nl_tokens: Clean db
pl_tokens: function cleanDb ( knex , tableNames , logger , verboseLog = false ) { validate . notNil ( tableNames ) ; return tableCleaner . cleanTables ( knex , tableNames , verboseLog ) . then ( ( ) => { if ( logger ) { logger . info ( 'Tables cleaned successfully: ' , tableNames . join ( ', ' ) ) ; } } ) . catch ( <mask> => { if ( logger ) { logger . error ( 'Error cleaning tables' , err ) ; } throw err ; } ) ; }