我在Azure SQL数据库中使用v12服务器,我有下表:
CREATE TABLE [dbo].[AudienceNiches](
[Id] [bigint] IDENTITY(1,1) NOT NULL,
[WebsiteId] [nvarchar](128) NOT NULL,
[VisitorId] [nvarchar](128) NOT NULL,
[VisitDate] [datetime] NOT NULL,
[Interest] [nvarchar](50) NULL,
[Gender] [float] NULL,
[AgeFrom18To24] [float] NULL,
[AgeFrom25To34] [float] NULL,
[AgeFrom45To54] [float] NULL,
[AgeFrom55To64] [float] NULL,
[AgeFrom65Plus] [float] NULL,
[AgeFrom35To44] [float] NULL,
CONSTRAINT [PK_AudienceNiches] PRIMARY KEY CLUSTERED
(
[Id] ASC
)WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON)
)
我正在执行此查询:(更新查询)
`select a.interest, count(interest) from (
select visitorid, interest …