Function query_cache_query_get_key

sql/sql_cache.cc:993–1001

extern "C"
{
const uchar *query_cache_query_get_key(const void *record, size_t *length,
                                       my_bool)
{
  auto query_block= static_cast<const Query_cache_block *>(record);
  *length= (query_block->used - query_block->headers_len() -
            ALIGN_SIZE(sizeof(Query_cache_query)));
  return reinterpret_cast<const uchar *>
      (((query_block->data()) + ALIGN_SIZE(sizeof(Query_cache_query))));
}
}

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