diff --git a/dataset.go b/dataset.go
index 1b4d72b..a8e249b 100644
--- a/dataset.go
+++ b/dataset.go
@@ -17,12 +17,12 @@ func (f *FlatYmlDataSet) Load(fixtureName string) ([]Record, error) {
 
 	content, err := ioutil.ReadFile(file)
 	if err != nil {
-		return []Record{Record{}}, err
+		return []Record{}, err
 	}
 
 	var raw interface{}
 	if err := yaml.Unmarshal(content, &raw); err != nil {
-		return []Record{Record{}}, err
+		return []Record{}, err
 	}
 
 	records := []Record{}
@@ -32,7 +32,7 @@ func (f *FlatYmlDataSet) Load(fixtureName string) ([]Record, error) {
 		for _, r := range rawRecords {
 			recordMap, ok := r.(map[interface{}]interface{})
 			if !ok {
-				return []Record{}, errors.New("Wrong cast []interface{}")
+				return []Record{}, errors.New("wrong cast []interface{}")
 			}
 
 			records = append(records, f.mapper(file, recordMap))
@@ -42,7 +42,7 @@ func (f *FlatYmlDataSet) Load(fixtureName string) ([]Record, error) {
 		for _, record := range rawRecords {
 			recordMap, ok := record.(map[interface{}]interface{})
 			if !ok {
-				return []Record{}, errors.New("Wrong cast map[interface{}]interface{}")
+				return []Record{}, errors.New("wrong cast map[interface{}]interface{}")
 			}
 
 			records = append(records, f.mapper(file, recordMap))
@@ -77,7 +77,3 @@ func (f *FlatYmlDataSet) mapper(file string, raw map[interface{}]interface{}) Re
 		values:   values,
 	}
 }
-
-func (f *FlatYmlDataSet) eval(source interface{}) interface{} {
-	return source
-}
diff --git a/dbunit.go b/dbunit.go
index ad10e40..5282518 100644
--- a/dbunit.go
+++ b/dbunit.go
@@ -15,14 +15,11 @@ type DatabaseFactory interface {
 	DB() *sql.DB
 }
 
-type DatabaseConfig interface {
-}
-
 type DataSet interface {
 	Load(fixtureName string) ([]Record, error)
 }
 
-func NewPostgresDatabaseFactory(driver, ds string) DatabaseFactory {
+func NewPostgresDatabaseFactory(driver, ds string, opts ...Options) DatabaseFactory {
 	var conn *sqlx.DB
 
 	if driver != "" && ds != "" {
@@ -35,7 +32,12 @@ func NewPostgresDatabaseFactory(driver, ds string) DatabaseFactory {
 		}
 	}
 
-	return &PostgresDatabaseFactory{db: conn}
+	cfg := options{}
+	for _, apply := range opts {
+		apply(&cfg)
+	}
+
+	return &PostgresDatabaseFactory{db: conn, opts: cfg}
 }
 
 func NewFlatYmlDataSet(dir string) DataSet {
diff --git a/dbunit_postgres_test.go b/dbunit_postgres_test.go
index 536adfd..d1b6327 100644
--- a/dbunit_postgres_test.go
+++ b/dbunit_postgres_test.go
@@ -5,7 +5,7 @@ import (
 )
 
 func TestPostgresFixtureYmlToDeleteOperation(t *testing.T) {
-	dbFactory := NewPostgresDatabaseFactory(globalDriver, globalDataSource)
+	dbFactory := NewPostgresDatabaseFactory(globalDriver, globalDataSource, DebugSQL())
 	defer dbFactory.Close()
 
 	dataSet := NewFlatYmlDataSet("testdata/fixtures")
@@ -20,7 +20,7 @@ func TestPostgresFixtureYmlToDeleteOperation(t *testing.T) {
 }
 
 func TestPostgresFixtureYmlToDeleteAllOperationByPeople(t *testing.T) {
-	dbFactory := NewPostgresDatabaseFactory(globalDriver, globalDataSource)
+	dbFactory := NewPostgresDatabaseFactory(globalDriver, globalDataSource, DebugSQL())
 	defer dbFactory.Close()
 
 	dataSet := NewFlatYmlDataSet("testdata/fixtures")
@@ -36,7 +36,7 @@ func TestPostgresFixtureYmlToDeleteAllOperationByPeople(t *testing.T) {
 }
 
 func TestPostgresFixtureYmlToDeleteOperationByTags(t *testing.T) {
-	dbFactory := NewPostgresDatabaseFactory(globalDriver, globalDataSource)
+	dbFactory := NewPostgresDatabaseFactory(globalDriver, globalDataSource, DebugSQL())
 	defer dbFactory.Close()
 
 	dataSet := NewFlatYmlDataSet("testdata/fixtures")
@@ -51,7 +51,7 @@ func TestPostgresFixtureYmlToDeleteOperationByTags(t *testing.T) {
 }
 
 func TestPostgresFixtureYmlToDeleteOperationByUsers(t *testing.T) {
-	dbFactory := NewPostgresDatabaseFactory(globalDriver, globalDataSource)
+	dbFactory := NewPostgresDatabaseFactory(globalDriver, globalDataSource, DebugSQL())
 	defer dbFactory.Close()
 
