CreateQuery fh (children 3)
 Identifier fh
 Columns definition (children 1)
  ExpressionList (children 4)
   ColumnDeclaration a_value (children 1)
    DataType UInt32
   ColumnDeclaration b_value (children 1)
    DataType Float64
   ColumnDeclaration c_value (children 1)
    DataType Float64
   ColumnDeclaration d_value (children 1)
    DataType Float64
 Storage definition (children 1)
  Function Memory