CreateQuery data_r2 (children 3)
 Identifier data_r2
 Columns definition (children 1)
  ExpressionList (children 2)
   ColumnDeclaration key (children 1)
    DataType Int
   ColumnDeclaration value (children 1)
    DataType String
 Storage definition (children 2)
  Function ReplicatedMergeTree (children 1)
   ExpressionList (children 2)
    Literal \'/tables/{database}/data\'
    Literal \'{table}\'
  Function tuple (children 1)
   ExpressionList
