diff --git a/scripts/ddl2cpp b/scripts/ddl2cpp
index 208d3369..14d54d03 100755
--- a/scripts/ddl2cpp
+++ b/scripts/ddl2cpp
@@ -169,7 +169,12 @@ ddlName = Or([ddlTerm, ddlString])
 ddlArguments = "(" + delimitedList(Or([ddlString, ddlTerm, ddlNum])) + ")"
 ddlNotNull = Group(ddlWord("NOT") + ddlWord("NULL")).setResultsName("notNull")
 ddlDefaultValue = ddlWord("DEFAULT").setResultsName("hasDefaultValue")
-ddlAutoValue = ddlWord("AUTO_INCREMENT").setResultsName("hasAutoValue")
+ddlAutoValue = Or([
+    ddlWord("AUTO_INCREMENT"),
+    ddlWord("SMALLSERIAL"),
+    ddlWord("SERIAL"),
+    ddlWord("BIGSERIAL"),
+    ]).setResultsName("hasAutoValue")
 ddlColumnComment = Group(ddlWord("COMMENT") + ddlString).setResultsName("comment")
 ddlConstraint = Or([
         ddlWord("CONSTRAINT"),
@@ -192,9 +197,12 @@ ddl.ignore(ddlComment)
 types = {
     'tinyint': 'tinyint',
     'smallint': 'smallint',
+    'smallserial': 'smallint', # PostgreSQL
     'integer': 'integer',
     'int': 'integer',
+    'serial': 'integer', # PostgreSQL
     'bigint': 'bigint',
+    'bigserial': 'bigint', # PostgreSQL
     'char': 'char_',
     'varchar': 'varchar',
     'text': 'text',