ent

package
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 Go to latest Published: Aug 18, 2020 License: BSD-3-Clause Imports: 11 Imported by: 0

Documentation

Index

Examples

Constants

This section is empty.

Variables

This section is empty.

Functions

func IsConstraintFailure 

func IsConstraintFailure(err error) bool

IsConstraintFailure returns a boolean indicating whether the error is a constraint failure.

func IsNotFound 

func IsNotFound(err error) bool

IsNotFound returns a boolean indicating whether the error is a not found error.

func IsNotSingular 

func IsNotSingular(err error) bool

IsNotSingular returns a boolean indicating whether the error is a not singular error.

func MaskNotFound 

func MaskNotFound(err error) error

MaskNotFound masks nor found error.

func NewContext 

func NewContext(parent context.Context, c *Client) context.Context

NewContext returns a new context with the given Client attached.

Types

type Aggregate 

type Aggregate struct {
	// SQL the column wrapped with the aggregation function.
	SQL func(*sql.Selector) string
}

Aggregate applies an aggregation step on the group-by traversal/selector.

func As 

func As(fn Aggregate, end string) Aggregate

As is a pseudo aggregation function for renaming another other functions with custom names. For example: 

GroupBy(field1, field2).
Aggregate(ent.As(ent.Sum(field1), "sum_field1"), (ent.As(ent.Sum(field2), "sum_field2")).
Scan(ctx, &v)

func Count 

func Count() Aggregate

Count applies the "count" aggregation function on each group.

func Max 

func Max(field string) Aggregate

Max applies the "max" aggregation function on the given field of each group.

func Mean 

func Mean(field string) Aggregate

Mean applies the "mean" aggregation function on the given field of each group.

func Min 

func Min(field string) Aggregate

Min applies the "min" aggregation function on the given field of each group.

func Sum 

func Sum(field string) Aggregate

Sum applies the "sum" aggregation function on the given field of each group.

type Blob 

type Blob struct {

	// ID of the ent.
	ID int `json:"id,omitempty"`
	// NetworkID holds the value of the "network_id" field.
	NetworkID string `json:"network_id,omitempty"`
	// Type holds the value of the "type" field.
	Type string `json:"type,omitempty"`
	// Key holds the value of the "key" field.
	Key string `json:"key,omitempty"`
	// Value holds the value of the "value" field.
	Value []byte `json:"value,omitempty"`
	// Version holds the value of the "version" field.
	Version uint64 `json:"version,omitempty"`
	// contains filtered or unexported fields
}

Blob is the model entity for the Blob schema.

Example 
/*
 * Copyright 2020 The Magma Authors
 * This source code is licensed under the BSD-style license found in the
 * LICENSE file in the root directory of this source tree.
 * 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.
 */

// Code generated (@generated) by entc, DO NOT EDIT.

package main

import (
	"context"
	"log"

	"github.com/facebookincubator/ent/dialect/sql"
)

// dsn for the database. In order to run the tests locally, run the following command:
//
//	ENT_INTEGRATION_ENDPOINT="root:pass@tcp(localhost:3306)/test?parseTime=True" go test -v
var dsn string

func main() {
	if dsn == "" {
		return
	}
	ctx := context.Background()
	drv, err := sql.Open("mysql", dsn)
	if err != nil {
		log.Fatalf("failed creating database client: %v", err)
	}
	defer drv.Close()
	client := NewClient(Driver(drv))
	// creating vertices for the blob's edges.

	// create blob vertex with its edges.
	b := client.Blob.
		Create().
		SetNetworkID("string").
		SetType("string").
		SetKey("string").
		SetValue(nil).
		SetVersion(1).
		SaveX(ctx)
	log.Println("blob created:", b)

	// query edges.

}

Output:

func (*Blob) FromRows 

func (b *Blob) FromRows(rows *sql.Rows) error

FromRows scans the sql response data into Blob.

func (*Blob) String 

func (b *Blob) String() string

String implements the fmt.Stringer.

func (*Blob) Unwrap 

func (b *Blob) Unwrap() *Blob

Unwrap unwraps the entity that was returned from a transaction after it was closed, so that all next queries will be executed through the driver which created the transaction.

func (*Blob) Update 

func (b *Blob) Update() *BlobUpdateOne

Update returns a builder for updating this Blob. Note that, you need to call Blob.Unwrap() before calling this method, if this Blob was returned from a transaction, and the transaction was committed or rolled back.

type BlobClient 

type BlobClient struct {
	// contains filtered or unexported fields
}

BlobClient is a client for the Blob schema.

