fix incorrect verb for InsertBuilder

flavor.go

@@ -124,8 +124,8 @@ func (f Flavor) NewUnionBuilder() *UnionBuilder {
 // Quote adds quote for name to make sure the name can be used safely
 // as table name or field name.
 //
-//     * For MySQL, use back quote (`) to quote name;
-//     * For PostgreSQL, SQL Server and SQLite, use double quote (") to quote name.
+//   - For MySQL, use back quote (`) to quote name;
+//   - For PostgreSQL, SQL Server and SQLite, use double quote (") to quote name.
 func (f Flavor) Quote(name string) string {
 	switch f {
 	case MySQL, ClickHouse:
@@ -144,7 +144,7 @@ func (f Flavor) PrepareInsertIgnore(table string, ib *InsertBuilder) {
 		ib.verb = "INSERT IGNORE"
 	case PostgreSQL:
 		// see https://www.postgresql.org/docs/current/sql-insert.html
-		ib.verb = "INSERT INTO"
+		ib.verb = "INSERT"
 		// add sql statement at the end after values, i.e. INSERT INTO ... ON CONFLICT DO NOTHING
 		ib.marker = insertMarkerAfterValues
 		ib.SQL("ON CONFLICT DO NOTHING")
@@ -153,7 +153,7 @@ func (f Flavor) PrepareInsertIgnore(table string, ib *InsertBuilder) {
 		ib.verb = "INSERT OR IGNORE"
 	case ClickHouse:
 		// see https://clickhouse.tech/docs/en/sql-reference/statements/insert-into/
-		ib.verb = "INSERT INTO"
+		ib.verb = "INSERT"
 	default:
 		// panic if the db flavor is not supported
 		panic(fmt.Errorf("unsupported db flavor: %s", ib.args.Flavor.String()))

insert_test.go

@@ -113,6 +113,22 @@ func ExampleInsertBuilder_insertIgnore_sqlite() {
 	// [1 Huan Du 1 2 Charmy Liu 1 1234567890]
 }
 
+func ExampleInsertBuilder_insertIgnore_clickhouse() {
+	ib := ClickHouse.NewInsertBuilder()
+	ib.InsertIgnoreInto("demo.user")
+	ib.Cols("id", "name", "status", "created_at")
+	ib.Values(1, "Huan Du", 1, Raw("UNIX_TIMESTAMP(NOW())"))
+	ib.Values(2, "Charmy Liu", 1, 1234567890)
+
+	sql, args := ib.Build()
+	fmt.Println(sql)
+	fmt.Println(args)
+
+	// Output:
+	// INSERT INTO demo.user (id, name, status, created_at) VALUES (?, ?, ?, UNIX_TIMESTAMP(NOW())), (?, ?, ?, ?)
+	// [1 Huan Du 1 2 Charmy Liu 1 1234567890]
+}
+
 func ExampleInsertBuilder_replaceInto() {
 	ib := NewInsertBuilder()
 	ib.ReplaceInto("demo.user")