1
0
forked from MTSR/mapserver
mapserver/mapobjectdb/sqlite_migrate.go
2019-01-21 15:13:33 +01:00

53 lines
893 B
Go

package mapobjectdb
import (
"database/sql"
_ "github.com/mattn/go-sqlite3"
"github.com/sirupsen/logrus"
"time"
)
const migrateScript = `
create table if not exists objects(
id integer primary key autoincrement,
x int,
y int,
z int,
posx int,
posy int,
posz int,
type varchar,
data blob,
mtime bigint
);
create table if not exists tiles(
data blob,
mtime bigint,
layerid int,
x int,
y int,
zoom int,
primary key(x,y,zoom,layerid)
);
`
type Sqlite3Accessor struct {
db *sql.DB
filename string
}
func (db *Sqlite3Accessor) Migrate() error {
log.WithFields(logrus.Fields{"filename": db.filename}).Info("Migrating database")
start := time.Now()
_, err := db.db.Exec(migrateScript)
if err != nil {
return err
}
t := time.Now()
elapsed := t.Sub(start)
log.WithFields(logrus.Fields{"elapsed": elapsed}).Info("Migration completed")
return nil
}