sqlserver 查询当天/本周/本月/本季度/本年的数据
当天数据：select * from tableName where datediff(day, 字段名,getdate())=0

 

本周数据：select * from tableName where datediff(week, 字段名,getdate())=0


本月：select * from tableName where datediff(month, 字段名,getdate())=0


本季度：内select * from tableName where datediff(quarter, 字段名,getdate())=0


本年：select * from tableName where datediff(year, 字段名,getdate())=0