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Code Issues Releases Activity

specify index

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This commit is contained in:
jianzhiyao 2020-08-10 18:46:16 +08:00
parent d05460237c
commit 5a1fa4e1ec
20 changed files with 499 additions and 189 deletions
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38
pkg/common/kv.go
View File

@ -36,14 +36,25 @@ func (s *SimpleKV) GetValue() interface{} {
return s.Value
}
// KVs will store SimpleKV collection as map
type KVs struct {
// KVs interface
type KVs interface {
GetValueOr(key interface{}, defValue interface{}) interface{}
Contains(key interface{}) bool
IfContains(key interface{}, action func(value interface{})) KVs
Put(key interface{}, value interface{}) KVs
Clone() KVs
}
// SimpleKVs will store SimpleKV collection as map
type SimpleKVs struct {
kvs map[interface{}]interface{}
}
var _ KVs = new(SimpleKVs)
// GetValueOr returns the value for a given key, if non-existant
// it returns defValue
func (kvs *KVs) GetValueOr(key interface{}, defValue interface{}) interface{} {
func (kvs *SimpleKVs) GetValueOr(key interface{}, defValue interface{}) interface{} {
v, ok := kvs.kvs[key]
if ok {
return v
@ -52,13 +63,13 @@ func (kvs *KVs) GetValueOr(key interface{}, defValue interface{}) interface{} {
}
// Contains checks if a key exists
func (kvs *KVs) Contains(key interface{}) bool {
func (kvs *SimpleKVs) Contains(key interface{}) bool {
_, ok := kvs.kvs[key]
return ok
}
// IfContains invokes the action on a key if it exists
func (kvs *KVs) IfContains(key interface{}, action func(value interface{})) *KVs {
func (kvs *SimpleKVs) IfContains(key interface{}, action func(value interface{})) KVs {
v, ok := kvs.kvs[key]
if ok {
action(v)
@ -67,14 +78,25 @@ func (kvs *KVs) IfContains(key interface{}, action func(value interface{})) *KVs
}
// Put stores the value
func (kvs *KVs) Put(key interface{}, value interface{}) *KVs {
func (kvs *SimpleKVs) Put(key interface{}, value interface{}) KVs {
kvs.kvs[key] = value
return kvs
}
// Clone
func (kvs *SimpleKVs) Clone() KVs {
newKVs := new(SimpleKVs)
for key, value := range kvs.kvs {
newKVs.Put(key, value)
}
return newKVs
}
// NewKVs creates the *KVs instance
func NewKVs(kvs ...KV) *KVs {
res := &KVs{
func NewKVs(kvs ...KV) KVs {
res := &SimpleKVs{
kvs: make(map[interface{}]interface{}, len(kvs)),
}
for _, kv := range kvs {

