function Get-ProvidersFromTenantDatabase {

<#
.SYNOPSIS
    Queries a tenant database for provider data

.DESCRIPTION
    Queries a tenant database for provider data.  Optionally returns only valid provider configuration.  Objects returned as a PSObject array contains
    ProviderType, ProviderName, and AssemblyInfo

.PARAMETER TenantConnectionString
    The full connection string to a tenant database

.PARAMETER ValidOnly
    When supplied filters out providers tied to deleted Item records, or those with ProviderType Unknown

.OUTPUTS
    Returns objects hydrated from the JSON file.
#>

    [CmdletBinding()]
    [OutputType([System.Object[]])]
    param(
        [Parameter(Mandatory=$true)]
        [string]$TenantConnectionString,

        [Parameter(Mandatory=$false)]
        [switch]$ValidOnly
    )

    $logLead = Get-LogLeadName
    if (-NOT (Confirm-DatabaseAccess -connectionString $TenantConnectionString -InformationAction SilentlyContinue)) {

        Write-Warning "$logLead : Could not connect to Tenant with connection string [$TenantConnectionString].  Verify your access and rerun"
        return $null
    }

    $providerQuery = @"
SELECT pt.Name as ProviderType, p.Name as ProviderName, p.AssemblyInfo as ProviderAssemblyInfo
FROM core.provider p
INNER JOIN core.ProviderType pt on pt.ID = p.ProviderTypeID
INNER JOIN core.Item i on i.ParentId = p.ID
WHERE i.ItemType in ('Connector', 'Processor')
"@

    if ($ValidOnly.IsPresent) {

        Write-Verbose "$logLead : Appending query with filter to eliminate invalid providers"
        $providerQuery += "`n`tAND i.Deleted = '0' AND pt.Name != 'Unused'"
    }

    $data = @()
    try {
        $sqlConnection = New-Object System.Data.SqlClient.SqlConnection $TenantConnectionString
        $sqlConnection.Open()
        [System.Data.SqlClient.SqlCommand]$command = $sqlConnection.CreateCommand()
        $command.CommandText = $providerQuery
        $reader = $command.ExecuteReader()

        while ($reader.Read()) {

	        $data += @{
		        ProviderType = $reader[0]
		        ProviderName = $reader[1]
                AssemblyInfo = $reader[2]
	        }
        }
    } catch {

        Write-Warning "$logLead : An unexpected exception occurred: $($_.Exception.Message)"
        return $null
    } finally {

        if ($null -ne $sqlConnection) {

		    $sqlConnection.Dispose()
	    }
    }

    return $data
}