Sphinx macos sql_connect: failed to load libmysqlclient
Solution:
Check the installed path of MYSQL lib
find /usr/ -name ‘libmysqlclient*’

Set variables
export DYLD_LIBRARY_PATH=/usr//local/Cellar/mysql@5.6/5.6.51/lib
find /usr/ -name ‘libmysqlclient*’

Set variables
export DYLD_LIBRARY_PATH=/usr//local/Cellar/mysql@5.6/5.6.51/lib
Restart
indexer –all