CreateQuery dict_src_types (children 3)
 Identifier dict_src_types
 Columns definition (children 1)
  ExpressionList (children 20)
   ColumnDeclaration id (children 1)
    DataType UInt64
   ColumnDeclaration i8 (children 1)
    DataType Int8
   ColumnDeclaration u8 (children 1)
    DataType UInt8
   ColumnDeclaration i64 (children 1)
    DataType Int64
   ColumnDeclaration u64 (children 1)
    DataType UInt64
   ColumnDeclaration f32 (children 1)
    DataType Float32
   ColumnDeclaration f64 (children 1)
    DataType Float64
   ColumnDeclaration dec32 (children 1)
    DataType Decimal32 (children 1)
     ExpressionList (children 1)
      Literal UInt64_3
   ColumnDeclaration dec64 (children 1)
    DataType Decimal64 (children 1)
     ExpressionList (children 1)
      Literal UInt64_3
   ColumnDeclaration d (children 1)
    DataType Date
   ColumnDeclaration dt (children 1)
    DataType DateTime
   ColumnDeclaration dt64 (children 1)
    DataType DateTime64 (children 1)
     ExpressionList (children 1)
      Literal UInt64_3
   ColumnDeclaration uuid (children 1)
    DataType UUID
   ColumnDeclaration ip4 (children 1)
    DataType IPv4
   ColumnDeclaration ip6 (children 1)
    DataType IPv6
   ColumnDeclaration s (children 1)
    DataType String
   ColumnDeclaration arr_u64 (children 1)
    DataType Array (children 1)
     ExpressionList (children 1)
      DataType UInt64
   ColumnDeclaration arr_nested (children 1)
    DataType Array (children 1)
     ExpressionList (children 1)
      DataType Array (children 1)
       ExpressionList (children 1)
        DataType UInt8
   ColumnDeclaration n_i32 (children 1)
    DataType Nullable (children 1)
     ExpressionList (children 1)
      DataType Int32
   ColumnDeclaration n_str (children 1)
    DataType Nullable (children 1)
     ExpressionList (children 1)
      DataType String
 Storage definition (children 1)
  Function Memory
