internal DBVersionInfo GetDBVersion(IDbConnection connection)
{
if (dbVersion == null)
{
dbVersion = FetchDBServerInfo(connection);
}
return(dbVersion);
}
public override DBVersionInfo FetchDBServerInfo(IDbConnection connection)
{
//select sqlite_version();
if (connection == null)
{
throw new Exception("Required valid connection object to initialise database details");
}
string query = @"SELECT sqlite_version();";
bool isConOpen = connection.State == ConnectionState.Open;
try
{
if (!isConOpen)
{
connection.Open();
}
IDbCommand command = connection.CreateCommand();
command.CommandType = CommandType.Text;
command.CommandText = query;
DBVersionInfo dbVersion = new DBVersionInfo();
using (IDataReader rdr = command.ExecuteReader())
{
if (rdr.Read())
{
dbVersion.ProductName = "SQLite";
dbVersion.Version = new Version(rdr.GetString(0));
//dbVersion.Is64Bit = true;
}
rdr.Close();
}
return(dbVersion);
}
catch
{
//ignore error
return(null);
}
finally
{
if (!isConOpen && connection.State == ConnectionState.Open)
{
connection.Close();
}
}
}
public override DBVersionInfo FetchDBServerInfo(IDbConnection connection)
{
if (connection == null)
{
throw new Exception("Required valid connection object to initialise database details");
}
string query = @"SELECT SERVERPROPERTY('Edition') AS Edition,SERVERPROPERTY('ProductVersion') AS ProductVersion;";
bool isConOpen = connection.State == ConnectionState.Open;
try
{
if (!isConOpen)
{
connection.Open();
}
IDbCommand cmd = connection.CreateCommand();
cmd.CommandType = CommandType.Text;
cmd.CommandText = query;
using (IDataReader rdr = cmd.ExecuteReader())
{
DBVersionInfo dbVersion = new DBVersionInfo();
if (rdr.Read())
{
dbVersion.ProductName = "Microsoft SQL Server";
dbVersion.Edition = rdr.GetString(0);
dbVersion.Version = new Version(rdr.GetString(1));
//https://sqlserverbuilds.blogspot.in/
//https://support.microsoft.com/en-in/help/321185/how-to-determine-the-version--edition-and-update-level-of-sql-server-a
if (dbVersion.Version.Major == 14)
{
dbVersion.ProductName += "2017 " + rdr.GetString(0);
}
else if (dbVersion.Version.Major == 13)
{
dbVersion.ProductName += "2016 " + rdr.GetString(0);
}
else if (dbVersion.Version.Major == 12)
{
dbVersion.ProductName += "2014 " + rdr.GetString(0);
}
else if (dbVersion.Version.Major == 11)
{
dbVersion.ProductName += "2012 " + rdr.GetString(0);
}
else if (dbVersion.Version.Major == 10)
{
if (dbVersion.Version.Minor >= 50)
{
dbVersion.ProductName += "2008 R2 " + rdr.GetString(0);
}
else
{
dbVersion.ProductName += "2008 " + rdr.GetString(0);
}
}
else if (dbVersion.Version.Major == 9)
{
dbVersion.ProductName += "2005 " + rdr.GetString(0);
}
else if (dbVersion.Version.Major == 8)
{
dbVersion.ProductName += "2000 " + rdr.GetString(0);
}
else if (dbVersion.Version.Major == 7)
{
dbVersion.ProductName += "7.0 " + rdr.GetString(0);
}
dbVersion.Is64Bit = dbVersion.Edition.ToLowerInvariant().Contains("64-bit");
}
rdr.Close();
return(dbVersion);
}
}
catch
{
//ignore error
return(null);
}
finally
{
if (!isConOpen && connection.State == ConnectionState.Open)
{
connection.Close();
}
}
}
public override DBVersionInfo FetchDBServerInfo(IDbConnection connection)
{
if (connection == null)
{
throw new Exception("Required valid connection object to initialise database details");
}
string query = @"SELECT version();";
bool isConOpen = connection.State == ConnectionState.Open;
try
{
if (!isConOpen)
{
connection.Open();
}
IDbCommand cmd = connection.CreateCommand();
cmd.CommandType = CommandType.Text;
cmd.CommandText = query;
DBVersionInfo dbVersion = new DBVersionInfo();
using (IDataReader rdr = cmd.ExecuteReader())
{
if (rdr.Read())
{
string strVersion = rdr.GetString(0);
string[] versionParts = strVersion.Split(',');
if (versionParts.Length > 0)
{
dbVersion.ProductName = versionParts[0];
if (versionParts[versionParts.Length - 1].ToLowerInvariant().Trim().Contains("64-bit"))
{
dbVersion.Is64Bit = true;
}
}
}
rdr.Close();
}
cmd.CommandText = "SHOW server_version;";
using (IDataReader rdr = cmd.ExecuteReader())
{
if (rdr.Read())
{
dbVersion.Version = new Version(rdr.GetString(0));
}
rdr.Close();
}
return(dbVersion);
}
catch
{
//ignore error
return(null);
}
finally
{
if (!isConOpen && connection.State == ConnectionState.Open)
{
connection.Close();
}
}
}
