CreateQuery test_r2 (children 3)
 Identifier test_r2
 Columns definition (children 1)
  ExpressionList (children 2)
   ColumnDeclaration x (children 1)
    DataType UInt64
   ColumnDeclaration \\ (children 2)
    DataType String
    Function concat (children 1)
     ExpressionList (children 2)
      Literal \'\\r\\n\\t\\\\\'
      Literal \' \'
 Storage definition (children 3)
  Function ReplicatedMergeTree (children 1)
   ExpressionList (children 2)
    Literal \'/clickhouse/{database}/test_01669\'
    Literal \'r2\'
  Identifier \\
  Set
