Code Quality - Methods and properties that don't access instance data should be static

Author: abhinavminhas

QueryDB/DBContext.cs

@@ -210,32 +210,28 @@ public bool ExecuteTransaction(List<string> sqlStatements)
             {
                 using (var msSqlDBConnection = GetSqlServerConnection())
                 {
-                    var _systemAdapter = new MSSQL.Adapter();
-                    return _systemAdapter.ExecuteTransaction(sqlStatements, msSqlDBConnection.SqlConnection);
+                    return MSSQL.Adapter.ExecuteTransaction(sqlStatements, msSqlDBConnection.SqlConnection);
                 }
             }
             else if (Database.Equals(DB.MySQL))
             {
                 using (var mySqlDBConnection = GetMySqlConnection())
                 {
-                    var _systemAdapter = new MySQL.Adapter();
-                    return _systemAdapter.ExecuteTransaction(sqlStatements, mySqlDBConnection.MySqlConnection);
+                    return MySQL.Adapter.ExecuteTransaction(sqlStatements, mySqlDBConnection.MySqlConnection);
                 }
             }
             else if (Database.Equals(DB.Oracle))
             {
                 using (var oracleDBConnection = GetOracleConnection())
                 {
-                    var _systemAdapter = new Oracle.Adapter();
-                    return _systemAdapter.ExecuteTransaction(sqlStatements, oracleDBConnection.OracleConnection);
+                    return Oracle.Adapter.ExecuteTransaction(sqlStatements, oracleDBConnection.OracleConnection);
                 }
             }
             else if (Database.Equals(DB.PostgreSQL))
             {
                 using (var postgreSqlDBConnection = GetPostgreSqlConnection())
                 {
-                    var _systemAdapter = new PostgreSQL.Adapter();
-                    return _systemAdapter.ExecuteTransaction(sqlStatements, postgreSqlDBConnection.PostgreSQLConnection);
+                    return PostgreSQL.Adapter.ExecuteTransaction(sqlStatements, postgreSqlDBConnection.PostgreSQLConnection);
                 }
             }
             return false;

QueryDB/MSSQL/Adapter.cs

@@ -152,7 +152,7 @@ internal int ExecuteCommand(string sqlStatement, SqlConnection connection)
         /// Logs and handles exceptions if any SQL command execution fails.
         /// </exception>
 
-        internal bool ExecuteTransaction(List<string> sqlStatements, SqlConnection connection)
+        internal static bool ExecuteTransaction(List<string> sqlStatements, SqlConnection connection)
         {
             using (SqlTransaction transaction = GetSqlTransaction(connection))
             {

QueryDB/MySQL/Adapter.cs

@@ -151,7 +151,7 @@ internal int ExecuteCommand(string sqlStatement, MySqlConnection connection)
         /// <exception cref="Exception">
         /// Logs and handles exceptions if any SQL command execution fails.
         /// </exception>
-        internal bool ExecuteTransaction(List<string> sqlStatements, MySqlConnection connection)
+        internal static bool ExecuteTransaction(List<string> sqlStatements, MySqlConnection connection)
         {
             using (MySqlTransaction transaction = GetMySqlTransaction(connection))
             {

QueryDB/Oracle/Adapter.cs

@@ -157,7 +157,7 @@ internal int ExecuteCommand(string sqlStatement, OracleConnection connection)
         /// <exception cref="Exception">
         /// Logs and handles exceptions if any SQL command execution fails.
         /// </exception>
-        internal bool ExecuteTransaction(List<string> sqlStatements, OracleConnection connection)
+        internal static bool ExecuteTransaction(List<string> sqlStatements, OracleConnection connection)
         {
             using (OracleTransaction transaction = GetOracleTransaction(connection))
             {

QueryDB/PostgreSQL/Adapter.cs

@@ -151,7 +151,7 @@ internal int ExecuteCommand(string sqlStatement, NpgsqlConnection connection)
         /// <exception cref="Exception">
         /// Logs and handles exceptions if any SQL command execution fails.
         /// </exception>
-        internal bool ExecuteTransaction(List<string> sqlStatements, NpgsqlConnection connection)
+        internal static bool ExecuteTransaction(List<string> sqlStatements, NpgsqlConnection connection)
         {
             using (NpgsqlTransaction transaction = GetPostgreSqlTransaction(connection))
             {