CreateQuery 03409_users (children 3)
 Identifier 03409_users
 Columns definition (children 1)
  ExpressionList (children 5)
   ColumnDeclaration uid (children 1)
    DataType Int16
   ColumnDeclaration name (children 1)
    DataType String
   ColumnDeclaration age (children 1)
    DataType Nullable (children 1)
     ExpressionList (children 1)
      DataType Int16
   ColumnDeclaration age2 (children 1)
    DataType Nullable (children 1)
     ExpressionList (children 1)
      DataType Int16
   ColumnDeclaration version (children 1)
    DataType Nullable (children 1)
     ExpressionList (children 1)
      DataType UInt8
 Storage definition (children 2)
  Function CoalescingMergeTree (children 1)
   ExpressionList
  Function tuple (children 1)
   ExpressionList (children 2)
    Identifier uid
    Identifier name
