blob: cdf9e1ab5e37af3207a154020bad7fdb38bef212 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
|
// SPDX-FileCopyrightText: 2026 Stefan Majewsky <majewsky@gmx.net>
// SPDX-License-Identifier: Apache-2.0
package oblast
import (
"database/sql"
"reflect"
"sync"
"go.xyrillian.de/oblast/internal"
)
// DB wraps an [sql.DB] instance for use with Oblast's query interface.
type DB struct {
*sql.DB
dialect Dialect
plans map[reflect.Type]internal.Plan
planMutex sync.Mutex
}
func NewDB(db *sql.DB, dialect Dialect) *DB {
return &DB{
DB: db,
dialect: dialect,
plans: make(map[reflect.Type]internal.Plan),
}
}
func (d *DB) getPlan(t reflect.Type) (internal.Plan, error) {
d.planMutex.Lock()
defer d.planMutex.Unlock()
p, ok := d.plans[t]
if ok {
return p, nil
}
p, err := internal.BuildPlan(t, d.dialect)
if err == nil {
d.plans[t] = p
}
return p, err
}
// TODO: Begin() -> custom Tx type; add interface to allow Select() et all to take either *DB or *Tx
|
