1
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mirror of https://github.com/go-gitea/gitea synced 2024-12-23 00:54:28 +00:00

Support use nvarchar for all varchar columns when using mssql (#12269)

* Support use nvarchar for all varchar columns when using mssql

* fix lint

* Change DEFAULT_VARCHAR to nvarchar

* Remove the config for default varchar since it's unnecessary
This commit is contained in:
Lunny Xiao 2020-07-21 20:28:27 +08:00 committed by GitHub
parent ed8e064f5e
commit 45631083a4
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
11 changed files with 68 additions and 8 deletions

2
go.mod
View File

@ -120,5 +120,5 @@ require (
mvdan.cc/xurls/v2 v2.1.0 mvdan.cc/xurls/v2 v2.1.0
strk.kbt.io/projects/go/libravatar v0.0.0-20191008002943-06d1c002b251 strk.kbt.io/projects/go/libravatar v0.0.0-20191008002943-06d1c002b251
xorm.io/builder v0.3.7 xorm.io/builder v0.3.7
xorm.io/xorm v1.0.3 xorm.io/xorm v1.0.4-0.20200718080127-318102c9ff87
) )

4
go.sum
View File

@ -979,5 +979,5 @@ xorm.io/core v0.7.2 h1:mEO22A2Z7a3fPaZMk6gKL/jMD80iiyNwRrX5HOv3XLw=
xorm.io/core v0.7.2/go.mod h1:jJfd0UAEzZ4t87nbQYtVjmqpIODugN6PD2D9E+dJvdM= xorm.io/core v0.7.2/go.mod h1:jJfd0UAEzZ4t87nbQYtVjmqpIODugN6PD2D9E+dJvdM=
xorm.io/xorm v0.8.0 h1:iALxgJrX8O00f8Jk22GbZwPmxJNgssV5Mv4uc2HL9PM= xorm.io/xorm v0.8.0 h1:iALxgJrX8O00f8Jk22GbZwPmxJNgssV5Mv4uc2HL9PM=
xorm.io/xorm v0.8.0/go.mod h1:ZkJLEYLoVyg7amJK/5r779bHyzs2AU8f8VMiP6BM7uY= xorm.io/xorm v0.8.0/go.mod h1:ZkJLEYLoVyg7amJK/5r779bHyzs2AU8f8VMiP6BM7uY=
xorm.io/xorm v1.0.3 h1:3dALAohvINu2mfEix5a5x5ZmSVGSljinoSGgvGbaZp0= xorm.io/xorm v1.0.4-0.20200718080127-318102c9ff87 h1:vgc2F0wjD0cyrNrSKiIdWu123wuKkPQI84DZUKvJ6ns=
xorm.io/xorm v1.0.3/go.mod h1:uF9EtbhODq5kNWxMbnBEj8hRRZnlcNSz2t2N7HW/+A4= xorm.io/xorm v1.0.4-0.20200718080127-318102c9ff87/go.mod h1:uF9EtbhODq5kNWxMbnBEj8hRRZnlcNSz2t2N7HW/+A4=

View File

@ -145,6 +145,8 @@ func getEngine() (*xorm.Engine, error) {
} }
if setting.Database.Type == "mysql" { if setting.Database.Type == "mysql" {
engine.Dialect().SetParams(map[string]string{"rowFormat": "DYNAMIC"}) engine.Dialect().SetParams(map[string]string{"rowFormat": "DYNAMIC"})
} else if setting.Database.Type == "mssql" {
engine.Dialect().SetParams(map[string]string{"DEFAULT_VARCHAR": "nvarchar"})
} }
engine.SetSchema(setting.Database.Schema) engine.SetSchema(setting.Database.Schema)
return engine, nil return engine, nil

2
vendor/modules.txt vendored
View File

@ -916,7 +916,7 @@ strk.kbt.io/projects/go/libravatar
# xorm.io/builder v0.3.7 # xorm.io/builder v0.3.7
## explicit ## explicit
xorm.io/builder xorm.io/builder
# xorm.io/xorm v1.0.3 # xorm.io/xorm v1.0.4-0.20200718080127-318102c9ff87
## explicit ## explicit
xorm.io/xorm xorm.io/xorm
xorm.io/xorm/caches xorm.io/xorm/caches

