03 2016 档案
摘要:File: <!-- Generated by javadoc (build 1.6.0-beta2) on Thu Jan 11 21:30:14 CST 2007 -->
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摘要:问题重现(以下讨论范围仅限Windows环境): C:\AppServ\MySQL> mysql -u root -pEnter password:ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using passwor
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摘要:1.绝对值:abs() select abs(-2) value from dual; 2.取整函数(大):ceil() select ceil(-2.001) value from dual;(-2) 3.取整函数(小):floor() select floor(-2.001) value fro
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