64
pkg/orm/db.go
View File

@ -18,6 +18,7 @@ import (
"database/sql"
"errors"
"fmt"
"github.com/astaxie/beego/pkg/orm/hints"
"reflect"
"strings"
"time"
@ -738,8 +739,10 @@ func (d *dbBase) UpdateBatch(q dbQuerier, qs *querySet, mi *modelInfo, cond *Con
}
tables := newDbTables(mi, d.ins)
var specifyIndexes string
if qs != nil {
tables.parseRelated(qs.related, qs.relDepth)
specifyIndexes = tables.getIndexSql(mi.table, qs.useIndex, qs.indexes)
}
where, args := tables.getCondSQL(cond, false, tz)
@ -790,9 +793,12 @@ func (d *dbBase) UpdateBatch(q dbQuerier, qs *querySet, mi *modelInfo, cond *Con
sets := strings.Join(cols, ", ") + " "
if d.ins.SupportUpdateJoin() {
query = fmt.Sprintf("UPDATE %s%s%s T0 %sSET %s%s", Q, mi.table, Q, join, sets, where)
query = fmt.Sprintf("UPDATE %s%s%s T0 %s%sSET %s%s", Q, mi.table, Q, specifyIndexes, join, sets, where)
} else {
supQuery := fmt.Sprintf("SELECT T0.%s%s%s FROM %s%s%s T0 %s%s", Q, mi.fields.pk.column, Q, Q, mi.table, Q, join, where)
supQuery := fmt.Sprintf("SELECT T0.%s%s%s FROM %s%s%s T0 %s%s%s",
Q, mi.fields.pk.column, Q,
Q, mi.table, Q,
specifyIndexes, join, where)
query = fmt.Sprintf("UPDATE %s%s%s SET %sWHERE %s%s%s IN ( %s )", Q, mi.table, Q, sets, Q, mi.fields.pk.column, Q, supQuery)
}
@ -843,8 +849,10 @@ func (d *dbBase) DeleteBatch(q dbQuerier, qs *querySet, mi *modelInfo, cond *Con
tables := newDbTables(mi, d.ins)
tables.skipEnd = true
var specifyIndexes string
if qs != nil {
tables.parseRelated(qs.related, qs.relDepth)
specifyIndexes = tables.getIndexSql(mi.table, qs.useIndex, qs.indexes)
}
if cond == nil || cond.IsEmpty() {
@ -857,7 +865,7 @@ func (d *dbBase) DeleteBatch(q dbQuerier, qs *querySet, mi *modelInfo, cond *Con
join := tables.getJoinSQL()
cols := fmt.Sprintf("T0.%s%s%s", Q, mi.fields.pk.column, Q)
query := fmt.Sprintf("SELECT %s FROM %s%s%s T0 %s%s", cols, Q, mi.table, Q, join, where)
query := fmt.Sprintf("SELECT %s FROM %s%s%s T0 %s%s%s", cols, Q, mi.table, Q, specifyIndexes, join, where)
d.ins.ReplaceMarks(&query)
@ -1002,6 +1010,7 @@ func (d *dbBase) ReadBatch(q dbQuerier, qs *querySet, mi *modelInfo, cond *Condi
orderBy := tables.getOrderSQL(qs.orders)
limit := tables.getLimitSQL(mi, offset, rlimit)
join := tables.getJoinSQL()
specifyIndexes := tables.getIndexSql(mi.table, qs.useIndex, qs.indexes)
for _, tbl := range tables.tables {
if tbl.sel {
@ -1015,9 +1024,11 @@ func (d *dbBase) ReadBatch(q dbQuerier, qs *querySet, mi *modelInfo, cond *Condi
if qs.distinct {
sqlSelect += " DISTINCT"
}
query := fmt.Sprintf("%s %s FROM %s%s%s T0 %s%s%s%s%s", sqlSelect, sels, Q, mi.table, Q, join, where, groupBy, orderBy, limit)
query := fmt.Sprintf("%s %s FROM %s%s%s T0 %s%s%s%s%s%s",
sqlSelect, sels, Q, mi.table, Q,
specifyIndexes, join, where, groupBy, orderBy, limit)
if qs.forupdate {
if qs.forUpdate {
query += " FOR UPDATE"
}
@ -1153,10 +1164,13 @@ func (d *dbBase) Count(q dbQuerier, qs *querySet, mi *modelInfo, cond *Condition
groupBy := tables.getGroupSQL(qs.groups)
tables.getOrderSQL(qs.orders)
join := tables.getJoinSQL()
specifyIndexes := tables.getIndexSql(mi.table, qs.useIndex, qs.indexes)
Q := d.ins.TableQuote()
query := fmt.Sprintf("SELECT COUNT(*) FROM %s%s%s T0 %s%s%s", Q, mi.table, Q, join, where, groupBy)
query := fmt.Sprintf("SELECT COUNT(*) FROM %s%s%s T0 %s%s%s%s",
Q, mi.table, Q,
specifyIndexes, join, where, groupBy)
if groupBy != "" {
query = fmt.Sprintf("SELECT COUNT(*) FROM (%s) AS T", query)
@ -1680,6 +1694,7 @@ func (d *dbBase) ReadValues(q dbQuerier, qs *querySet, mi *modelInfo, cond *Cond
orderBy := tables.getOrderSQL(qs.orders)
limit := tables.getLimitSQL(mi, qs.offset, qs.limit)
join := tables.getJoinSQL()
specifyIndexes := tables.getIndexSql(mi.table, qs.useIndex, qs.indexes)
sels := strings.Join(cols, ", ")
@ -1687,7 +1702,10 @@ func (d *dbBase) ReadValues(q dbQuerier, qs *querySet, mi *modelInfo, cond *Cond
if qs.distinct {
sqlSelect += " DISTINCT"
}
query := fmt.Sprintf("%s %s FROM %s%s%s T0 %s%s%s%s%s", sqlSelect, sels, Q, mi.table, Q, join, where, groupBy, orderBy, limit)
query := fmt.Sprintf("%s %s FROM %s%s%s T0 %s%s%s%s%s%s",
sqlSelect, sels,
Q, mi.table, Q,
specifyIndexes, join, where, groupBy, orderBy, limit)
d.ins.ReplaceMarks(&query)
@ -1781,10 +1799,6 @@ func (d *dbBase) ReadValues(q dbQuerier, qs *querySet, mi *modelInfo, cond *Cond
return cnt, nil
}
func (d *dbBase) RowsTo(dbQuerier, *querySet, *modelInfo, *Condition, interface{}, string, string, *time.Location) (int64, error) {
return 0, nil
}
// flag of update joined record.
func (d *dbBase) SupportUpdateJoin() bool {
return true
@ -1900,3 +1914,31 @@ func (d *dbBase) ShowColumnsQuery(table string) string {
func (d *dbBase) IndexExists(dbQuerier, string, string) bool {
panic(ErrNotImplement)
}
// GenerateSpecifyIndex return a specifying index clause
func (d *dbBase) GenerateSpecifyIndex(tableName string, useIndex int, indexes []string) string {
var s []string
Q := d.TableQuote()
for _, index := range indexes {
tmp := fmt.Sprintf(`%s%s%s`, Q, index, Q)
s = append(s, tmp)
}
var useWay string
switch useIndex {
case hints.KeyUseIndex:
useWay = `USE`
case hints.KeyForceIndex:
useWay = `FORCE`
case hints.KeyIgnoreIndex:
useWay = `IGNORE`
default:
DebugLog.Println("[WARN] Not a valid specifying action, so that action is ignored")
return ``
}
return fmt.Sprintf(` %s INDEX(%s) `, useWay, strings.Join(s, `,`))
}

13
pkg/orm/db_alias.go
View File

@ -18,6 +18,7 @@ import (
"context"
"database/sql"
"fmt"
"github.com/astaxie/beego/pkg/orm/hints"
"sync"
"time"
@ -363,7 +364,7 @@ func newAliasWithDb(aliasName, driverName string, db *sql.DB, params ...common.K
var stmtCache *lru.Cache
var stmtCacheSize int
maxStmtCacheSize := kvs.GetValueOr(maxStmtCacheSizeKey, 0).(int)
maxStmtCacheSize := kvs.GetValueOr(hints.KeyMaxStmtCacheSize, 0).(int)
if maxStmtCacheSize > 0 {
_stmtCache, errC := newStmtDecoratorLruWithEvict(maxStmtCacheSize)
if errC != nil {
@ -398,15 +399,15 @@ func newAliasWithDb(aliasName, driverName string, db *sql.DB, params ...common.K
detectTZ(al)
kvs.IfContains(maxIdleConnectionsKey, func(value interface{}) {
kvs.IfContains(hints.KeyMaxIdleConnections, func(value interface{}) {
if m, ok := value.(int); ok {
SetMaxIdleConns(al, m)
}
}).IfContains(maxOpenConnectionsKey, func(value interface{}) {
}).IfContains(hints.KeyMaxOpenConnections, func(value interface{}) {
if m, ok := value.(int); ok {
SetMaxOpenConns(al, m)
}
}).IfContains(connMaxLifetimeKey, func(value interface{}) {
}).IfContains(hints.KeyConnMaxLifetime, func(value interface{}) {
if m, ok := value.(time.Duration); ok {
SetConnMaxLifetime(al, m)
}
@ -422,7 +423,7 @@ func AddAliasWthDB(aliasName, driverName string, db *sql.DB, params ...common.KV
}
// RegisterDataBase Setting the database connect params. Use the database driver self dataSource args.
func RegisterDataBase(aliasName, driverName, dataSource string, hints ...common.KV) error {
func RegisterDataBase(aliasName, driverName, dataSource string, params ...common.KV) error {
var (
err error
db *sql.DB
@ -436,7 +437,7 @@ func RegisterDataBase(aliasName, driverName, dataSource string, hints ...common.
goto end
}
al, err = addAliasWthDB(aliasName, driverName, db, hints...)
al, err = addAliasWthDB(aliasName, driverName, db, params...)
if err != nil {
goto end
}

