Can't get Master-Detail to work
Posted: 13.12.2010, 22:31
I have two detail queries and one master query.
Master is :
Two detail queries are like this:
Now. I do not see any detail records even though I am certain there are records in the detail tables that match the criteria.
Am I doing something wrong here?
Master is :
Code: Select all
object qryInventory: TZQuery
Connection = dbConnection
AfterScroll = qryInventoryAfterScroll
SQL.Strings = (
'SELECT i.inventory_id, '
' i.inventory_part_number,'
' i.inventory_alt_part_number,'
' i.inventory_condition,'
' i.inventory_quantity,'
' i.inventory_desc,'
' i.inventory_comments,'
' i.inventory_last_update,'
' i.inventory_location'
'FROM inventory i'
'WHERE active'
'ORDER BY inventory_id')
Params = <>
Left = 101
Top = 69
object qryInventoryinventory_id: TIntegerField
FieldName = 'inventory_id'
Required = True
end
object qryInventoryinventory_part_number: TStringField
FieldName = 'inventory_part_number'
Required = True
Size = 50
end
object qryInventoryinventory_alt_part_number: TStringField
FieldName = 'inventory_alt_part_number'
Size = 50
end
object qryInventoryinventory_condition: TStringField
FieldName = 'inventory_condition'
Required = True
Size = 2
end
object qryInventoryinventory_quantity: TIntegerField
FieldName = 'inventory_quantity'
Required = True
end
object qryInventoryinventory_desc: TStringField
FieldName = 'inventory_desc'
Required = True
Size = 100
end
object qryInventoryinventory_comments: TMemoField
FieldName = 'inventory_comments'
BlobType = ftMemo
end
object qryInventoryinventory_last_update: TDateTimeField
FieldName = 'inventory_last_update'
end
object qryInventoryinventory_location: TMemoField
FieldName = 'inventory_location'
OnGetText = qryInventoryinventory_locationGetText
BlobType = ftMemo
end
end
Code: Select all
object qryQuotes: TZQuery
Connection = dbConnection
SQL.Strings = (
'SELECT * FROM quote_history'
'WHERE active'
' AND inventory_id = :inventory_id'
'ORDER BY inserted DESC')
Params = <
item
DataType = ftUnknown
Name = 'inventory_id'
ParamType = ptUnknown
end>
MasterFields = 'inventory_id'
MasterSource = dsInventory
Left = 170
Top = 69
ParamData = <
item
DataType = ftUnknown
Name = 'inventory_id'
ParamType = ptUnknown
end>
object qryQuotesquote_id: TIntegerField
FieldName = 'quote_id'
Required = True
end
object qryQuotesinventory_id: TIntegerField
FieldName = 'inventory_id'
end
object qryQuotesprice: TFloatField
DisplayLabel = 'Quoted Price'
FieldName = 'price'
DisplayFormat = '$ #.00'
currency = True
end
object qryQuotesinserted: TDateTimeField
DisplayLabel = 'Date'
FieldName = 'inserted'
ReadOnly = True
DisplayFormat = 'dd/mm/yyyy'
end
object qryQuotesComments: TMemoField
DisplayLabel = 'Comments'
FieldName = 'comments'
OnGetText = qryQuotesCommentsGetText
BlobType = ftMemo
end
end
Code: Select all
object qrySales: TZQuery
Connection = dbConnection
SQL.Strings = (
'SELECT * FROM sales_history'
'WHERE active'
' AND inventory_id = :inventory_id'
'ORDER BY inserted DESC')
Params = <
item
DataType = ftUnknown
Name = 'inventory_id'
ParamType = ptUnknown
end>
MasterFields = 'inventory_id'
MasterSource = dsInventory
Left = 315
Top = 71
ParamData = <
item
DataType = ftUnknown
Name = 'inventory_id'
ParamType = ptUnknown
end>
object qrySalessold_id: TIntegerField
FieldName = 'sold_id'
Required = True
end
object IntegerField2: TIntegerField
FieldName = 'inventory_id'
end
object FloatField1: TFloatField
DisplayLabel = 'Quoted Price'
FieldName = 'price'
DisplayFormat = '$ #.00'
currency = True
end
object DateTimeField1: TDateTimeField
DisplayLabel = 'Date'
FieldName = 'inserted'
ReadOnly = True
DisplayFormat = 'dd/mm/yyyy'
end
object MemoField1: TMemoField
DisplayLabel = 'Comments'
FieldName = 'comments'
OnGetText = qryQuotesCommentsGetText
BlobType = ftMemo
end
end
Am I doing something wrong here?