isValidCon function

Check connection object.

isValidCon(db, onLostNull = FALSE, ...)

Arguments

• db: rocker object
• onLostNull: TRUE or FALSE. If connection lost, set .con to NULL
• ...: Optional, additional suitable parameters passed to DBI::dbIsValid()

Returns

TRUE or FALSE

Examples

db <- rocker::newDB()
rocker::setupSQLite(db)
rocker::connect(db)
rocker::isValidCon(db)
rocker::disconnect(db)
rocker::unloadDriver(db)

See Also

Other rocker-S3-functions: appendTable(), begin(), canConnect(), clearResult(), columnInfo(), commit(), connect(), createTable(), disconnect(), execute(), existsTable(), fetch(), getInfoCon(), getInfoDrv(), getInfoRes(), getQuery(), getRowCount(), getRowsAffected(), getStatement(), hasCompleted(), isValidDrv(), isValidRes(), listFields(), listObjects(), listTables(), readTable(), removeTable(), rocker-README, rocker-S3-functions, rocker-package, rollback(), sendQuery(), sendStatement(), setupDriver(), setupMariaDB(), setupPostgreSQL(), setupSQLite(), unloadDriver(), validateCon(), writeTable()