diff --git a/src/Migrator/Providers/Impl/Oracle/OracleDialect.cs b/src/Migrator/Providers/Impl/Oracle/OracleDialect.cs
index 7c3a20a..0af6fd3 100644
--- a/src/Migrator/Providers/Impl/Oracle/OracleDialect.cs
+++ b/src/Migrator/Providers/Impl/Oracle/OracleDialect.cs
@@ -1,6 +1,5 @@
 using System;
 using System.Data;
-using System.Linq;
 using DotNetProjects.Migrator.Framework;
 
 namespace DotNetProjects.Migrator.Providers.Impl.Oracle;
diff --git a/src/Migrator/Providers/Impl/Oracle/OracleTransformationProvider.cs b/src/Migrator/Providers/Impl/Oracle/OracleTransformationProvider.cs
index 337250d..759228a 100644
--- a/src/Migrator/Providers/Impl/Oracle/OracleTransformationProvider.cs
+++ b/src/Migrator/Providers/Impl/Oracle/OracleTransformationProvider.cs
@@ -558,21 +558,24 @@ public override Column[] GetColumns(string table)
 
                 if (!string.IsNullOrWhiteSpace(dataDefaultString))
                 {
+                    // This is only necessary because older versions of this migrator added single quotes for numerics.
+                    var singleQuoteStrippedString = dataDefaultString.Replace("'", "");
+
                     if (column.Type == DbType.Int16 || column.Type == DbType.Int32 || column.Type == DbType.Int64)
                     {
-                        column.DefaultValue = long.Parse(dataDefaultString, CultureInfo.InvariantCulture);
+                        column.DefaultValue = long.Parse(singleQuoteStrippedString, CultureInfo.InvariantCulture);
                     }
                     else if (column.Type == DbType.Double)
                     {
-                        column.DefaultValue = double.Parse(dataDefaultString, CultureInfo.InvariantCulture);
+                        column.DefaultValue = double.Parse(singleQuoteStrippedString, CultureInfo.InvariantCulture);
                     }
                     else if (column.Type == DbType.Single)
                     {
-                        column.DefaultValue = float.Parse(dataDefaultString, CultureInfo.InvariantCulture);
+                        column.DefaultValue = float.Parse(singleQuoteStrippedString, CultureInfo.InvariantCulture);
                     }
                     else if (column.Type == DbType.Decimal)
                     {
-                        column.DefaultValue = decimal.Parse(dataDefaultString, CultureInfo.InvariantCulture);
+                        column.DefaultValue = decimal.Parse(singleQuoteStrippedString, CultureInfo.InvariantCulture);
                     }
                     else if (column.Type == DbType.Boolean)
                     {
diff --git a/src/Migrator/Providers/TransformationProvider.cs b/src/Migrator/Providers/TransformationProvider.cs
index 94747d5..a994591 100644
--- a/src/Migrator/Providers/TransformationProvider.cs
+++ b/src/Migrator/Providers/TransformationProvider.cs
@@ -538,19 +538,12 @@ public virtual bool ColumnExists(string table, string column)
 
     public virtual bool ColumnExists(string table, string column, bool ignoreCase)
     {
-        try
+        if (ignoreCase)
         {
-            if (ignoreCase)
-            {
-                return GetColumns(table).Any(col => col.Name.ToLower() == column.ToLower());
-            }
-
-            return GetColumns(table).Any(col => col.Name == column);
-        }
-        catch (Exception)
-        {
-            return false;
+            return GetColumns(table).Any(x => x.Name.Equals(column, StringComparison.OrdinalIgnoreCase));
         }
+
+        return GetColumns(table).Any(x => x.Name == column);
     }
 
     public virtual void ChangeColumn(string table, Column column)