[bug] Escape reserved words used as identifier.

postgres/dialect.go

@@ -24,6 +24,7 @@ func newDialect() jet.Dialect {
 		ArgumentPlaceholder: func(ord int) string {
 			return "$" + strconv.Itoa(ord)
 		},
+		ReservedWords: reservedWords,
 	}
 
 	return jet.NewDialect(dialectParams)
@@ -105,3 +106,83 @@ func postgresNOTREGEXPLIKEoperator(expressions ...jet.Serializer) jet.Serializer
 		jet.Serialize(expressions[1], statement, out, options...)
 	}
 }
+
+var reservedWords = []string{
+	"ALL",
+	"ANALYSE",
+	"ANALYZE",
+	"AND",
+	"ANY",
+	"ARRAY",
+	"AS",
+	"ASC",
+	"ASYMMETRIC",
+	"BOTH",
+	"CASE",
+	"CAST",
+	"CHECK",
+	"COLLATE",
+	"COLUMN",
+	"CONSTRAINT",
+	"CREATE",
+	"CURRENT_CATALOG",
+	"CURRENT_DATE",
+	"CURRENT_ROLE",
+	"CURRENT_TIME",
+	"CURRENT_TIMESTAMP",
+	"CURRENT_USER",
+	"DEFAULT",
+	"DEFERRABLE",
+	"DESC",
+	"DISTINCT",
+	"DO",
+	"ELSE",
+	"END",
+	"EXCEPT",
+	"FALSE",
+	"FETCH",
+	"FOR",
+	"FOREIGN",
+	"FROM",
+	"GRANT",
+	"GROUP",
+	"HAVING",
+	"IN",
+	"INITIALLY",
+	"INTERSECT",
+	"INTO",
+	"LATERAL",
+	"LEADING",
+	"LIMIT",
+	"LOCALTIME",
+	"LOCALTIMESTAMP",
+	"NOT",
+	"NULL",
+	"OFFSET",
+	"ON",
+	"ONLY",
+	"OR",
+	"ORDER",
+	"PLACING",
+	"PRIMARY",
+	"REFERENCES",
+	"RETURNING",
+	"SELECT",
+	"SESSION_USER",
+	"SOME",
+	"SYMMETRIC",
+	"TABLE",
+	"THEN",
+	"TO",
+	"TRAILING",
+	"TRUE",
+	"UNION",
+	"UNIQUE",
+	"USER",
+	"USING",
+	"VARIADIC",
+	"WHEN",
+	"WHERE",
+	"WINDOW",
+	"WITH",
+}

postgres/dialect_test.go

@@ -74,3 +74,21 @@ func TestNOT_IN(t *testing.T) {
      FROM db.table2
 )))`, int64(12))
 }
+
+func TestReservedWordEscaped(t *testing.T) {
+	var table1ColUser = IntervalColumn("user")
+	var table1ColVariadic = IntervalColumn("VARIADIC")
+	var table1ColProcedure = IntervalColumn("procedure")
+
+	_ = NewTable(
+		"db",
+		"table1",
+		table1ColUser,
+		table1ColVariadic,
+		table1ColProcedure,
+	)
+
+	assertSerialize(t, table1ColUser, `table1."user"`)
+	assertSerialize(t, table1ColVariadic, `table1."VARIADIC"`)
+	assertSerialize(t, table1ColProcedure, `table1.procedure`)
+}