CreateQuery fx_1m (children 3)
 Identifier fx_1m
 Columns definition (children 1)
  ExpressionList (children 7)
   ColumnDeclaration symbol (children 2)
    DataType LowCardinality (children 1)
     ExpressionList (children 1)
      DataType String
    Function CODEC (children 1)
     ExpressionList (children 1)
      Function ZSTD
   ColumnDeclaration dt_close (children 2)
    DataType DateTime64 (children 1)
     ExpressionList (children 2)
      Literal UInt64_3
      Literal \'UTC\'
    Function CODEC (children 1)
     ExpressionList (children 2)
      Function DoubleDelta
      Function ZSTD
   ColumnDeclaration open (children 2)
    DataType Float32
    Function CODEC (children 1)
     ExpressionList (children 2)
      Function Delta
      Function ZSTD
   ColumnDeclaration high (children 2)
    DataType Float32
    Function CODEC (children 1)
     ExpressionList (children 2)
      Function Delta
      Function ZSTD
   ColumnDeclaration low (children 2)
    DataType Float32
    Function CODEC (children 1)
     ExpressionList (children 2)
      Function Delta
      Function ZSTD
   ColumnDeclaration close (children 2)
    DataType Float32
    Function CODEC (children 1)
     ExpressionList (children 2)
      Function Delta
      Function ZSTD
   ColumnDeclaration volume (children 2)
    DataType Float32
    Function CODEC (children 1)
     ExpressionList (children 2)
      Function Delta
      Function ZSTD
 Storage definition (children 4)
  Function MergeTree (children 1)
   ExpressionList
  Function toYear (children 1)
   ExpressionList (children 1)
    Identifier dt_close
  Function tuple (children 1)
   ExpressionList (children 2)
    Identifier symbol
    Identifier dt_close
  Set
