CreateQuery codecs4 (children 3)
 Identifier codecs4
 Columns definition (children 1)
  ExpressionList (children 1)
   ColumnDeclaration a (children 2)
    DataType UInt8
    Function CODEC (children 1)
     ExpressionList (children 2)
      Function LZ4
      Function LZ4
 Storage definition (children 2)
  Function MergeTree
  Function tuple (children 1)
   ExpressionList