func NewBlobClient 

func NewBlobClient(c config) *BlobClient

NewBlobClient returns a client for the Blob from the given config.

func (*BlobClient) Create 

func (c *BlobClient) Create() *BlobCreate

Create returns a create builder for Blob.

func (*BlobClient) Delete 

func (c *BlobClient) Delete() *BlobDelete

Delete returns a delete builder for Blob.

func (*BlobClient) DeleteOne 

func (c *BlobClient) DeleteOne(b *Blob) *BlobDeleteOne

DeleteOne returns a delete builder for the given entity.

func (*BlobClient) DeleteOneID 

func (c *BlobClient) DeleteOneID(id int) *BlobDeleteOne

DeleteOneID returns a delete builder for the given id.

func (*BlobClient) Get 

func (c *BlobClient) Get(ctx context.Context, id int) (*Blob, error)

Get returns a Blob entity by its id.

func (*BlobClient) GetX 

func (c *BlobClient) GetX(ctx context.Context, id int) *Blob

GetX is like Get, but panics if an error occurs.

func (*BlobClient) Query 

func (c *BlobClient) Query() *BlobQuery

Create returns a query builder for Blob.

func (*BlobClient) Update 

func (c *BlobClient) Update() *BlobUpdate

Update returns an update builder for Blob.

func (*BlobClient) UpdateOne 

func (c *BlobClient) UpdateOne(b *Blob) *BlobUpdateOne

UpdateOne returns an update builder for the given entity.

func (*BlobClient) UpdateOneID 

func (c *BlobClient) UpdateOneID(id int) *BlobUpdateOne

UpdateOneID returns an update builder for the given id.

type BlobCreate 

type BlobCreate struct {
	// contains filtered or unexported fields
}

BlobCreate is the builder for creating a Blob entity.

func (*BlobCreate) Save 

func (bc *BlobCreate) Save(ctx context.Context) (*Blob, error)

Save creates the Blob in the database.

func (*BlobCreate) SaveX 

func (bc *BlobCreate) SaveX(ctx context.Context) *Blob

SaveX calls Save and panics if Save returns an error.

func (*BlobCreate) SetKey 

func (bc *BlobCreate) SetKey(s string) *BlobCreate

SetKey sets the key field.

func (*BlobCreate) SetNetworkID 

func (bc *BlobCreate) SetNetworkID(s string) *BlobCreate

SetNetworkID sets the network_id field.

func (*BlobCreate) SetNillableVersion 

func (bc *BlobCreate) SetNillableVersion(u *uint64) *BlobCreate

SetNillableVersion sets the version field if the given value is not nil.

func (*BlobCreate) SetType 

func (bc *BlobCreate) SetType(s string) *BlobCreate

SetType sets the type field.

func (*BlobCreate) SetValue 

func (bc *BlobCreate) SetValue(b []byte) *BlobCreate

SetValue sets the value field.

func (*BlobCreate) SetVersion 

func (bc *BlobCreate) SetVersion(u uint64) *BlobCreate

SetVersion sets the version field.

type BlobDelete 

type BlobDelete struct {
	// contains filtered or unexported fields
}

BlobDelete is the builder for deleting a Blob entity.

func (*BlobDelete) Exec 

func (bd *BlobDelete) Exec(ctx context.Context) (int, error)

Exec executes the deletion query and returns how many vertices were deleted.

func (*BlobDelete) ExecX 

func (bd *BlobDelete) ExecX(ctx context.Context) int

ExecX is like Exec, but panics if an error occurs.

func (*BlobDelete) Where 

func (bd *BlobDelete) Where(ps ...predicate.Blob) *BlobDelete

Where adds a new predicate to the delete builder.

type BlobDeleteOne 

type BlobDeleteOne struct {
	// contains filtered or unexported fields
}

BlobDeleteOne is the builder for deleting a single Blob entity.

func (*BlobDeleteOne) Exec 

func (bdo *BlobDeleteOne) Exec(ctx context.Context) error

Exec executes the deletion query.

func (*BlobDeleteOne) ExecX 

func (bdo *BlobDeleteOne) ExecX(ctx context.Context)

ExecX is like Exec, but panics if an error occurs.

type BlobGroupBy 

type BlobGroupBy struct {
	// contains filtered or unexported fields
}

BlobGroupBy is the builder for group-by Blob entities.

func (*BlobGroupBy) Aggregate 

func (bgb *BlobGroupBy) Aggregate(fns ...Aggregate) *BlobGroupBy

Aggregate adds the given aggregation functions to the group-by query.

func (*BlobGroupBy) Bools 

func (bgb *BlobGroupBy) Bools(ctx context.Context) ([]bool, error)