1
vendor/xorm.io/xorm/.drone.yml generated vendored
View File

@ -164,6 +164,7 @@ steps:
- make test-mssql - make test-mssql
- TEST_CACHE_ENABLE=true make test-mssql - TEST_CACHE_ENABLE=true make test-mssql
- TEST_QUOTE_POLICY=reserved make test-mssql - TEST_QUOTE_POLICY=reserved make test-mssql
- TEST_MSSQL_DEFAULT_VARCHAR=NVARCHAR TEST_MSSQL_DEFAULT_CHAR=NCHAR make test-mssql
when: when:
event: event:
- push - push

4
vendor/xorm.io/xorm/Makefile generated vendored
View File

@ -20,6 +20,8 @@ TEST_MSSQL_HOST ?= mssql:1433
TEST_MSSQL_DBNAME ?= gitea TEST_MSSQL_DBNAME ?= gitea
TEST_MSSQL_USERNAME ?= sa TEST_MSSQL_USERNAME ?= sa
TEST_MSSQL_PASSWORD ?= MwantsaSecurePassword1 TEST_MSSQL_PASSWORD ?= MwantsaSecurePassword1
TEST_MSSQL_DEFAULT_VARCHAR ?= varchar
TEST_MSSQL_DEFAULT_CHAR ?= char
TEST_MYSQL_HOST ?= mysql:3306 TEST_MYSQL_HOST ?= mysql:3306
TEST_MYSQL_CHARSET ?= utf8 TEST_MYSQL_CHARSET ?= utf8
@ -144,12 +146,14 @@ test-cockroach\#%: go-check
test-mssql: go-check test-mssql: go-check
$(GO) test $(INTEGRATION_PACKAGES) -v -race -db=mssql -cache=$(TEST_CACHE_ENABLE) -quote=$(TEST_QUOTE_POLICY) \ $(GO) test $(INTEGRATION_PACKAGES) -v -race -db=mssql -cache=$(TEST_CACHE_ENABLE) -quote=$(TEST_QUOTE_POLICY) \
-conn_str="server=$(TEST_MSSQL_HOST);user id=$(TEST_MSSQL_USERNAME);password=$(TEST_MSSQL_PASSWORD);database=$(TEST_MSSQL_DBNAME)" \ -conn_str="server=$(TEST_MSSQL_HOST);user id=$(TEST_MSSQL_USERNAME);password=$(TEST_MSSQL_PASSWORD);database=$(TEST_MSSQL_DBNAME)" \
-default_varchar=$(TEST_MSSQL_DEFAULT_VARCHAR) -default_char=$(TEST_MSSQL_DEFAULT_CHAR) \
-coverprofile=mssql.$(TEST_QUOTE_POLICY).$(TEST_CACHE_ENABLE).coverage.out -covermode=atomic -coverprofile=mssql.$(TEST_QUOTE_POLICY).$(TEST_CACHE_ENABLE).coverage.out -covermode=atomic
.PNONY: test-mssql\#% .PNONY: test-mssql\#%
test-mssql\#%: go-check test-mssql\#%: go-check
$(GO) test $(INTEGRATION_PACKAGES) -v -race -run $* -db=mssql -cache=$(TEST_CACHE_ENABLE) -quote=$(TEST_QUOTE_POLICY) \ $(GO) test $(INTEGRATION_PACKAGES) -v -race -run $* -db=mssql -cache=$(TEST_CACHE_ENABLE) -quote=$(TEST_QUOTE_POLICY) \
-conn_str="server=$(TEST_MSSQL_HOST);user id=$(TEST_MSSQL_USERNAME);password=$(TEST_MSSQL_PASSWORD);database=$(TEST_MSSQL_DBNAME)" \ -conn_str="server=$(TEST_MSSQL_HOST);user id=$(TEST_MSSQL_USERNAME);password=$(TEST_MSSQL_PASSWORD);database=$(TEST_MSSQL_DBNAME)" \
-default_varchar=$(TEST_MSSQL_DEFAULT_VARCHAR) -default_char=$(TEST_MSSQL_DEFAULT_CHAR) \
-coverprofile=mssql.$(TEST_QUOTE_POLICY).$(TEST_CACHE_ENABLE).coverage.out -covermode=atomic -coverprofile=mssql.$(TEST_QUOTE_POLICY).$(TEST_CACHE_ENABLE).coverage.out -covermode=atomic
.PNONY: test-mymysql .PNONY: test-mymysql

