CQ - Use IsDBNullAsync for async

Author: abhinavminhas

QueryDB/MSSQL/Adapter.cs

@@ -305,7 +305,7 @@ internal async Task<List<DataDictionary>> FetchDataAsync(string selectSql, SqlCo
                     var addObjectRow = new T();
                     foreach (var prop in typeof(T).GetProperties())
                     {
-                        if ((strict || Utils.ColumnExists(reader, prop.Name)) && !reader.IsDBNull(reader.GetOrdinal(prop.Name)))
+                        if ((strict || Utils.ColumnExists(reader, prop.Name)) && !await reader.IsDBNullAsync(reader.GetOrdinal(prop.Name)))
                             prop.SetValue(addObjectRow, reader[prop.Name]);
                     }
                     dataList.Add(addObjectRow);

QueryDB/MySQL/Adapter.cs

@@ -304,7 +304,7 @@ internal async Task<List<DataDictionary>> FetchDataAsync(string selectSql, MySql
                     var addObjectRow = new T();
                     foreach (var prop in typeof(T).GetProperties())
                     {
-                        if ((strict || Utils.ColumnExists(reader, prop.Name)) && !reader.IsDBNull(reader.GetOrdinal(prop.Name)))
+                        if ((strict || Utils.ColumnExists(reader, prop.Name)) && !await reader.IsDBNullAsync(reader.GetOrdinal(prop.Name)))
                             prop.SetValue(addObjectRow, reader[prop.Name]);
                     }
                     dataList.Add(addObjectRow);

QueryDB/Oracle/Adapter.cs

@@ -314,7 +314,7 @@ internal async Task<List<DataDictionary>> FetchDataAsync(string selectSql, Oracl
                     var addObjectRow = new T();
                     foreach (var prop in typeof(T).GetProperties())
                     {
-                        if ((strict || Utils.ColumnExists(reader, prop.Name)) && !reader.IsDBNull(reader.GetOrdinal(prop.Name)))
+                        if ((strict || Utils.ColumnExists(reader, prop.Name)) && !await reader.IsDBNullAsync(reader.GetOrdinal(prop.Name)))
                         {
                             if (Utils.IsBFileColumn(reader, prop.Name))
                                 prop.SetValue(addObjectRow, await Utils.GetBFileByteContentAsync(reader, prop.Name));

QueryDB/PostgreSQL/Adapter.cs

@@ -305,7 +305,7 @@ internal async Task<List<DataDictionary>> FetchDataAsync(string selectSql, Npgsq
                     var addObjectRow = new T();
                     foreach (var prop in typeof(T).GetProperties())
                     {
-                        if ((strict || Utils.ColumnExists(reader, prop.Name)) && !reader.IsDBNull(reader.GetOrdinal(prop.Name)))
+                        if ((strict || Utils.ColumnExists(reader, prop.Name)) && !await reader.IsDBNullAsync(reader.GetOrdinal(prop.Name)))
                             prop.SetValue(addObjectRow, reader[prop.Name]);
                     }
                     dataList.Add(addObjectRow);

QueryDB/Resources/Utils.cs

@@ -99,7 +99,7 @@ internal static async Task<string> GetBFileBase64ContentAsync(OracleDataReader r
         {
             string content = string.Empty;
             var bFile = reader.GetOracleBFile(columnIndex);
-            if (bFile != null && !reader.IsDBNull(columnIndex))
+            if (bFile != null && !await reader.IsDBNullAsync(columnIndex))
             {
                 bFile.OpenFile();
                 byte[] buffer = new byte[bFile.Length];
@@ -156,7 +156,7 @@ internal static async Task<byte[]> GetBFileByteContentAsync(OracleDataReader rea
             byte[] buffer = null;
             int columnIndex = reader.GetOrdinal(columnName);
             var bFile = reader.GetOracleBFile(columnIndex);
-            if (bFile != null && !reader.IsDBNull(columnIndex))
+            if (bFile != null && !await reader.IsDBNullAsync(columnIndex))
             {
                 bFile.OpenFile();
                 buffer = new byte[bFile.Length];