Merge pull request #976 from nextcloud/enh/noid/add-warning #30

Job	Run time
Test files:scan command on sqlite-stable27	16m 33s
Test files:scan command on sqlite-v27.0.0	16m 55s
Test files:scan command on sqlite-v27.0.1	7m 27s
Test files:scan command on sqlite-v27.0.2	8m 2s
Test files:scan command on mysql-stable27	6m 36s
Test files:scan command on mysql-v27.0.0	6m 47s
Test files:scan command on mysql-v27.0.1	7m 34s
Test files:scan command on mysql-v27.0.2	17m 30s
Test files:scan command on pgsql-stable27	8m 49s
Test files:scan command on pgsql-v27.0.0	16m 29s
Test files:scan command on pgsql-v27.0.1	7m 9s
Test files:scan command on pgsql-v27.0.2	9m 42s
	2h 9m 33s

Provide feedback