codice:
dim parola_da_ricercare as string="ciao"
dim objcmdr as new oledbcommand ("select * from messaggio where messaggio like '%"& parola_da_ricercare &"%' or risposta like '%"& parola_da_ricercare &"%' ", objconn)
dim readr as oledbdatareader
objconn.open
readr=objcmdr.executereader
dim laid as string
while readr.read
laid=laid & "," & (readr.getint32(4))
end while
readr.close
objcmdr.connection.close()
*****IL PROBLEMA E' CHE DELLA VARIABILE LAID VEDO SOLO L'ULTIMO
RISULTATO
dim objcmd as new oledbdataadapter ("select * from messaggio where id = "& laid &" ", objconn)
dim ds as dataset=new dataset()
objcmd.fill (ds,"messaggio")
datagrid1.datasource=ds.tables("messaggio").defaultview
datagrid1.databind