int mysql_refresh(MYSQL *mysql, unsigned int
options)
Description
This function flushes tables or caches, or resets replication
server information. The connected user must have the
RELOAD
privilege.
The options
argument is a bit mask composed
from any combination of the following values. Multiple values
can be OR'ed together to perform multiple operations with a
single call.
REFRESH_GRANT
Refresh the grant tables, like
FLUSH
PRIVILEGES
.
REFRESH_LOG
Flush the logs, like
FLUSH LOGS
.
REFRESH_TABLES
Flush the table cache, like
FLUSH
TABLES
.
REFRESH_HOSTS
Flush the host cache, like
FLUSH
HOSTS
.
REFRESH_STATUS
Reset status variables, like FLUSH
STATUS
.
REFRESH_THREADS
Flush the thread cache.
REFRESH_SLAVE
On a slave replication server, reset the master server
information and restart the slave, like
RESET SLAVE
.
REFRESH_MASTER
On a master replication server, remove the binary log files
listed in the binary log index and truncate the index file,
like RESET MASTER
.
Return Values
Zero for success. Nonzero if an error occurred.
Errors
Commands were executed in an improper order.
The MySQL server has gone away.
The connection to the server was lost during the query.
An unknown error occurred.
User Comments
Add your own comment.