Provided by: xapian-tools_1.2.22-2_amd64 

NAME
chert-update - Update a chert database to the new format keys
SYNOPSIS
chert-update [OPTIONS] SOURCE_DATABASE DESTINATION_DATABASE
DESCRIPTION
chert-update - Update a chert database to the new format keys
OPTIONS
-b Set the blocksize in bytes (e.g. 4096) or K (e.g. 4K) (must be between 2K and 64K and a power of
2, default 8K)
--help display this help and exit
--version
output version information and exit
xapian-core 1.2.22 December 2015 CHERT-UPDATE(1)