public static void DeleteDbIfExists(SqlConnectionStringBuilder csB)
{
if (SqlUtilities.DatabaseExist(csB))
{
string dbName;
dbName = csB.InitialCatalog;
try
{
csB.InitialCatalog = "";
if (!SqlUtilities.IsDatabaseConnected(csB.ConnectionString, dbName))
{
csB.InitialCatalog = dbName;
SqlUtilities.DropDatabase(csB);
}
else
{
throw new InvalidOperationException(string.Format("Drop database failed. Users are connected to database {0}", dbName));
}
}
finally
{
csB.InitialCatalog = dbName;
}
}
}
public static void DeleteDbIfExists(SqlConnectionStringBuilder csB, int callbackFrequencyInMilliseconds, DatabaseCallback cb)
{
if (SqlUtilities.DatabaseExist(csB))
{
bool databaseDropped = false;
string dbName;
string fop;
dbName = csB.InitialCatalog;
fop = csB.FailoverPartner;
try
{
csB.InitialCatalog = string.Empty;
csB.FailoverPartner = string.Empty;
SqlUtilities.CloseDatabaseConnections(csB.ConnectionString, dbName);
if (!SqlUtilities.IsDatabaseConnected(csB.ConnectionString, dbName))
{
csB.InitialCatalog = dbName;
csB.FailoverPartner = fop;
SqlUtilities.DropDatabase(csB, callbackFrequencyInMilliseconds, cb);
databaseDropped = true;
}
}
finally
{
csB.InitialCatalog = dbName;
csB.FailoverPartner = fop;
}
if (databaseDropped == false)
{
try
{
csB.InitialCatalog = dbName;
csB.FailoverPartner = fop;
SqlUtilities.DropDatabase(csB, callbackFrequencyInMilliseconds, cb);
databaseDropped = true;
}
catch (Exception)
{
throw new InvalidOperationException(string.Format("Drop database failed. Users are connected to database {0}", dbName));
}
}
}
}