 	dataSet := NewFlatYmlDataSet("testdata/fixtures")
@@ -62,7 +62,7 @@ func TestPostgresFixtureYmlToDeleteOperationByUsers(t *testing.T) {
 }
 
 func TestPostgresFixtureYmlToInsertOperationByUsers(t *testing.T) {
-	dbFactory := NewPostgresDatabaseFactory(globalDriver, globalDataSource)
+	dbFactory := NewPostgresDatabaseFactory(globalDriver, globalDataSource, DebugSQL())
 	defer dbFactory.Close()
 
 	dataSet := NewFlatYmlDataSet("testdata/fixtures")
@@ -73,7 +73,7 @@ func TestPostgresFixtureYmlToInsertOperationByUsers(t *testing.T) {
 }
 
 func TestPostgresFixtureYmlToComposeOperationByUsers(t *testing.T) {
-	dbFactory := NewPostgresDatabaseFactory(globalDriver, globalDataSource)
+	dbFactory := NewPostgresDatabaseFactory(globalDriver, globalDataSource, DebugSQL())
 	defer dbFactory.Close()
 
 	dataSet := NewFlatYmlDataSet("testdata/fixtures")
@@ -86,7 +86,7 @@ func TestPostgresFixtureYmlToComposeOperationByUsers(t *testing.T) {
 }
 
 func TestPostgresFixtureYmlToSuiteOperations(t *testing.T) {
-	dbFactory := NewPostgresDatabaseFactory(globalDriver, globalDataSource)
+	dbFactory := NewPostgresDatabaseFactory(globalDriver, globalDataSource, DebugSQL())
 	defer dbFactory.Close()
 
 	dataSet := NewFlatYmlDataSet("testdata/fixtures")
@@ -105,7 +105,7 @@ func TestPostgresFixtureYmlToSuiteOperations(t *testing.T) {
 }
 
 func TestPostgresFixtureYmlWithFilter(t *testing.T) {
-	dbFactory := NewPostgresDatabaseFactory(globalDriver, globalDataSource)
+	dbFactory := NewPostgresDatabaseFactory(globalDriver, globalDataSource, DebugSQL())
 	defer dbFactory.Close()
 
 	dataSet := NewFlatYmlDataSet("testdata/fixtures")
@@ -118,7 +118,7 @@ func TestPostgresFixtureYmlWithFilter(t *testing.T) {
 }
 
 func TestPostgresFixtureYmlWithFunc(t *testing.T) {
-	dbFactory := NewPostgresDatabaseFactory(globalDriver, globalDataSource)
+	dbFactory := NewPostgresDatabaseFactory(globalDriver, globalDataSource, DebugSQL())
 	defer dbFactory.Close()
 
 	dataSet := NewFlatYmlDataSet("testdata/fixtures")
@@ -133,7 +133,7 @@ func TestPostgresFixtureYmlWithFunc(t *testing.T) {
 }
 
 func TestPostgresFixtureYmlIncrementSequence(t *testing.T) {
-	dbFactory := NewPostgresDatabaseFactory(globalDriver, globalDataSource)
+	dbFactory := NewPostgresDatabaseFactory(globalDriver, globalDataSource, DebugSQL())
 	defer dbFactory.Close()
 
 	dataSet := NewFlatYmlDataSet("testdata/fixtures")
diff --git a/options.go b/options.go
new file mode 100644
index 0000000..65b83e6
--- /dev/null
+++ b/options.go
@@ -0,0 +1,13 @@
+package dbunit
+
+type Options func(o *options)
+
+type options struct {
+	sql bool
+}
+
+func DebugSQL() Options {
+	return func(o *options) {
+		o.sql = true
+	}
+}
diff --git a/postgres.go b/postgres.go
index 00fd9c2..4cc15b5 100644
--- a/postgres.go
+++ b/postgres.go
@@ -11,7 +11,8 @@ import (
 )
 
 type PostgresDatabaseFactory struct {
-	db *sqlx.DB
+	db   *sqlx.DB
+	opts options
 }
 
 type dbPredicate func(tableName string, column string, db *PostgresDatabaseFactory) int64
@@ -42,6 +43,26 @@ func (p *PostgresDatabaseFactory) Exec(cmds []Command) {
 			}
 		}
 
+		if p.opts.sql {
+			fmt.Println("[DBUnit] Debug SQL")
+			fmt.Println("---")
+			fmt.Println(c.sql)
+
+			if len(values) != 0 {
+				args := []string{}
+
+				for k, v := range values {
+					value := strings.ReplaceAll(fmt.Sprintf("%v", v), "RAW=", "")
+					args = append(args, fmt.Sprintf("%v=%v", k, value))
+				}
+
+				fmt.Println(strings.Join(args, ", "))
+			}
+
+			fmt.Println("---")
+			fmt.Println()
+		}
+
 		if _, err := p.db.NamedExec(c.sql, values); err != nil {
 			log.Println("file:", c.record.fileName, " error:", err, " sql:", c.sql, " values:", c.record.values)
 		}