Index: System.Data.SQLite/SQLiteConnection.cs
==================================================================
--- System.Data.SQLite/SQLiteConnection.cs
+++ System.Data.SQLite/SQLiteConnection.cs
@@ -3775,11 +3775,11 @@
 
                     row["TABLE_CATALOG"] = strCatalog;
                     row["TABLE_NAME"] = rdTables.GetString(2);
                     row["INDEX_CATALOG"] = strCatalog;
                     row["INDEX_NAME"] = rd.GetString(1);
-                    row["UNIQUE"] = rd.GetBoolean(2);
+                    row["UNIQUE"] = SQLiteConvert.ToBoolean(rd.GetValue(2), CultureInfo.InvariantCulture, false);
                     row["PRIMARY_KEY"] = false;
 
                     // get the index definition
                     using (SQLiteCommand cmdIndexes = new SQLiteCommand(String.Format(CultureInfo.InvariantCulture, "SELECT * FROM [{0}].[{2}] WHERE [type] LIKE 'index' AND [name] LIKE '{1}'", strCatalog, rd.GetString(1).Replace("'", "''"), master), this))
                     using (SQLiteDataReader rdIndexes = cmdIndexes.ExecuteReader())

Index: System.Data.SQLite/SQLiteConvert.cs
==================================================================
--- System.Data.SQLite/SQLiteConvert.cs
+++ System.Data.SQLite/SQLiteConvert.cs
@@ -778,10 +778,84 @@
         if (convertible != null)
             return convertible.ToString(provider);
 
         return obj.ToString(); /* not IConvertible */
     }
+
+    /// <summary>
+    /// Attempts to convert an arbitrary object to the Boolean data type.
+    /// Null object values are converted to false.  Throws an exception
+    /// upon failure.
+    /// </summary>
+    /// <param name="obj">
+    /// The object value to convert.
+    /// </param>
+    /// <param name="provider">
+    /// The format provider to use.
+    /// </param>
+    /// <param name="viaFramework">
+    /// If non-zero, a string value will be converted using the
+    /// <see cref="Convert.ToBoolean(Object, IFormatProvider)" />
+    /// method; otherwise, the <see cref="ToBoolean(String)" />
+    /// method will be used.
+    /// </param>
+    /// <returns>
+    /// The converted boolean value.
+    /// </returns>
+    internal static bool ToBoolean(
+        object obj,
+        IFormatProvider provider,
+        bool viaFramework
+        )
+    {
+        if (obj == null)
+            return false;
+
+        TypeCode typeCode = Type.GetTypeCode(obj.GetType());
+
+        switch (typeCode)
+        {
+            case TypeCode.Empty:
+            case TypeCode.DBNull:
+                return false;
+            case TypeCode.Boolean:
+                return (bool)obj;
+            case TypeCode.Char:
+                return ((char)obj) != (char)0 ? true : false;
+            case TypeCode.SByte:
+                return ((sbyte)obj) != (sbyte)0 ? true : false;
+            case TypeCode.Byte:
+                return ((byte)obj) != (byte)0 ? true : false;
+            case TypeCode.Int16:
+                return ((short)obj) != (short)0 ? true : false;
+            case TypeCode.UInt16:
+                return ((ushort)obj) != (ushort)0 ? true : false;
+            case TypeCode.Int32:
+                return ((int)obj) != (int)0 ? true : false;
+            case TypeCode.UInt32:
+                return ((uint)obj) != (uint)0 ? true : false;
+            case TypeCode.Int64:
+                return ((long)obj) != (long)0 ? true : false;
+            case TypeCode.UInt64:
+                return ((ulong)obj) != (ulong)0 ? true : false;
+            case TypeCode.Single:
+                return ((float)obj) != (float)0.0 ? true : false;
+            case TypeCode.Double:
+                return ((double)obj) != (double)0.0 ? true : false;
+            case TypeCode.Decimal:
+                return ((decimal)obj) != Decimal.Zero ? true : false;
+            case TypeCode.String:
+                return viaFramework ?
+                    Convert.ToBoolean(obj, provider) :
+                    ToBoolean(ToStringWithProvider(obj, provider));
+            default:
+                throw new SQLiteException(String.Format(
+                    CultureInfo.CurrentCulture,
+                    "Cannot convert type {0} to boolean",
+                    typeCode));
+        }
+    }
 
