How to repair a crashed table

I had a crashed searchindex table in my MediaWiki, so I: 
 
 Connect to the server 
 
 #mysql -u root -p 
 
 Connect to the database 
 
 mysql> use wikidb; 
 
 check data 
 
 mysql> check table searchindex; 
 +--------------------+-------+----------+----------------------------+ 
 | Table

| Op

| Msg_type | Msg_text

| 
 +--------------------+-------+----------+----------------------------+ 
 | wikidb.searchindex | check | warning

| Table is marked as crashed | 
 | wikidb.searchindex | check | status

| OK

| 
 +--------------------+-------+----------+----------------------------+ 
 2 rows in set (0.24 sec) 
 
 fix it 
 
 mysql> repair table searchindex; 
 +--------------------+--------+----------+----------+ 
 | Table

| Op

| Msg_type | Msg_text | 
 +--------------------+--------+----------+----------+ 
 | wikidb.searchindex | repair | status

| OK

| 
 +--------------------+--------+----------+----------+ 
 1 row in set (0.21 sec)