DefaultColumns() helper on Table

generator/metadata/table_meta_data.go

@@ -21,3 +21,16 @@ func (t Table) MutableColumns() []Column {
 
 	return ret
 }
+
+// DefaultColumns returns list of columns with default values set for table
+func (t Table) DefaultColumns() []Column {
+	var ret []Column
+
+	for _, column := range t.Columns {
+		if column.HasDefault {
+			ret = append(ret, column)
+		}
+	}
+
+	return ret
+}

generator/template/file_templates.go

@@ -33,6 +33,7 @@ type {{structImplName}} struct {
 
 	AllColumns     {{dialect.PackageName}}.ColumnList
 	MutableColumns {{dialect.PackageName}}.ColumnList
+	DefaultColumns {{dialect.PackageName}}.ColumnList
 }
 
 type {{tableTemplate.TypeName}} struct {
@@ -78,6 +79,7 @@ func new{{tableTemplate.TypeName}}Impl(schemaName, tableName, alias string) {{st
 {{- end}}
 		allColumns     = {{dialect.PackageName}}.ColumnList{ {{columnList .Columns}} }
 		mutableColumns = {{dialect.PackageName}}.ColumnList{ {{columnList .MutableColumns}} }
+		defaultColumns = {{dialect.PackageName}}.ColumnList{ {{columnList .DefaultColumns}} }
 	)
 
 	return {{structImplName}}{
@@ -93,6 +95,7 @@ func new{{tableTemplate.TypeName}}Impl(schemaName, tableName, alias string) {{st
 
 		AllColumns:     allColumns,
 		MutableColumns: mutableColumns,
+		DefaultColumns: defaultColumns,
 	}
 }
 `

generator/template/sql_builder_template.go

@@ -136,7 +136,7 @@ type TableSQLBuilderColumn struct {
 	Type string
 }
 
-var reservedKeywords = []string{"TableName", "Table", "SchemaName", "Alias", "AllColumns", "MutableColumns"}
+var reservedKeywords = []string{"TableName", "Table", "SchemaName", "Alias", "AllColumns", "MutableColumns", "DefaultColumns"}
 
 func renameIfReserved(name string) string {
 	if slices.Contains(reservedKeywords, name) {

generator/template/sql_builder_template_test.go

@@ -22,6 +22,7 @@ func TestColumnRenameReserved(t *testing.T) {
 		{col: "Alias", want: "Alias_"},
 		{col: "AllColumns", want: "AllColumns_"},
 		{col: "MutableColumns", want: "MutableColumns_"},
+		{col: "DefaultColumns", want: "DefaultColumns_"},
 		{col: "OtherColumn", want: "OtherColumn"},
 	}