     /// <summary>
     /// Convert a value to true or false.
     /// </summary>
     /// <param name="source">A string or number representing true or false</param>

Index: System.Data.SQLite/SQLiteStatement.cs
==================================================================
--- System.Data.SQLite/SQLiteStatement.cs
+++ System.Data.SQLite/SQLiteStatement.cs
@@ -227,66 +227,10 @@
       {
         BindParameter(n + 1, _paramValues[n]);
       }
     }
 
-    /// <summary>
-    /// Attempts to convert an arbitrary object to the Boolean data type.
-    /// Null object values are converted to false.  Throws a SQLiteException
-    /// upon failure.
-    /// </summary>
-    /// <param name="obj">The object value to convert.</param>
-    /// <param name="provider">The format provider to use.</param>
-    /// <returns>The converted boolean value.</returns>
-    private static bool ToBoolean(object obj, IFormatProvider provider)
-    {
-        if (obj == null)
-            return false;
-
-        TypeCode typeCode = Type.GetTypeCode(obj.GetType());
-
-        switch (typeCode)
-        {
-            case TypeCode.Empty:
-            case TypeCode.DBNull:
-                return false;
-            case TypeCode.Boolean:
-                return (bool)obj;
-            case TypeCode.Char:
-                return ((char)obj) != (char)0 ? true : false;
-            case TypeCode.SByte:
-                return ((sbyte)obj) != (sbyte)0 ? true : false;
-            case TypeCode.Byte:
-                return ((byte)obj) != (byte)0 ? true : false;
-            case TypeCode.Int16:
-                return ((short)obj) != (short)0 ? true : false;
-            case TypeCode.UInt16:
-                return ((ushort)obj) != (ushort)0 ? true : false;
-            case TypeCode.Int32:
-                return ((int)obj) != (int)0 ? true : false;
-            case TypeCode.UInt32:
-                return ((uint)obj) != (uint)0 ? true : false;
-            case TypeCode.Int64:
-                return ((long)obj) != (long)0 ? true : false;
-            case TypeCode.UInt64:
-                return ((ulong)obj) != (ulong)0 ? true : false;
-            case TypeCode.Single:
-                return ((float)obj) != (float)0.0 ? true : false;
-            case TypeCode.Double:
-                return ((double)obj) != (double)0.0 ? true : false;
-            case TypeCode.Decimal:
-                return ((decimal)obj) != Decimal.Zero ? true : false;
-            case TypeCode.String:
-                return Convert.ToBoolean(obj, provider);
-            default:
-                throw new SQLiteException(String.Format(
-                    CultureInfo.CurrentCulture,
-                    "Cannot convert type {0} to boolean",
-                    typeCode));
-        }
-    }
-
     /// <summary>
     /// Perform the bind operation for an individual parameter
     /// </summary>
     /// <param name="index">The index of the parameter to bind</param>
     /// <param name="param">The parameter we're binding</param>
@@ -352,11 +296,11 @@
           // _sql.Bind_DateTime(this, index, Convert.ToDateTime(obj, cultureInfo));
             _sql.Bind_DateTime(this, _flags, index, (obj is string) ?
               _sql.ToDateTime((string)obj) : Convert.ToDateTime(obj, cultureInfo));
           break;
         case DbType.Boolean:
-          _sql.Bind_Int32(this, _flags, index, ToBoolean(obj, cultureInfo) ? 1 : 0);
+          _sql.Bind_Int32(this, _flags, index, SQLiteConvert.ToBoolean(obj, cultureInfo, true) ? 1 : 0);
           break;
         case DbType.SByte:
           _sql.Bind_Int32(this, _flags, index, Convert.ToSByte(obj, cultureInfo));
           break;
         case DbType.Int16:

Index: Tests/tkt-3c00ec5b52.eagle
==================================================================
--- Tests/tkt-3c00ec5b52.eagle
+++ Tests/tkt-3c00ec5b52.eagle
@@ -56,11 +56,11 @@
   }
 }
 
 ###############################################################################
 
-runTest {test tkt-3c00ec5b52-1.1 {per-connection default types} -setup {
+runTest {test tkt-3c00ec5b52-1.1 {default types, via connection} -setup {
   setupDb [set fileName tkt-3c00ec5b52-1.1.db] "" "" "" UseConnectionTypes \
       "DefaultDbType=String;DefaultTypeName=TEXT;"
 } -body {
   set connection [getDbConnection]
   set result [list]
@@ -84,11 +84,11 @@
 {eagle monoBug28 command.sql compile.DATA SQLite System.Data.SQLite} -result \
 {String TEXT}}
 
 ###############################################################################
 
-runTest {test tkt-3c00ec5b52-1.2 {per-connection default types} -setup {
+runTest {test tkt-3c00ec5b52-1.2 {fallback default types w/flag} -setup {
   setupDb [set fileName tkt-3c00ec5b52-1.2.db] "" "" "" UseConnectionTypes
 } -body {
   set connection [getDbConnection]
   set result [list]
 
@@ -111,11 +111,11 @@
 {eagle monoBug28 command.sql compile.DATA SQLite System.Data.SQLite} -result \
 {Object {}}}
 
 ###############################################################################
 
-runTest {test tkt-3c00ec5b52-1.3 {per-connection default types} -setup {
+runTest {test tkt-3c00ec5b52-1.3 {fallback default types w/o flag} -setup {
   setupDb [set fileName tkt-3c00ec5b52-1.3.db]
 } -body {
   set connection [getDbConnection]
   set result [list]
 
@@ -138,11 +138,11 @@
 {eagle monoBug28 command.sql compile.DATA SQLite System.Data.SQLite} -result \
 {Object {}}}
 
 ###############################################################################
 
-runTest {test tkt-3c00ec5b52-1.4 {per-connection default types} -setup {
+runTest {test tkt-3c00ec5b52-1.4 {default types, via environment} -setup {
   saveSQLiteConvertEnvironment
 
   set env(Use_SQLiteConvert_DefaultDbType) String
   set env(Use_SQLiteConvert_DefaultTypeName) TEXT
 
@@ -168,10 +168,45 @@
 
   unset -nocomplain db fileName savedEnv
 } -constraints \
 {eagle monoBug28 command.sql compile.DATA SQLite System.Data.SQLite} -result \
 {String TEXT}}
+
+###############################################################################
+
+runTest {test tkt-3c00ec5b52-1.5 {default types, with unique index} -setup {
+  saveSQLiteConvertEnvironment
+
+  set env(Use_SQLiteConvert_DefaultDbType) String
+  set env(Use_SQLiteConvert_DefaultTypeName) TEXT
+
+  setupDb [set fileName tkt-3c00ec5b52-1.5.db]
+} -body {
+  sql execute $db "CREATE TABLE t1(x UNIQUE);"
+
+  set connection [getDbConnection]
+  set dataTable [$connection -alias GetSchema INDEXES]
+  set results [list]
+
+  object foreach -alias dataRow [set dataRows [$dataTable -alias Rows]] {
+    lappend results [list [$dataRow Item TABLE_NAME] \
+        [$dataRow Item INDEX_NAME] [$dataRow Item UNIQUE]]
+  }
+
+  set results
+} -cleanup {
+  freeDbConnection
+
+  unset -nocomplain results dataRow dataRows dataTable connection
+
+  cleanupDb $fileName
+  restoreSQLiteConvertEnvironment
+
+  unset -nocomplain db fileName savedEnv
+} -constraints \
+{eagle monoBug28 command.sql compile.DATA SQLite System.Data.SQLite} -result \
+{{t1 sqlite_autoindex_t1_1 True}}}
 
 ###############################################################################
 
 rename restoreSQLiteConvertEnvironment ""
 rename saveSQLiteConvertEnvironment ""