15
pkg/orm/db_alias_test.go
View File

@ -15,6 +15,7 @@
package orm
import (
"github.com/astaxie/beego/pkg/orm/hints"
"testing"
"time"
@ -23,9 +24,9 @@ import (
func TestRegisterDataBase(t *testing.T) {
err := RegisterDataBase("test-params", DBARGS.Driver, DBARGS.Source,
MaxIdleConnections(20),
MaxOpenConnections(300),
ConnMaxLifetime(time.Minute))
hints.MaxIdleConnections(20),
hints.MaxOpenConnections(300),
hints.ConnMaxLifetime(time.Minute))
assert.Nil(t, err)
al := getDbAlias("test-params")
@ -37,7 +38,7 @@ func TestRegisterDataBase(t *testing.T) {
func TestRegisterDataBase_MaxStmtCacheSizeNegative1(t *testing.T) {
aliasName := "TestRegisterDataBase_MaxStmtCacheSizeNegative1"
err := RegisterDataBase(aliasName, DBARGS.Driver, DBARGS.Source, MaxStmtCacheSize(-1))
err := RegisterDataBase(aliasName, DBARGS.Driver, DBARGS.Source, hints.MaxStmtCacheSize(-1))
assert.Nil(t, err)
al := getDbAlias(aliasName)
@ -47,7 +48,7 @@ func TestRegisterDataBase_MaxStmtCacheSizeNegative1(t *testing.T) {
func TestRegisterDataBase_MaxStmtCacheSize0(t *testing.T) {
aliasName := "TestRegisterDataBase_MaxStmtCacheSize0"
err := RegisterDataBase(aliasName, DBARGS.Driver, DBARGS.Source, MaxStmtCacheSize(0))
err := RegisterDataBase(aliasName, DBARGS.Driver, DBARGS.Source, hints.MaxStmtCacheSize(0))
assert.Nil(t, err)
al := getDbAlias(aliasName)
@ -57,7 +58,7 @@ func TestRegisterDataBase_MaxStmtCacheSize0(t *testing.T) {
func TestRegisterDataBase_MaxStmtCacheSize1(t *testing.T) {
aliasName := "TestRegisterDataBase_MaxStmtCacheSize1"
err := RegisterDataBase(aliasName, DBARGS.Driver, DBARGS.Source, MaxStmtCacheSize(1))
err := RegisterDataBase(aliasName, DBARGS.Driver, DBARGS.Source, hints.MaxStmtCacheSize(1))
assert.Nil(t, err)
al := getDbAlias(aliasName)
@ -67,7 +68,7 @@ func TestRegisterDataBase_MaxStmtCacheSize1(t *testing.T) {
func TestRegisterDataBase_MaxStmtCacheSize841(t *testing.T) {
aliasName := "TestRegisterDataBase_MaxStmtCacheSize841"
err := RegisterDataBase(aliasName, DBARGS.Driver, DBARGS.Source, MaxStmtCacheSize(841))
err := RegisterDataBase(aliasName, DBARGS.Driver, DBARGS.Source, hints.MaxStmtCacheSize(841))
assert.Nil(t, err)
al := getDbAlias(aliasName)

76
pkg/orm/db_hints_test.go
View File

@ -1,76 +0,0 @@
// Copyright 2020 beego-dev
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package orm
import (
"github.com/stretchr/testify/assert"
"testing"
"time"
)
func TestNewHint_time(t *testing.T) {
key := "qweqwe"
value := time.Second
hint := NewHint(key, value)
assert.Equal(t, hint.GetKey(), key)
assert.Equal(t, hint.GetValue(), value)
}
func TestNewHint_int(t *testing.T) {
key := "qweqwe"
value := 281230
hint := NewHint(key, value)
assert.Equal(t, hint.GetKey(), key)
assert.Equal(t, hint.GetValue(), value)
}
func TestNewHint_float(t *testing.T) {
key := "qweqwe"
value := 21.2459753
hint := NewHint(key, value)
assert.Equal(t, hint.GetKey(), key)
assert.Equal(t, hint.GetValue(), value)
}
func TestMaxOpenConnections(t *testing.T) {
i := 887423
hint := MaxOpenConnections(i)
assert.Equal(t, hint.GetValue(), i)
assert.Equal(t, hint.GetKey(), maxOpenConnectionsKey)
}
func TestConnMaxLifetime(t *testing.T) {
i := time.Hour
hint := ConnMaxLifetime(i)
assert.Equal(t, hint.GetValue(), i)
assert.Equal(t, hint.GetKey(), connMaxLifetimeKey)
}
func TestMaxIdleConnections(t *testing.T) {
i := 42316
hint := MaxIdleConnections(i)
assert.Equal(t, hint.GetValue(), i)
assert.Equal(t, hint.GetKey(), maxIdleConnectionsKey)
}
func TestMaxStmtCacheSize(t *testing.T) {
i := 94157
hint := MaxStmtCacheSize(i)
assert.Equal(t, hint.GetValue(), i)
assert.Equal(t, hint.GetKey(), maxStmtCacheSizeKey)
}

24
pkg/orm/db_oracle.go
View File

@ -16,6 +16,7 @@ package orm
import (
"fmt"
"github.com/astaxie/beego/pkg/orm/hints"
"strings"
)
@ -96,6 +97,29 @@ func (d *dbBaseOracle) IndexExists(db dbQuerier, table string, name string) bool
return cnt > 0
}
func (d *dbBaseOracle) GenerateSpecifyIndex(tableName string, useIndex int, indexes []string) string {
var s []string
Q := d.TableQuote()
for _, index := range indexes {
tmp := fmt.Sprintf(`%s%s%s`, Q, index, Q)
s = append(s, tmp)
}
var hint string
switch useIndex {
case hints.KeyUseIndex, hints.KeyForceIndex:
hint = `INDEX`
case hints.KeyIgnoreIndex:
hint = `NO_INDEX`
default:
DebugLog.Println("[WARN] Not a valid specifying action, so that action is ignored")
return ``
}
return fmt.Sprintf(` /*+ %s(%s %s)*/ `, hint, tableName, strings.Join(s, `,`))
}
// execute insert sql with given struct and given values.
// insert the given values, not the field values in struct.
func (d *dbBaseOracle) InsertValue(q dbQuerier, mi *modelInfo, isMulti bool, names []string, values []interface{}) (int64, error) {