View File

@ -214,6 +214,8 @@ var (
type mssql struct { type mssql struct {
Base Base
defaultVarchar string
defaultChar string
} }
func (db *mssql) Init(uri *URI) error { func (db *mssql) Init(uri *URI) error {
@ -221,6 +223,34 @@ func (db *mssql) Init(uri *URI) error {
return db.Base.Init(db, uri) return db.Base.Init(db, uri)
} }
func (db *mssql) SetParams(params map[string]string) {
defaultVarchar, ok := params["DEFAULT_VARCHAR"]
if ok {
var t = strings.ToUpper(defaultVarchar)
switch t {
case "NVARCHAR", "VARCHAR":
db.defaultVarchar = defaultVarchar
default:
db.defaultVarchar = "VARCHAR"
}
} else {
db.defaultVarchar = "VARCHAR"
}
defaultChar, ok := params["DEFAULT_CHAR"]
if ok {
var t = strings.ToUpper(defaultChar)
switch t {
case "NCHAR", "CHAR":
db.defaultChar = defaultChar
default:
db.defaultChar = "CHAR"
}
} else {
db.defaultChar = "CHAR"
}
}
func (db *mssql) SQLType(c *schemas.Column) string { func (db *mssql) SQLType(c *schemas.Column) string {
var res string var res string
switch t := c.SQLType.Name; t { switch t := c.SQLType.Name; t {
@ -267,6 +297,10 @@ func (db *mssql) SQLType(c *schemas.Column) string {
case schemas.BigInt: case schemas.BigInt:
res = schemas.BigInt res = schemas.BigInt
c.Length = 0 c.Length = 0
case schemas.Varchar:
res = db.defaultVarchar
case schemas.Char:
res = db.defaultChar
default: default:
res = t res = t
} }

