Refactoring to support parameterized queries.

sqlbuilder/literal_expression.go

@@ -0,0 +1,22 @@
+package sqlbuilder
+
+// Representation of an escaped literal
+type literalExpression struct {
+	expressionInterfaceImpl
+	value interface{}
+}
+
+func Literal(value interface{}) *literalExpression {
+	exp := literalExpression{value: value}
+	exp.expressionInterfaceImpl.parent = &exp
+
+	return &exp
+}
+
+func (l literalExpression) Serialize(out *queryData, options ...serializeOption) error {
+	//sqltypes.Value(c.value).EncodeSql(out)
+
+	out.InsertArgument(l.value)
+
+	return nil
+}