CreateQuery distr0 (children 3)
 Identifier distr0
 Columns definition (children 1)
  ExpressionList (children 1)
   ColumnDeclaration x (children 1)
    DataType UInt8
 Storage definition (children 1)
  Function Distributed (children 1)
   ExpressionList (children 3)
    Identifier test_shard_localhost
    Literal \'\'
    Identifier distr0