7
pkg/orm/db_postgres.go
View File

@ -92,6 +92,7 @@ func (d *dbBasePostgres) MaxLimit() uint64 {
return 0
}
// postgresql quote is ".
func (d *dbBasePostgres) TableQuote() string {
return `"`
@ -181,6 +182,12 @@ func (d *dbBasePostgres) IndexExists(db dbQuerier, table string, name string) bo
return cnt > 0
}
// GenerateSpecifyIndex return a specifying index clause
func (d *dbBasePostgres) GenerateSpecifyIndex(tableName string, useIndex int, indexes []string) string {
DebugLog.Println("[WARN] Not support any specifying index action, so that action is ignored")
return ``
}
// create new postgresql dbBaser.
func newdbBasePostgres() dbBaser {
b := new(dbBasePostgres)

21
pkg/orm/db_sqlite.go
View File

@ -17,7 +17,9 @@ package orm
import (
"database/sql"
"fmt"
"github.com/astaxie/beego/pkg/orm/hints"
"reflect"
"strings"
"time"
)
@ -153,6 +155,25 @@ func (d *dbBaseSqlite) IndexExists(db dbQuerier, table string, name string) bool
return false
}
// GenerateSpecifyIndex return a specifying index clause
func (d *dbBaseSqlite) GenerateSpecifyIndex(tableName string, useIndex int, indexes []string) string {
var s []string
Q := d.TableQuote()
for _, index := range indexes {
tmp := fmt.Sprintf(`%s%s%s`, Q, index, Q)
s = append(s, tmp)
}
switch useIndex {
case hints.KeyUseIndex, hints.KeyForceIndex:
return fmt.Sprintf(` INDEXED BY %s `, strings.Join(s, `,`))
default:
DebugLog.Println("[WARN] Not a valid specifying action, so that action is ignored")
return ``
}
}
// create new sqlite dbBaser.
func newdbBaseSqlite() dbBaser {
b := new(dbBaseSqlite)

9
pkg/orm/db_tables.go
View File

@ -472,6 +472,15 @@ func (t *dbTables) getLimitSQL(mi *modelInfo, offset int64, limit int64) (limits
return
}
// getIndexSql generate index sql.
func (t *dbTables) getIndexSql(tableName string,useIndex int, indexes []string) (clause string) {
if len(indexes) == 0 {
return
}
return t.base.GenerateSpecifyIndex(tableName, useIndex, indexes)
}
// crete new tables collection.
func newDbTables(mi *modelInfo, base dbBaser) *dbTables {
tables := &dbTables{}

5
pkg/orm/do_nothing_orm.go
View File

@ -17,6 +17,7 @@ package orm
import (
"context"
"database/sql"
"github.com/astaxie/beego/pkg/common"
)
// DoNothingOrm won't do anything, usually you use this to custom your mock Ormer implementation
@ -52,11 +53,11 @@ func (d *DoNothingOrm) ReadOrCreateWithCtx(ctx context.Context, md interface{},
return false, 0, nil
}
func (d *DoNothingOrm) LoadRelated(md interface{}, name string, args ...interface{}) (int64, error) {
func (d *DoNothingOrm) LoadRelated(md interface{}, name string, args ...common.KV) (int64, error) {
return 0, nil
}
func (d *DoNothingOrm) LoadRelatedWithCtx(ctx context.Context, md interface{}, name string, args ...interface{}) (int64, error) {
func (d *DoNothingOrm) LoadRelatedWithCtx(ctx context.Context, md interface{}, name string, args ...common.KV) (int64, error) {
return 0, nil
}

5
pkg/orm/filter_orm_decorator.go
View File

@ -17,6 +17,7 @@ package orm
import (
"context"
"database/sql"
"github.com/astaxie/beego/pkg/common"
"reflect"
"time"
)
@ -133,11 +134,11 @@ func (f *filterOrmDecorator) ReadOrCreateWithCtx(ctx context.Context, md interfa
return ok, res, err
}
func (f *filterOrmDecorator) LoadRelated(md interface{}, name string, args ...interface{}) (int64, error) {
func (f *filterOrmDecorator) LoadRelated(md interface{}, name string, args ...common.KV) (int64, error) {
return f.LoadRelatedWithCtx(context.Background(), md, name, args...)
}
func (f *filterOrmDecorator) LoadRelatedWithCtx(ctx context.Context, md interface{}, name string, args ...interface{}) (int64, error) {
func (f *filterOrmDecorator) LoadRelatedWithCtx(ctx context.Context, md interface{}, name string, args ...common.KV) (int64, error) {
var (
res int64
err error

3
pkg/orm/filter_orm_decorator_test.go
View File

@ -18,6 +18,7 @@ import (
"context"
"database/sql"
"errors"
"github.com/astaxie/beego/pkg/common"
"sync"
"testing"
@ -360,7 +361,7 @@ func (f *filterMockOrm) ReadForUpdateWithCtx(ctx context.Context, md interface{}
return errors.New("read for update error")
}
func (f *filterMockOrm) LoadRelatedWithCtx(ctx context.Context, md interface{}, name string, args ...interface{}) (int64, error) {
func (f *filterMockOrm) LoadRelatedWithCtx(ctx context.Context, md interface{}, name string, args ...common.KV) (int64, error) {
return 99, errors.New("load related error")
}

