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Fix example

pull/19/head
Vojtech Vitek 2017-03-13 12:08:01 -04:00 committed by GitHub
parent 1a4b9210ea
commit e591daea14
1 changed files with 7 additions and 4 deletions

11
README.md
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@ -163,9 +163,12 @@ language plpgsql;
## Go Migrations ## Go Migrations
Import `github.com/pressly/goose` from your own project (see [example](./example/migrations-go/cmd/main.go)), register migration functions and run goose command (ie. `goose.Up(db *sql.DB, dir string)`). 1. Create your own goose binary, see [example](./example/migrations-go/cmd/main.go)
2. Import `github.com/pressly/goose`
3. Register your migration functions
4. Run goose command, ie. `goose.Up(db *sql.DB, dir string)`
A [sample Go migration 00002_users_add_email.go file](./example/migrations-go/00002_users_add_email.go) looks like: A [sample Go migration 00002_users_add_email.go file](./example/migrations-go/00002_rename_root.go) looks like:
```go ```go
package migrations package migrations
@ -181,7 +184,7 @@ func init() {
} }
func Up(tx *sql.Tx) error { func Up(tx *sql.Tx) error {
_, err := tx.Query("ALTER TABLE users ADD COLUMN email text DEFAULT '' NOT NULL;") _, err := tx.Exec("UPDATE users SET username='admin' WHERE username='root';")
if err != nil { if err != nil {
return err return err
} }
@ -189,7 +192,7 @@ func Up(tx *sql.Tx) error {
} }
func Down(tx *sql.Tx) error { func Down(tx *sql.Tx) error {
_, err := tx.Query("ALTER TABLE users DROP COLUMN email;") _, err := tx.Exec("UPDATE users SET username='root' WHERE username='admin';")
if err != nil { if err != nil {
return err return err
} }