database

package

v0.0.0-...-1cf632a Latest Latest Go to latest Published: Mar 13, 2024 License: Apache-2.0 Imports: 16 Imported by: 0

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Repository

github.com/forest33/rssbot

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Documentation ¶

Overview ¶

Package database provides low level operations with database.

Index ¶

Constants
Variables
func PgError(err error) error
type AssetDirFunc
type BinDataConfig
type Connection
type Database
- func NewConnector(cfg *entity.DatabaseConfig, binDataConfig *BinDataConfig, log *logger.Zerolog) (*Database, error)

Constants ¶

View Source

const (
	DefaultMigrationsDir = "migrations"
	MigrationsTable      = "schema_migrations"
	SQLiteDriver         = "sqlite3"
	PostgresDriver       = "postgres"
)

constants for database package

Variables ¶

View Source

var (
	ErrDuplicateKey = errors.New("duplicate key value violates unique constraint")
)

Functions ¶

func PgError ¶

func PgError(err error) error

Types ¶

type AssetDirFunc ¶

type AssetDirFunc func(name string) ([]string, error)

AssetDirFunc returns names files in migrations directory

type BinDataConfig ¶

type BinDataConfig struct {
	AssetDirFunc AssetDirFunc
	Dir          string
	AssetFunc    bin.AssetFunc
}

BinDataConfig configuration for golang-migrate bindata migrating

type Connection ¶

type Connection interface {
	BindNamed(query string, arg interface{}) (string, []interface{}, error)
	NamedExecContext(ctx context.Context, query string, arg interface{}) (sql.Result, error)
	GetContext(ctx context.Context, dest interface{}, query string, args ...interface{}) error
}

type Database ¶

type Database struct {
	Connector *sqlx.DB
	// contains filtered or unexported fields
}

Database object capable of interacting with Database

func NewConnector ¶

func NewConnector(cfg *entity.DatabaseConfig, binDataConfig *BinDataConfig, log *logger.Zerolog) (*Database, error)

NewConnector creates a new Database

func (*Database) AbortTransaction ¶

func (db *Database) AbortTransaction(ctx context.Context) error

AbortTransaction aborts the transaction

func (*Database) BeginTransaction ¶

func (db *Database) BeginTransaction(ctx context.Context) (context.Context, error)

BeginTransaction begins a transaction

func (*Database) Close ¶

func (db *Database) Close()

Close closes database connection

func (*Database) CommitTransaction ¶

func (db *Database) CommitTransaction(ctx context.Context, txErr error)

CommitTransaction commits the transaction

func (*Database) GetConnection ¶

func (db *Database) GetConnection(ctx context.Context) Connection

Source Files ¶

View all Source files

Directories ¶

Path	Synopsis
types Package types provides basic operations with SQL types	Package types provides basic operations with SQL types

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