80
pkg/orm/db_hints.go → pkg/orm/hints/db_hints.go
View File

@ -12,13 +12,31 @@
// See the License for the specific language governing permissions and
// limitations under the License.
package orm
package hints
import (
"github.com/astaxie/beego/pkg/common"
"time"
)
const (
//db level
KeyMaxIdleConnections = iota
KeyMaxOpenConnections
KeyConnMaxLifetime
KeyMaxStmtCacheSize
//query level
KeyForceIndex
KeyUseIndex
KeyIgnoreIndex
KeyForUpdate
KeyLimit
KeyOffset
KeyOrderBy
KeyRelDepth
)
type Hint struct {
key interface{}
value interface{}
@ -36,33 +54,71 @@ func (s *Hint) GetValue() interface{} {
return s.value
}
const (
maxIdleConnectionsKey = "MaxIdleConnections"
maxOpenConnectionsKey = "MaxOpenConnections"
connMaxLifetimeKey = "ConnMaxLifetime"
maxStmtCacheSizeKey = "MaxStmtCacheSize"
)
var _ common.KV = new(Hint)
// MaxIdleConnections return a hint about MaxIdleConnections
func MaxIdleConnections(v int) *Hint {
return NewHint(maxIdleConnectionsKey, v)
return NewHint(KeyMaxIdleConnections, v)
}
// MaxOpenConnections return a hint about MaxOpenConnections
func MaxOpenConnections(v int) *Hint {
return NewHint(maxOpenConnectionsKey, v)
return NewHint(KeyMaxOpenConnections, v)
}
// ConnMaxLifetime return a hint about ConnMaxLifetime
func ConnMaxLifetime(v time.Duration) *Hint {
return NewHint(connMaxLifetimeKey, v)
return NewHint(KeyConnMaxLifetime, v)
}
// MaxStmtCacheSize return a hint about MaxStmtCacheSize
func MaxStmtCacheSize(v int) *Hint {
return NewHint(maxStmtCacheSizeKey, v)
return NewHint(KeyMaxStmtCacheSize, v)
}
// ForceIndex return a hint about ForceIndex
func ForceIndex(indexes ...string) *Hint {
return NewHint(KeyForceIndex, indexes)
}
// UseIndex return a hint about UseIndex
func UseIndex(indexes ...string) *Hint {
return NewHint(KeyUseIndex, indexes)
}
// IgnoreIndex return a hint about IgnoreIndex
func IgnoreIndex(indexes ...string) *Hint {
return NewHint(KeyIgnoreIndex, indexes)
}
// ForUpdate return a hint about ForUpdate
func ForUpdate() *Hint {
return NewHint(KeyForUpdate, true)
}
// DefaultRelDepth return a hint about DefaultRelDepth
func DefaultRelDepth() *Hint {
return NewHint(KeyRelDepth, true)
}
// RelDepth return a hint about RelDepth
func RelDepth(d int) *Hint {
return NewHint(KeyRelDepth, d)
}
// Limit return a hint about Limit
func Limit(d int64) *Hint {
return NewHint(KeyLimit, d)
}
// Offset return a hint about Offset
func Offset(d int64) *Hint {
return NewHint(KeyOffset, d)
}
// OrderBy return a hint about OrderBy
func OrderBy(s string) *Hint {
return NewHint(KeyOrderBy, s)
}
// NewHint return a hint

154
pkg/orm/hints/db_hints_test.go Normal file
View File

@ -0,0 +1,154 @@
// Copyright 2020 beego-dev
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package hints
import (
"github.com/stretchr/testify/assert"
"testing"
"time"
)
func TestNewHint_time(t *testing.T) {
key := "qweqwe"
value := time.Second
hint := NewHint(key, value)
assert.Equal(t, hint.GetKey(), key)
assert.Equal(t, hint.GetValue(), value)
}
func TestNewHint_int(t *testing.T) {
key := "qweqwe"
value := 281230
hint := NewHint(key, value)
assert.Equal(t, hint.GetKey(), key)
assert.Equal(t, hint.GetValue(), value)
}
func TestNewHint_float(t *testing.T) {
key := "qweqwe"
value := 21.2459753
hint := NewHint(key, value)
assert.Equal(t, hint.GetKey(), key)
assert.Equal(t, hint.GetValue(), value)
}
func TestMaxOpenConnections(t *testing.T) {
i := 887423
hint := MaxOpenConnections(i)
assert.Equal(t, hint.GetValue(), i)
assert.Equal(t, hint.GetKey(), KeyMaxOpenConnections)
}
func TestConnMaxLifetime(t *testing.T) {
i := time.Hour
hint := ConnMaxLifetime(i)
assert.Equal(t, hint.GetValue(), i)
assert.Equal(t, hint.GetKey(), KeyConnMaxLifetime)
}
func TestMaxIdleConnections(t *testing.T) {
i := 42316
hint := MaxIdleConnections(i)
assert.Equal(t, hint.GetValue(), i)
assert.Equal(t, hint.GetKey(), KeyMaxIdleConnections)
}
func TestMaxStmtCacheSize(t *testing.T) {
i := 94157
hint := MaxStmtCacheSize(i)
assert.Equal(t, hint.GetValue(), i)
assert.Equal(t, hint.GetKey(), KeyMaxStmtCacheSize)
}
func TestForceIndex(t *testing.T) {
s := []string{`f_index1`, `f_index2`, `f_index3`}
hint := ForceIndex(s...)
assert.Equal(t, hint.GetValue(), s)
assert.Equal(t, hint.GetKey(), KeyForceIndex)
}
func TestForceIndex_0(t *testing.T) {
var s []string
hint := ForceIndex(s...)
assert.Equal(t, hint.GetValue(), s)
assert.Equal(t, hint.GetKey(), KeyForceIndex)
}
func TestIgnoreIndex(t *testing.T) {
s := []string{`i_index1`, `i_index2`, `i_index3`}
hint := IgnoreIndex(s...)
assert.Equal(t, hint.GetValue(), s)
assert.Equal(t, hint.GetKey(), KeyIgnoreIndex)
}
func TestIgnoreIndex_0(t *testing.T) {
var s []string
hint := IgnoreIndex(s...)
assert.Equal(t, hint.GetValue(), s)
assert.Equal(t, hint.GetKey(), KeyIgnoreIndex)
}
func TestUseIndex(t *testing.T) {
s := []string{`u_index1`, `u_index2`, `u_index3`}
hint := UseIndex(s...)
assert.Equal(t, hint.GetValue(), s)
assert.Equal(t, hint.GetKey(), KeyUseIndex)
}
func TestUseIndex_0(t *testing.T) {
var s []string
hint := UseIndex(s...)
assert.Equal(t, hint.GetValue(), s)
assert.Equal(t, hint.GetKey(), KeyUseIndex)
}
func TestForUpdate(t *testing.T) {
hint := ForUpdate()
assert.Equal(t, hint.GetValue(), true)
assert.Equal(t, hint.GetKey(), KeyForUpdate)
}
func TestDefaultRelDepth(t *testing.T) {
hint := DefaultRelDepth()
assert.Equal(t, hint.GetValue(), true)
assert.Equal(t, hint.GetKey(), KeyRelDepth)
}
func TestRelDepth(t *testing.T) {
hint := RelDepth(157965)
assert.Equal(t, hint.GetValue(), 157965)
assert.Equal(t, hint.GetKey(), KeyRelDepth)
}
func TestLimit(t *testing.T) {
hint := Limit(1579625)
assert.Equal(t, hint.GetValue(), int64(1579625))
assert.Equal(t, hint.GetKey(), KeyLimit)
}
func TestOffset(t *testing.T) {
hint := Offset(int64(1572123965))
assert.Equal(t, hint.GetValue(), int64(1572123965))
assert.Equal(t, hint.GetKey(), KeyOffset)
}
func TestOrderBy(t *testing.T) {
hint := OrderBy(`-ID`)
assert.Equal(t, hint.GetValue(), `-ID`)
assert.Equal(t, hint.GetKey(), KeyOrderBy)
}