13
vendor/xorm.io/xorm/go.sum generated vendored
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@ -1,5 +1,7 @@
gitea.com/xorm/sqlfiddle v0.0.0-20180821085327-62ce714f951a h1:lSA0F4e9A2NcQSqGqTOXqu2aRi/XEQxDCBwM8yJtE6s= gitea.com/xorm/sqlfiddle v0.0.0-20180821085327-62ce714f951a h1:lSA0F4e9A2NcQSqGqTOXqu2aRi/XEQxDCBwM8yJtE6s=
gitea.com/xorm/sqlfiddle v0.0.0-20180821085327-62ce714f951a/go.mod h1:EXuID2Zs0pAQhH8yz+DNjUbjppKQzKFAn28TMYPB6IU= gitea.com/xorm/sqlfiddle v0.0.0-20180821085327-62ce714f951a/go.mod h1:EXuID2Zs0pAQhH8yz+DNjUbjppKQzKFAn28TMYPB6IU=
github.com/PuerkitoBio/goquery v1.5.1/go.mod h1:GsLWisAFVj4WgDibEWF4pvYnkVQBpKBKeU+7zCJoLcc=
github.com/andybalholm/cascadia v1.1.0/go.mod h1:GsXiBklL0woXo1j/WYWtSYYC4ouU9PqHO0sqidkEA4Y=
github.com/davecgh/go-spew v1.1.0 h1:ZDRjVQ15GmhC3fiQ8ni8+OwkZQO4DARzQgrnXU1Liz8= github.com/davecgh/go-spew v1.1.0 h1:ZDRjVQ15GmhC3fiQ8ni8+OwkZQO4DARzQgrnXU1Liz8=
github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/denisenkom/go-mssqldb v0.0.0-20200428022330-06a60b6afbbc h1:VRRKCwnzqk8QCaRC4os14xoKDdbHqqlJtJA0oc1ZAjg= github.com/denisenkom/go-mssqldb v0.0.0-20200428022330-06a60b6afbbc h1:VRRKCwnzqk8QCaRC4os14xoKDdbHqqlJtJA0oc1ZAjg=
@ -18,8 +20,8 @@ github.com/hpcloud/tail v1.0.0 h1:nfCOvKYfkgYP8hkirhJocXT2+zOD8yUNjXaWfTlyFKI=
github.com/hpcloud/tail v1.0.0/go.mod h1:ab1qPbhIpdTxEkNHXyeSf5vhxWSCs/tWer42PpOxQnU= github.com/hpcloud/tail v1.0.0/go.mod h1:ab1qPbhIpdTxEkNHXyeSf5vhxWSCs/tWer42PpOxQnU=
github.com/lib/pq v1.7.0 h1:h93mCPfUSkaul3Ka/VG8uZdmW1uMHDGxzu0NWHuJmHY= github.com/lib/pq v1.7.0 h1:h93mCPfUSkaul3Ka/VG8uZdmW1uMHDGxzu0NWHuJmHY=
github.com/lib/pq v1.7.0/go.mod h1:AlVN5x4E4T544tWzH6hKfbfQvm3HdbOxrmggDNAPY9o= github.com/lib/pq v1.7.0/go.mod h1:AlVN5x4E4T544tWzH6hKfbfQvm3HdbOxrmggDNAPY9o=
github.com/mattn/go-sqlite3 v2.0.3+incompatible h1:gXHsfypPkaMZrKbD5209QV9jbUTJKjyR5WD3HYQSd+U= github.com/mattn/go-sqlite3 v1.14.0 h1:mLyGNKR8+Vv9CAU7PphKa2hkEqxxhn8i32J6FPj1/QA=
github.com/mattn/go-sqlite3 v2.0.3+incompatible/go.mod h1:FPy6KqzDD04eiIsT53CuJW3U88zkxoIYsOqkbpncsNc= github.com/mattn/go-sqlite3 v1.14.0/go.mod h1:JIl7NbARA7phWnGvh0LKTyg7S9BA+6gx71ShQilpsus=
github.com/onsi/ginkgo v1.6.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE= github.com/onsi/ginkgo v1.6.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
github.com/onsi/ginkgo v1.7.0 h1:WSHQ+IS43OoUrWtD1/bbclrwK8TTH5hzp+umCiuxHgs= github.com/onsi/ginkgo v1.7.0 h1:WSHQ+IS43OoUrWtD1/bbclrwK8TTH5hzp+umCiuxHgs=
github.com/onsi/ginkgo v1.7.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE= github.com/onsi/ginkgo v1.7.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
@ -36,16 +38,23 @@ github.com/syndtr/goleveldb v1.0.0 h1:fBdIW9lB4Iz0n9khmH8w27SJ3QEJ7+IgjPEwGSZiFd
github.com/syndtr/goleveldb v1.0.0/go.mod h1:ZVVdQEZoIme9iO1Ch2Jdy24qqXrMMOU6lpPAyBWyWuQ= github.com/syndtr/goleveldb v1.0.0/go.mod h1:ZVVdQEZoIme9iO1Ch2Jdy24qqXrMMOU6lpPAyBWyWuQ=
github.com/ziutek/mymysql v1.5.4 h1:GB0qdRGsTwQSBVYuVShFBKaXSnSnYYC2d9knnE1LHFs= github.com/ziutek/mymysql v1.5.4 h1:GB0qdRGsTwQSBVYuVShFBKaXSnSnYYC2d9knnE1LHFs=
github.com/ziutek/mymysql v1.5.4/go.mod h1:LMSpPZ6DbqWFxNCHW77HeMg9I646SAhApZ/wKdgO/C0= github.com/ziutek/mymysql v1.5.4/go.mod h1:LMSpPZ6DbqWFxNCHW77HeMg9I646SAhApZ/wKdgO/C0=
golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
golang.org/x/crypto v0.0.0-20190325154230-a5d413f7728c h1:Vj5n4GlwjmQteupaxJ9+0FNOmBrHfq7vN4btdGoDZgI= golang.org/x/crypto v0.0.0-20190325154230-a5d413f7728c h1:Vj5n4GlwjmQteupaxJ9+0FNOmBrHfq7vN4btdGoDZgI=
golang.org/x/crypto v0.0.0-20190325154230-a5d413f7728c/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w= golang.org/x/crypto v0.0.0-20190325154230-a5d413f7728c/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
golang.org/x/net v0.0.0-20180218175443-cbe0f9307d01/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20180906233101-161cd47e91fd h1:nTDtHvHSdCn1m6ITfMRqtOd/9+7a3s8RBNOZ3eYZzJA= golang.org/x/net v0.0.0-20180906233101-161cd47e91fd h1:nTDtHvHSdCn1m6ITfMRqtOd/9+7a3s8RBNOZ3eYZzJA=
golang.org/x/net v0.0.0-20180906233101-161cd47e91fd/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4= golang.org/x/net v0.0.0-20180906233101-161cd47e91fd/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20200202094626-16171245cfb2/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
golang.org/x/net v0.0.0-20200324143707-d3edc9973b7e h1:3G+cUijn7XD+S4eJFddp53Pv7+slrESplyjG25HgL+k=
golang.org/x/net v0.0.0-20200324143707-d3edc9973b7e/go.mod h1:qpuaurCH72eLCgpAm/N6yyVIVM9cpaDIP3A8BGJEC5A=
golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f h1:wMNYb4v58l5UBM7MYRLPG6ZhfOqbKu7X5eyFl8ZhKvA= golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f h1:wMNYb4v58l5UBM7MYRLPG6ZhfOqbKu7X5eyFl8ZhKvA=
golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM= golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sys v0.0.0-20180909124046-d0be0721c37e h1:o3PsSEY8E4eXWkXrIP9YJALUkVZqzHJT5DOasTyn8Vs= golang.org/x/sys v0.0.0-20180909124046-d0be0721c37e h1:o3PsSEY8E4eXWkXrIP9YJALUkVZqzHJT5DOasTyn8Vs=
golang.org/x/sys v0.0.0-20180909124046-d0be0721c37e/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY= golang.org/x/sys v0.0.0-20180909124046-d0be0721c37e/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a h1:1BGLXjeY4akVXGgbC9HugT3Jv3hCI0z56oJR5vAMgBU= golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a h1:1BGLXjeY4akVXGgbC9HugT3Jv3hCI0z56oJR5vAMgBU=
golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY= golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20200323222414-85ca7c5b95cd h1:xhmwyvizuTgC2qz7ZlMluP20uW+C3Rm0FD/WLDX8884=
golang.org/x/sys v0.0.0-20200323222414-85ca7c5b95cd/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/text v0.3.0 h1:g61tztE5qeGQ89tm6NTjjM9VPIm088od1l6aSorWRWg= golang.org/x/text v0.3.0 h1:g61tztE5qeGQ89tm6NTjjM9VPIm088od1l6aSorWRWg=
golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ= golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM= gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=