Bools returns list of bools from group-by. It is only allowed when querying group-by with one field.

func (*BlobGroupBy) BoolsX 

func (bgb *BlobGroupBy) BoolsX(ctx context.Context) []bool

BoolsX is like Bools, but panics if an error occurs.

func (*BlobGroupBy) Float64s 

func (bgb *BlobGroupBy) Float64s(ctx context.Context) ([]float64, error)

Float64s returns list of float64s from group-by. It is only allowed when querying group-by with one field.

func (*BlobGroupBy) Float64sX 

func (bgb *BlobGroupBy) Float64sX(ctx context.Context) []float64

Float64sX is like Float64s, but panics if an error occurs.

func (*BlobGroupBy) Ints 

func (bgb *BlobGroupBy) Ints(ctx context.Context) ([]int, error)

Ints returns list of ints from group-by. It is only allowed when querying group-by with one field.

func (*BlobGroupBy) IntsX 

func (bgb *BlobGroupBy) IntsX(ctx context.Context) []int

IntsX is like Ints, but panics if an error occurs.

func (*BlobGroupBy) Scan 

func (bgb *BlobGroupBy) Scan(ctx context.Context, v interface{}) error

Scan applies the group-by query and scan the result into the given value.

func (*BlobGroupBy) ScanX 

func (bgb *BlobGroupBy) ScanX(ctx context.Context, v interface{})

ScanX is like Scan, but panics if an error occurs.

func (*BlobGroupBy) Strings 

func (bgb *BlobGroupBy) Strings(ctx context.Context) ([]string, error)

Strings returns list of strings from group-by. It is only allowed when querying group-by with one field.

func (*BlobGroupBy) StringsX 

func (bgb *BlobGroupBy) StringsX(ctx context.Context) []string

StringsX is like Strings, but panics if an error occurs.

type BlobQuery 

type BlobQuery struct {
	// contains filtered or unexported fields
}

BlobQuery is the builder for querying Blob entities.

func (*BlobQuery) All 

func (bq *BlobQuery) All(ctx context.Context) ([]*Blob, error)

All executes the query and returns a list of Blobs.

func (*BlobQuery) AllX 

func (bq *BlobQuery) AllX(ctx context.Context) []*Blob

AllX is like All, but panics if an error occurs.

func (*BlobQuery) Clone 

func (bq *BlobQuery) Clone() *BlobQuery

Clone returns a duplicate of the query builder, including all associated steps. It can be used to prepare common query builders and use them differently after the clone is made.

func (*BlobQuery) Count 

func (bq *BlobQuery) Count(ctx context.Context) (int, error)

Count returns the count of the given query.

func (*BlobQuery) CountX 

func (bq *BlobQuery) CountX(ctx context.Context) int

CountX is like Count, but panics if an error occurs.

func (*BlobQuery) Exist 

func (bq *BlobQuery) Exist(ctx context.Context) (bool, error)

Exist returns true if the query has elements in the graph.

func (*BlobQuery) ExistX 

func (bq *BlobQuery) ExistX(ctx context.Context) bool

ExistX is like Exist, but panics if an error occurs.

func (*BlobQuery) First 

func (bq *BlobQuery) First(ctx context.Context) (*Blob, error)

First returns the first Blob entity in the query. Returns *ErrNotFound when no blob was found.

func (*BlobQuery) FirstID 

func (bq *BlobQuery) FirstID(ctx context.Context) (id int, err error)

FirstID returns the first Blob id in the query. Returns *ErrNotFound when no id was found.

func (*BlobQuery) FirstX 

func (bq *BlobQuery) FirstX(ctx context.Context) *Blob

FirstX is like First, but panics if an error occurs.

func (*BlobQuery) FirstXID 

func (bq *BlobQuery) FirstXID(ctx context.Context) int

FirstXID is like FirstID, but panics if an error occurs.

func (*BlobQuery) GroupBy 

func (bq *BlobQuery) GroupBy(field string, fields ...string) *BlobGroupBy

GroupBy used to group vertices by one or more fields/columns. It is often used with aggregate functions, like: count, max, mean, min, sum.

