CreateQuery data1 (children 3)
 Identifier data1
 Columns definition (children 1)
  ExpressionList (children 1)
   ColumnDeclaration key (children 1)
    DataType Int
 Storage definition (children 2)
  Function ReplicatedMergeTree (children 1)
   ExpressionList (children 2)
    Literal \'/tables/{database}/{table}\'
    Literal \'r1\'
  Function tuple (children 1)
   ExpressionList