3
pkg/orm/models_test.go
View File

@ -18,6 +18,7 @@ import (
"database/sql"
"encoding/json"
"fmt"
"github.com/astaxie/beego/pkg/orm/hints"
"os"
"strings"
"time"
@ -488,7 +489,7 @@ func init() {
os.Exit(2)
}
err := RegisterDataBase("default", DBARGS.Driver, DBARGS.Source, MaxIdleConnections(20))
err := RegisterDataBase("default", DBARGS.Driver, DBARGS.Source, hints.MaxIdleConnections(20))
if err != nil {
panic(fmt.Sprintf("can not register database: %v", err))

44
pkg/orm/orm.go
View File

@ -59,6 +59,7 @@ import (
"errors"
"fmt"
"github.com/astaxie/beego/pkg/common"
"github.com/astaxie/beego/pkg/orm/hints"
"os"
"reflect"
"time"
@ -99,6 +100,7 @@ type ormBase struct {
var _ DQL = new(ormBase)
var _ DML = new(ormBase)
var _ DriverGetter = new(ormBase)
// get model info and model reflect value
func (o *ormBase) getMiInd(md interface{}, needPtr bool) (mi *modelInfo, ind reflect.Value) {
@ -302,11 +304,10 @@ func (o *ormBase) QueryM2MWithCtx(ctx context.Context, md interface{}, name stri
// for _,tag := range post.Tags{...}
//
// make sure the relation is defined in model struct tags.
func (o *ormBase) LoadRelated(md interface{}, name string, args ...interface{}) (int64, error) {
func (o *ormBase) LoadRelated(md interface{}, name string, args ...common.KV) (int64, error) {
return o.LoadRelatedWithCtx(context.Background(), md, name, args...)
}
func (o *ormBase) LoadRelatedWithCtx(ctx context.Context, md interface{}, name string, args ...interface{}) (int64, error) {
func (o *ormBase) LoadRelatedWithCtx(ctx context.Context, md interface{}, name string, args ...common.KV) (int64, error) {
_, fi, ind, qseter := o.queryRelated(md, name)
qs := qseter.(*querySet)
@ -314,24 +315,29 @@ func (o *ormBase) LoadRelatedWithCtx(ctx context.Context, md interface{}, name s
var relDepth int
var limit, offset int64
var order string
for i, arg := range args {
switch i {
case 0:
if v, ok := arg.(bool); ok {
if v {
relDepth = DefaultRelsDepth
}
} else if v, ok := arg.(int); ok {
relDepth = v
kvs := common.NewKVs(args...)
kvs.IfContains(hints.KeyRelDepth, func(value interface{}) {
if v, ok := value.(bool); ok {
if v {
relDepth = DefaultRelsDepth
}
case 1:
limit = ToInt64(arg)
case 2:
offset = ToInt64(arg)
case 3:
order, _ = arg.(string)
} else if v, ok := value.(int); ok {
relDepth = v
}
}
}).IfContains(hints.KeyLimit, func(value interface{}) {
if v, ok := value.(int64); ok {
limit = v
}
}).IfContains(hints.KeyOffset, func(value interface{}) {
if v, ok := value.(int64); ok {
offset = v
}
}).IfContains(hints.KeyOrderBy, func(value interface{}) {
if v, ok := value.(string); ok {
order = v
}
})
switch fi.fieldType {
case RelOneToOne, RelForeignKey, RelReverseOne:

25
pkg/orm/orm_log.go
View File

@ -127,10 +127,7 @@ var _ txer = new(dbQueryLog)
var _ txEnder = new(dbQueryLog)
func (d *dbQueryLog) Prepare(query string) (*sql.Stmt, error) {
a := time.Now()
stmt, err := d.db.Prepare(query)
debugLogQueies(d.alias, "db.Prepare", query, a, err)
return stmt, err
return d.PrepareContext(context.Background(), query)
}
func (d *dbQueryLog) PrepareContext(ctx context.Context, query string) (*sql.Stmt, error) {
@ -141,10 +138,7 @@ func (d *dbQueryLog) PrepareContext(ctx context.Context, query string) (*sql.Stm
}
func (d *dbQueryLog) Exec(query string, args ...interface{}) (sql.Result, error) {
a := time.Now()
res, err := d.db.Exec(query, args...)
debugLogQueies(d.alias, "db.Exec", query, a, err, args...)
return res, err
return d.ExecContext(context.Background(), query, args...)
}
func (d *dbQueryLog) ExecContext(ctx context.Context, query string, args ...interface{}) (sql.Result, error) {
@ -155,10 +149,7 @@ func (d *dbQueryLog) ExecContext(ctx context.Context, query string, args ...inte
}
func (d *dbQueryLog) Query(query string, args ...interface{}) (*sql.Rows, error) {
a := time.Now()
res, err := d.db.Query(query, args...)
debugLogQueies(d.alias, "db.Query", query, a, err, args...)
return res, err
return d.QueryContext(context.Background(), query, args...)
}
func (d *dbQueryLog) QueryContext(ctx context.Context, query string, args ...interface{}) (*sql.Rows, error) {
@ -169,10 +160,7 @@ func (d *dbQueryLog) QueryContext(ctx context.Context, query string, args ...int
}
func (d *dbQueryLog) QueryRow(query string, args ...interface{}) *sql.Row {
a := time.Now()
res := d.db.QueryRow(query, args...)
debugLogQueies(d.alias, "db.QueryRow", query, a, nil, args...)
return res
return d.QueryRowContext(context.Background(), query, args...)
}
func (d *dbQueryLog) QueryRowContext(ctx context.Context, query string, args ...interface{}) *sql.Row {
@ -183,10 +171,7 @@ func (d *dbQueryLog) QueryRowContext(ctx context.Context, query string, args ...
}
func (d *dbQueryLog) Begin() (*sql.Tx, error) {
a := time.Now()
tx, err := d.db.(txer).Begin()
debugLogQueies(d.alias, "db.Begin", "START TRANSACTION", a, err)
return tx, err
return d.BeginTx(context.Background(), nil)
}
func (d *dbQueryLog) BeginTx(ctx context.Context, opts *sql.TxOptions) (*sql.Tx, error) {