Example: 

var v []struct {
	NetworkID string `json:"network_id,omitempty"`
	Count int `json:"count,omitempty"`
}

client.Blob.Query().
	GroupBy(blob.FieldNetworkID).
	Aggregate(ent.Count()).
	Scan(ctx, &v)

func (*BlobQuery) IDs 

func (bq *BlobQuery) IDs(ctx context.Context) ([]int, error)

IDs executes the query and returns a list of Blob ids.

func (*BlobQuery) IDsX 

func (bq *BlobQuery) IDsX(ctx context.Context) []int

IDsX is like IDs, but panics if an error occurs.

func (*BlobQuery) Limit 

func (bq *BlobQuery) Limit(limit int) *BlobQuery

Limit adds a limit step to the query.

func (*BlobQuery) Offset 

func (bq *BlobQuery) Offset(offset int) *BlobQuery

Offset adds an offset step to the query.

func (*BlobQuery) Only 

func (bq *BlobQuery) Only(ctx context.Context) (*Blob, error)

Only returns the only Blob entity in the query, returns an error if not exactly one entity was returned.

func (*BlobQuery) OnlyID 

func (bq *BlobQuery) OnlyID(ctx context.Context) (id int, err error)

OnlyID returns the only Blob id in the query, returns an error if not exactly one id was returned.

func (*BlobQuery) OnlyX 

func (bq *BlobQuery) OnlyX(ctx context.Context) *Blob

OnlyX is like Only, but panics if an error occurs.

func (*BlobQuery) OnlyXID 

func (bq *BlobQuery) OnlyXID(ctx context.Context) int

OnlyXID is like OnlyID, but panics if an error occurs.

func (*BlobQuery) Order 

func (bq *BlobQuery) Order(o ...Order) *BlobQuery

Order adds an order step to the query.

func (*BlobQuery) Select 

func (bq *BlobQuery) Select(field string, fields ...string) *BlobSelect

Select one or more fields from the given query.

Example: 

var v []struct {
	NetworkID string `json:"network_id,omitempty"`
}

client.Blob.Query().
	Select(blob.FieldNetworkID).
	Scan(ctx, &v)

func (*BlobQuery) Where 

func (bq *BlobQuery) Where(ps ...predicate.Blob) *BlobQuery

Where adds a new predicate for the builder.

type BlobSelect 

type BlobSelect struct {
	// contains filtered or unexported fields
}

BlobSelect is the builder for select fields of Blob entities.

func (*BlobSelect) Bools 

func (bs *BlobSelect) Bools(ctx context.Context) ([]bool, error)

Bools returns list of bools from selector. It is only allowed when selecting one field.

func (*BlobSelect) BoolsX 

func (bs *BlobSelect) BoolsX(ctx context.Context) []bool

BoolsX is like Bools, but panics if an error occurs.

func (*BlobSelect) Float64s 

func (bs *BlobSelect) Float64s(ctx context.Context) ([]float64, error)

Float64s returns list of float64s from selector. It is only allowed when selecting one field.

func (*BlobSelect) Float64sX 

func (bs *BlobSelect) Float64sX(ctx context.Context) []float64

Float64sX is like Float64s, but panics if an error occurs.

func (*BlobSelect) Ints 

func (bs *BlobSelect) Ints(ctx context.Context) ([]int, error)

Ints returns list of ints from selector. It is only allowed when selecting one field.

func (*BlobSelect) IntsX 

func (bs *BlobSelect) IntsX(ctx context.Context) []int

IntsX is like Ints, but panics if an error occurs.

func (*BlobSelect) Scan 

func (bs *BlobSelect) Scan(ctx context.Context, v interface{}) error

Scan applies the selector query and scan the result into the given value.

func (*BlobSelect) ScanX 

func (bs *BlobSelect) ScanX(ctx context.Context, v interface{})

ScanX is like Scan, but panics if an error occurs.

func (*BlobSelect) Strings 

func (bs *BlobSelect) Strings(ctx context.Context) ([]string, error)

Strings returns list of strings from selector. It is only allowed when selecting one field.

func (*BlobSelect) StringsX 

func (bs *BlobSelect) StringsX(ctx context.Context) []string

StringsX is like Strings, but panics if an error occurs.

type BlobUpdate 

type BlobUpdate struct {
	// contains filtered or unexported fields
}

BlobUpdate is the builder for updating Blob entities.

func (*BlobUpdate) AddVersion 

func (bu *BlobUpdate) AddVersion(u uint64) *BlobUpdate

AddVersion adds u to version.

func (*BlobUpdate) ClearValue 

func (bu *BlobUpdate) ClearValue() *BlobUpdate

ClearValue clears the value of value.

func (*BlobUpdate) Exec 

func (bu *BlobUpdate) Exec(ctx context.Context) error

Exec executes the query.

func (*BlobUpdate) ExecX 

func (bu *BlobUpdate) ExecX(ctx context.Context)

ExecX is like Exec, but panics if an error occurs.

