SQL_Sever数据库语句大全.zip

上传者: 44681501 | 上传时间: 2022-05-31 09:00:23 | 文件大小: 76KB | 文件类型: ZIP
SQL_Sever数据库语句大全.zip 具体SQL语句实例如下 获取当前日期的星期 获取某个字段排序的行号 获取数据库所有表和视图的信息 获取月份的月初月末时间 禁用启用触发器 判断是否存在视图(创建视图) 启用服务器配置功能权限 求Avg平均值 求max最大值、min最小值 去除左右空格函数 日期时间类型数据储存 删除表约束名称 删除触发器 删除视图语句 删除数据表 删除数据表全部数据 删除字段 声明变量 数据回滚动作(撤销动作) 数据库程序案例 数据库系统表介绍 文本字段转数值方法 五大约束条件案例 项目案例1 新建数据库 新建数据库表 新增数据库表数据 修改表名称(重命名表名) 修改表字段类型 修改字段名(字段重命名) 修改字段为Not Null 不为空输入 循环九九乘法表 延时执行语句 游标使用方法 游标资料 增加表字段 增加约束条件 正则表达式提取定义函数 正则条件匹配(结果返回 True 或 False) 字段类型 定义及解释 字段拼接 And逻辑值使用 Between And查询区间数据 Case When判断语句 Cast数值转文本函数 distinct去重 等等

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