CreateQuery codecTest (children 3)
 Identifier codecTest
 Columns definition (children 1)
  ExpressionList (children 6)
   ColumnDeclaration key (children 1)
    DataType UInt64
   ColumnDeclaration name (children 1)
    DataType String
   ColumnDeclaration ref_valueF64 (children 1)
    DataType Float64
   ColumnDeclaration ref_valueF32 (children 1)
    DataType Float32
   ColumnDeclaration valueF64 (children 2)
    DataType Float64
    Function CODEC (children 1)
     ExpressionList (children 1)
      Function FPC (children 1)
       ExpressionList (children 1)
        Literal UInt64_4
   ColumnDeclaration valueF32 (children 2)
    DataType Float32
    Function CODEC (children 1)
     ExpressionList (children 1)
      Function FPC (children 1)
       ExpressionList (children 1)
        Literal UInt64_4
 Storage definition (children 2)
  Function MergeTree
  Identifier key