1
vendor/xorm.io/xorm/interface.go generated vendored
View File

@ -120,6 +120,7 @@ type EngineInterface interface {
TableInfo(bean interface{}) (*schemas.Table, error) TableInfo(bean interface{}) (*schemas.Table, error)
TableName(interface{}, ...bool) string TableName(interface{}, ...bool) string
UnMapType(reflect.Type) UnMapType(reflect.Type)
EnableSessionID(bool)
} }
var ( var (

View File

@ -42,6 +42,7 @@ var (
// enumerate all the context keys // enumerate all the context keys
var ( var (
SessionIDKey = "__xorm_session_id" SessionIDKey = "__xorm_session_id"
SessionKey = "__xorm_session_key"
SessionShowSQLKey = "__xorm_show_sql" SessionShowSQLKey = "__xorm_show_sql"
) )

12
vendor/xorm.io/xorm/session.go generated vendored
View File

@ -102,12 +102,12 @@ func newSessionID() string {
func newSession(engine *Engine) *Session { func newSession(engine *Engine) *Session {
var ctx context.Context var ctx context.Context
if engine.logSessionID { if engine.logSessionID {
ctx = context.WithValue(engine.defaultContext, log.SessionIDKey, newSessionID()) ctx = context.WithValue(engine.defaultContext, log.SessionIDKey, newSessionID())
} else { } else {
ctx = engine.defaultContext ctx = engine.defaultContext
} }
return &Session{ session := &Session{
ctx: ctx, ctx: ctx,
engine: engine, engine: engine,
tx: nil, tx: nil,
@ -136,6 +136,10 @@ func newSession(engine *Engine) *Session {
sessionType: engineSession, sessionType: engineSession,
} }
if engine.logSessionID {
session.ctx = context.WithValue(session.ctx, log.SessionKey, session)
}
return session
} }
// Close release the connection from pool // Close release the connection from pool
@ -165,6 +169,10 @@ func (session *Session) db() *core.DB {
return session.engine.db return session.engine.db
} }
func (session *Session) Engine() *Engine {
return session.engine
}
func (session *Session) getQueryer() core.Queryer { func (session *Session) getQueryer() core.Queryer {
if session.tx != nil { if session.tx != nil {
return session.tx return session.tx