CreateQuery minmax_idx_r (children 3)
 Identifier minmax_idx_r
 Columns definition (children 1)
  ExpressionList (children 2)
   ColumnDeclaration u64 (children 1)
    DataType UInt64
   ColumnDeclaration i32 (children 1)
    DataType Int32
 Storage definition (children 2)
  Function ReplicatedMergeTree (children 1)
   ExpressionList (children 2)
    Literal \'/clickhouse/tables/{database}/test_00836/indices_alter1\'
    Literal \'r2\'
  Identifier u64