28
pkg/orm/orm_queryset.go
View File

@ -17,6 +17,7 @@ package orm
import (
"context"
"fmt"
"github.com/astaxie/beego/pkg/orm/hints"
)
type colValue struct {
@ -71,7 +72,9 @@ type querySet struct {
groups []string
orders []string
distinct bool
forupdate bool
forUpdate bool
useIndex int
indexes []string
orm *ormBase
ctx context.Context
forContext bool
@ -148,7 +151,28 @@ func (o querySet) Distinct() QuerySeter {
// add FOR UPDATE to SELECT
func (o querySet) ForUpdate() QuerySeter {
o.forupdate = true
o.forUpdate = true
return &o
}
// ForceIndex force index for query
func (o querySet) ForceIndex(indexes ...string) QuerySeter {
o.useIndex = hints.KeyForceIndex
o.indexes = indexes
return &o
}
// UseIndex use index for query
func (o querySet) UseIndex(indexes ...string) QuerySeter {
o.useIndex = hints.KeyUseIndex
o.indexes = indexes
return &o
}
// IgnoreIndex ignore index for query
func (o querySet) IgnoreIndex(indexes ...string) QuerySeter {
o.useIndex = hints.KeyIgnoreIndex
o.indexes = indexes
return &o
}

27
pkg/orm/orm_test.go
View File

@ -21,6 +21,7 @@ import (
"context"
"database/sql"
"fmt"
"github.com/astaxie/beego/pkg/orm/hints"
"io/ioutil"
"math"
"os"
@ -1279,24 +1280,32 @@ func TestLoadRelated(t *testing.T) {
throwFailNow(t, AssertIs(len(user.Posts), 2))
throwFailNow(t, AssertIs(user.Posts[0].User.ID, 3))
num, err = dORM.LoadRelated(&user, "Posts", true)
num, err = dORM.LoadRelated(&user, "Posts", hints.DefaultRelDepth())
throwFailNow(t, err)
throwFailNow(t, AssertIs(num, 2))
throwFailNow(t, AssertIs(len(user.Posts), 2))
throwFailNow(t, AssertIs(user.Posts[0].User.UserName, "astaxie"))
num, err = dORM.LoadRelated(&user, "Posts", true, 1)
num, err = dORM.LoadRelated(&user, "Posts",
hints.DefaultRelDepth(),
hints.Limit(1))
throwFailNow(t, err)
throwFailNow(t, AssertIs(num, 1))
throwFailNow(t, AssertIs(len(user.Posts), 1))
num, err = dORM.LoadRelated(&user, "Posts", true, 0, 0, "-Id")
num, err = dORM.LoadRelated(&user, "Posts",
hints.DefaultRelDepth(),
hints.OrderBy("-Id"))
throwFailNow(t, err)
throwFailNow(t, AssertIs(num, 2))
throwFailNow(t, AssertIs(len(user.Posts), 2))
throwFailNow(t, AssertIs(user.Posts[0].Title, "Formatting"))
num, err = dORM.LoadRelated(&user, "Posts", true, 1, 1, "Id")
num, err = dORM.LoadRelated(&user, "Posts",
hints.DefaultRelDepth(),
hints.Limit(1),
hints.Offset(1),
hints.OrderBy("Id"))
throwFailNow(t, err)
throwFailNow(t, AssertIs(num, 1))
throwFailNow(t, AssertIs(len(user.Posts), 1))
@ -1318,7 +1327,7 @@ func TestLoadRelated(t *testing.T) {
throwFailNow(t, AssertIs(profile.User == nil, false))
throwFailNow(t, AssertIs(profile.User.UserName, "astaxie"))
num, err = dORM.LoadRelated(&profile, "User", true)
num, err = dORM.LoadRelated(&profile, "User", hints.DefaultRelDepth())
throwFailNow(t, err)
throwFailNow(t, AssertIs(num, 1))
throwFailNow(t, AssertIs(profile.User == nil, false))
@ -1335,7 +1344,7 @@ func TestLoadRelated(t *testing.T) {
throwFailNow(t, AssertIs(user.Profile == nil, false))
throwFailNow(t, AssertIs(user.Profile.Age, 30))
num, err = dORM.LoadRelated(&user, "Profile", true)
num, err = dORM.LoadRelated(&user, "Profile", hints.DefaultRelDepth())
throwFailNow(t, err)
throwFailNow(t, AssertIs(num, 1))
throwFailNow(t, AssertIs(user.Profile == nil, false))
@ -1355,7 +1364,7 @@ func TestLoadRelated(t *testing.T) {
throwFailNow(t, AssertIs(post.User == nil, false))
throwFailNow(t, AssertIs(post.User.UserName, "astaxie"))
num, err = dORM.LoadRelated(&post, "User", true)
num, err = dORM.LoadRelated(&post, "User", hints.DefaultRelDepth())
throwFailNow(t, err)
throwFailNow(t, AssertIs(num, 1))
throwFailNow(t, AssertIs(post.User == nil, false))
@ -1375,7 +1384,7 @@ func TestLoadRelated(t *testing.T) {
throwFailNow(t, AssertIs(len(post.Tags), 2))
throwFailNow(t, AssertIs(post.Tags[0].Name, "golang"))
num, err = dORM.LoadRelated(&post, "Tags", true)
num, err = dORM.LoadRelated(&post, "Tags", hints.DefaultRelDepth())
throwFailNow(t, err)
throwFailNow(t, AssertIs(num, 2))
throwFailNow(t, AssertIs(len(post.Tags), 2))
@ -1396,7 +1405,7 @@ func TestLoadRelated(t *testing.T) {
throwFailNow(t, AssertIs(tag.Posts[0].User.ID, 2))
throwFailNow(t, AssertIs(tag.Posts[0].User.Profile == nil, true))
num, err = dORM.LoadRelated(&tag, "Posts", true)
num, err = dORM.LoadRelated(&tag, "Posts", hints.DefaultRelDepth())
throwFailNow(t, err)
throwFailNow(t, AssertIs(num, 3))
throwFailNow(t, AssertIs(tag.Posts[0].Title, "Introduction"))

