã¦å®è¡ããã¦ãã¾ããã¨ã§ãã ç°¡åãªä¾ãããã¦ã¿ã¾ããã¦ã¼ã¶ã¼ããæååãå±±ç°ãã渡ãããã¨ãã以ä¸ã®ãããªSELECTæãçºè¡ãããã¨ã«ãã¾ãã SELECT * FROM users WHERE username LIKE '%å±±ç°å¤ªé%'; ã¦ã¼ã¶ã¼ã«å ¥åãããæåå
{{#tags}}- {{label}}
{{/tags}}