anchor.diff:  [[flush-api-desc]]
   ==== {api-description-title}
   
  -Flushing an index is the process of making sure that any data that is currently
  +Flushing a data stream or index is the process of making sure that any data that is currently
   only stored in the <<index-modules-translog,transaction log>> is also
   permanently stored in the Lucene index. When restarting, {es} replays any
   unflushed operations from the transaction log into the Lucene index to bring it
  
positive.code: 
  
  [[flush-api-specific-ex]]
  ===== Flush a specific index
  
  [source,console]
  ----
  
negative.code: [[flush-api-path-params]]
  ==== {api-path-parms-title}
  
  `<target>`::
  (Optional, string)
  Comma-separated list of data streams, indices, and index aliases to flush.
  Wildcard expressions (`*`) are supported.
  +
  To flush all data streams and indices in a cluster, omit this parameter or use
  `_all` or `*`.
  
  
  [[flush-api-query-params]]
  