47
pkg/orm/types.go
View File

@ -17,6 +17,7 @@ package orm
import (
"context"
"database/sql"
"github.com/astaxie/beego/pkg/common"
"reflect"
"time"
)
@ -175,14 +176,14 @@ type DQL interface {
// example:
// Ormer.LoadRelated(post,"Tags")
// for _,tag := range post.Tags{...}
// args[0] bool true useDefaultRelsDepth ; false depth 0
// args[0] int loadRelationDepth
// args[1] int limit default limit 1000
// args[2] int offset default offset 0
// args[3] string order for example : "-Id"
// hints.DefaultRelDepth useDefaultRelsDepth ; or depth 0
// hints.RelDepth loadRelationDepth
// hints.Limit limit default limit 1000
// hints.Offset int offset default offset 0
// hints.OrderBy string order for example : "-Id"
// make sure the relation is defined in model struct tags.
LoadRelated(md interface{}, name string, args ...interface{}) (int64, error)
LoadRelatedWithCtx(ctx context.Context, md interface{}, name string, args ...interface{}) (int64, error)
LoadRelated(md interface{}, name string, args ...common.KV) (int64, error)
LoadRelatedWithCtx(ctx context.Context, md interface{}, name string, args ...common.KV) (int64, error)
// create a models to models queryer
// for example:
@ -282,6 +283,21 @@ type QuerySeter interface {
// for example:
// qs.OrderBy("-status")
OrderBy(exprs ...string) QuerySeter
// add FORCE INDEX expression.
// for example:
// qs.ForceIndex(`idx_name1`,`idx_name2`)
// ForceIndex, UseIndex , IgnoreIndex are mutually exclusive
ForceIndex(indexes ...string) QuerySeter
// add USE INDEX expression.
// for example:
// qs.UseIndex(`idx_name1`,`idx_name2`)
// ForceIndex, UseIndex , IgnoreIndex are mutually exclusive
UseIndex(indexes ...string) QuerySeter
// add IGNORE INDEX expression.
// for example:
// qs.IgnoreIndex(`idx_name1`,`idx_name2`)
// ForceIndex, UseIndex , IgnoreIndex are mutually exclusive
IgnoreIndex(indexes ...string) QuerySeter
// set relation model to query together.
// it will query relation models and assign to parent model.
// for example:
@ -527,24 +543,27 @@ type txEnder interface {
// base database struct
type dbBaser interface {
Read(dbQuerier, *modelInfo, reflect.Value, *time.Location, []string, bool) error
ReadBatch(dbQuerier, *querySet, *modelInfo, *Condition, interface{}, *time.Location, []string) (int64, error)
Count(dbQuerier, *querySet, *modelInfo, *Condition, *time.Location) (int64, error)
ReadValues(dbQuerier, *querySet, *modelInfo, *Condition, []string, interface{}, *time.Location) (int64, error)
Insert(dbQuerier, *modelInfo, reflect.Value, *time.Location) (int64, error)
InsertOrUpdate(dbQuerier, *modelInfo, reflect.Value, *alias, ...string) (int64, error)
InsertMulti(dbQuerier, *modelInfo, reflect.Value, int, *time.Location) (int64, error)
InsertValue(dbQuerier, *modelInfo, bool, []string, []interface{}) (int64, error)
InsertStmt(stmtQuerier, *modelInfo, reflect.Value, *time.Location) (int64, error)
Update(dbQuerier, *modelInfo, reflect.Value, *time.Location, []string) (int64, error)
Delete(dbQuerier, *modelInfo, reflect.Value, *time.Location, []string) (int64, error)
ReadBatch(dbQuerier, *querySet, *modelInfo, *Condition, interface{}, *time.Location, []string) (int64, error)
SupportUpdateJoin() bool
UpdateBatch(dbQuerier, *querySet, *modelInfo, *Condition, Params, *time.Location) (int64, error)
Delete(dbQuerier, *modelInfo, reflect.Value, *time.Location, []string) (int64, error)
DeleteBatch(dbQuerier, *querySet, *modelInfo, *Condition, *time.Location) (int64, error)
Count(dbQuerier, *querySet, *modelInfo, *Condition, *time.Location) (int64, error)
SupportUpdateJoin() bool
OperatorSQL(string) string
GenerateOperatorSQL(*modelInfo, *fieldInfo, string, []interface{}, *time.Location) (string, []interface{})
GenerateOperatorLeftCol(*fieldInfo, string, *string)
PrepareInsert(dbQuerier, *modelInfo) (stmtQuerier, string, error)
ReadValues(dbQuerier, *querySet, *modelInfo, *Condition, []string, interface{}, *time.Location) (int64, error)
RowsTo(dbQuerier, *querySet, *modelInfo, *Condition, interface{}, string, string, *time.Location) (int64, error)
MaxLimit() uint64
TableQuote() string
ReplaceMarks(*string)
@ -559,4 +578,6 @@ type dbBaser interface {
IndexExists(dbQuerier, string, string) bool
collectFieldValue(*modelInfo, *fieldInfo, reflect.Value, bool, *time.Location) (interface{}, error)
setval(dbQuerier, *modelInfo, []string) error
GenerateSpecifyIndex(tableName string,useIndex int ,indexes []string) string
}