fix the rest of the tests

Author: bordoley

SQLitePCL.pretty.Orm/SqlQuery.From.cs

@@ -1,4 +1,5 @@
 using System;
+using System.Linq;
 using System.Linq.Expressions;
 
 using SQLitePCL.pretty.Orm.Attributes;
@@ -18,7 +19,9 @@ internal FromClause(string table)
 
             public WhereClause<T> Select()
             {
-                return new WhereClause<T>(this, Expression.Constant("*"), null);
+                var table = TableMapping.Create<T>();
+                var columns = table.Columns.Keys.Select(col => table.TableName + "." + col).ToList();
+                return new WhereClause<T>(this, columns, null);
             }
 
             public override string ToString()

SQLitePCL.pretty.Orm/SqlQuery.Where.cs

@@ -13,10 +13,12 @@ public static partial class SqlQuery
         public sealed class WhereClause<T> : ISqlQuery
         {
             private readonly FromClause<T> from;
-            private readonly Expression select;
+
+            // FIXME: Long term, prefer some sort of expression syntax
+            private readonly IReadOnlyList<String> select;
             private readonly Expression where;
 
-            internal WhereClause(FromClause<T> from, Expression select, Expression where)
+            internal WhereClause(FromClause<T> from, IReadOnlyList<String> select, Expression where)
             {
                 this.from = from;
                 this.select = select;
@@ -130,7 +132,7 @@ public LimitClause<T> ElementAt(int index)
             public override string ToString()
             {
                 return     
-                    "SELECT " + select.CompileWhereExpr() + 
+                    "SELECT " + string.Join(", ", select) + 
                     "\r\n" + from.ToString() + 
                     (where != null ? "\r\nWHERE " + where.CompileWhereExpr() : "");
             }