日期之间的问题

问题描述

试图只在一个范围内选择数据。

select  ITM_NBR,TOT_IVO_ITM_QTY,Count(*)
FROM dataset
    WHERE 
    bus_dt BETWEEN '2-14-2020' AND '2-15-2021'

无法转换为数值。在没有单个刻度的情况下尝试并返回零行,这让我相信该列存储为 VARCHAR。尝试将 bus_dt 列转换为日期格式。 CAST(bus_dt AS DATE FORMAT 'mm/dd/yyyy') BETWEEN 2/14/2020 AND 2/15/2021 再次转换失败。 我觉得好像我已经尝试了所有组合,但无法将日期值转换为 yyyy-mm-dd、mm/dd/yyyy 等格式。 而且当我帮助查看查看列类型时,我得到“?”。 现在有点不知所措。

解决方法

在我想我尝试了一切之后我想通了.... 我没有正确格式化我的日期文字.... faceplam

$subscriptions = Get-AzSubscription $result = foreach ($vsub in $subscriptions){ Select-AzSubscription $vsub.SubscriptionID Write-Host Write-Host "Working on $($vsub.Name)" Write-Host foreach($VM in (Get-AzVM)){ # $Tier = (Get-AzResource -ResourceId $webapp.ServerFarmId).Sku.Tier # $Plan = Get-AzAppServicePlan -ResourceGroupName $webapp.ResourceGroup # output the object so it gets collected in $result [PSCustomObject]@{ TenantId = $vsub.TenantId SubscriptionName = $vsub.Name VMName = $VM.Name ResourceGroup = $VM.ResourceGroup # Hostname = $webapp.DefaultHostName #PricingTier = $Tier #SKU = @($Plan.Sku.Size) -join ',' #AppServiceName = @($Plan.Name) -join ',' Status = $VM.PowerState Location = $VM.Location Size = $VM.HardwareProfile.VmSize Application_Name= $VM.Tags.Application_Name Application_Owner= $VM.Tags.Application_Owner Business_Owner = $VM.Tags.Business_Owner Cost_Code = $VM.Tags.Cost_Code Created_Date = $VM.Tags.Created_Date Environment_Name = $VM.Tags.Environment_Name ENVIRONMENT_NAME = $VM.Tags.ENVIRONMENT_NAME #AppType = $webapp.Kind #SubscriptionID = $vsub.SubscriptionID } } } # sort unique and export the file $result | Sort-Object * -Unique | Export-Csv -Path "C:\Users\Desktop\Scripts\vm_inventory.csv" -NoTypeInformation ....