CreateQuery 02918_parallel_replicas (children 3)
 Identifier 02918_parallel_replicas
 Columns definition (children 1)
  ExpressionList (children 2)
   ColumnDeclaration x (children 1)
    DataType String
   ColumnDeclaration y (children 1)
    DataType Int32
 Storage definition (children 2)
  Function MergeTree
  Function cityHash64 (children 1)
   ExpressionList (children 1)
    Identifier x
