package dialectquery import "fmt" type Sqlite3 struct{} var _ Querier = (*Sqlite3)(nil) func (s *Sqlite3) CreateTable(tableName string) string { q := `CREATE TABLE %s ( id INTEGER PRIMARY KEY AUTOINCREMENT, version_id INTEGER NOT NULL, is_applied INTEGER NOT NULL, tstamp TIMESTAMP DEFAULT (datetime('now')) )` return fmt.Sprintf(q, tableName) } func (s *Sqlite3) InsertVersion(tableName string) string { q := `INSERT INTO %s (version_id, is_applied) VALUES (?, ?)` return fmt.Sprintf(q, tableName) } func (s *Sqlite3) DeleteVersion(tableName string) string { q := `DELETE FROM %s WHERE version_id=?` return fmt.Sprintf(q, tableName) } func (s *Sqlite3) GetMigrationByVersion(tableName string) string { q := `SELECT tstamp, is_applied FROM %s WHERE version_id=? ORDER BY tstamp DESC LIMIT 1` return fmt.Sprintf(q, tableName) } func (s *Sqlite3) ListMigrations(tableName string) string { q := `SELECT version_id, is_applied from %s ORDER BY id DESC` return fmt.Sprintf(q, tableName) }