func (*BlobUpdate) Save 

func (bu *BlobUpdate) Save(ctx context.Context) (int, error)

Save executes the query and returns the number of rows/vertices matched by this operation.

func (*BlobUpdate) SaveX 

func (bu *BlobUpdate) SaveX(ctx context.Context) int

SaveX is like Save, but panics if an error occurs.

func (*BlobUpdate) SetKey 

func (bu *BlobUpdate) SetKey(s string) *BlobUpdate

SetKey sets the key field.

func (*BlobUpdate) SetNetworkID 

func (bu *BlobUpdate) SetNetworkID(s string) *BlobUpdate

SetNetworkID sets the network_id field.

func (*BlobUpdate) SetNillableVersion 

func (bu *BlobUpdate) SetNillableVersion(u *uint64) *BlobUpdate

SetNillableVersion sets the version field if the given value is not nil.

func (*BlobUpdate) SetType 

func (bu *BlobUpdate) SetType(s string) *BlobUpdate

SetType sets the type field.

func (*BlobUpdate) SetValue 

func (bu *BlobUpdate) SetValue(b []byte) *BlobUpdate

SetValue sets the value field.

func (*BlobUpdate) SetVersion 

func (bu *BlobUpdate) SetVersion(u uint64) *BlobUpdate

SetVersion sets the version field.

func (*BlobUpdate) Where 

func (bu *BlobUpdate) Where(ps ...predicate.Blob) *BlobUpdate

Where adds a new predicate for the builder.

type BlobUpdateOne 

type BlobUpdateOne struct {
	// contains filtered or unexported fields
}

BlobUpdateOne is the builder for updating a single Blob entity.

func (*BlobUpdateOne) AddVersion 

func (buo *BlobUpdateOne) AddVersion(u uint64) *BlobUpdateOne

AddVersion adds u to version.

func (*BlobUpdateOne) ClearValue 

func (buo *BlobUpdateOne) ClearValue() *BlobUpdateOne

ClearValue clears the value of value.

func (*BlobUpdateOne) Exec 

func (buo *BlobUpdateOne) Exec(ctx context.Context) error

Exec executes the query on the entity.

func (*BlobUpdateOne) ExecX 

func (buo *BlobUpdateOne) ExecX(ctx context.Context)

ExecX is like Exec, but panics if an error occurs.

func (*BlobUpdateOne) Save 

func (buo *BlobUpdateOne) Save(ctx context.Context) (*Blob, error)

Save executes the query and returns the updated entity.

func (*BlobUpdateOne) SaveX 

func (buo *BlobUpdateOne) SaveX(ctx context.Context) *Blob

SaveX is like Save, but panics if an error occurs.

func (*BlobUpdateOne) SetKey 

func (buo *BlobUpdateOne) SetKey(s string) *BlobUpdateOne

SetKey sets the key field.

func (*BlobUpdateOne) SetNetworkID 

func (buo *BlobUpdateOne) SetNetworkID(s string) *BlobUpdateOne

SetNetworkID sets the network_id field.

func (*BlobUpdateOne) SetNillableVersion 

func (buo *BlobUpdateOne) SetNillableVersion(u *uint64) *BlobUpdateOne

SetNillableVersion sets the version field if the given value is not nil.

func (*BlobUpdateOne) SetType 

func (buo *BlobUpdateOne) SetType(s string) *BlobUpdateOne

SetType sets the type field.

func (*BlobUpdateOne) SetValue 

func (buo *BlobUpdateOne) SetValue(b []byte) *BlobUpdateOne

SetValue sets the value field.

func (*BlobUpdateOne) SetVersion 

func (buo *BlobUpdateOne) SetVersion(u uint64) *BlobUpdateOne

SetVersion sets the version field.

type Blobs 

type Blobs []*Blob

Blobs is a parsable slice of Blob.

func (*Blobs) FromRows 

func (b *Blobs) FromRows(rows *sql.Rows) error

FromRows scans the sql response data into Blobs.

type Client 

type Client struct {

	// Schema is the client for creating, migrating and dropping schema.
	Schema *migrate.Schema
	// Blob is the client for interacting with the Blob builders.
	Blob *BlobClient
	// contains filtered or unexported fields
}

Client is the client that holds all ent builders.

func FromContext 

func FromContext(ctx context.Context) *Client

FromContext returns the Client stored in a context, or nil if there isn't one.

func NewClient 

func NewClient(opts ...Option) *Client

NewClient creates a new client configured with the given options.

func Open 

func Open(driverName, dataSourceName string, options ...Option) (*Client, error)

Open opens a connection to the database specified by the driver name and a driver-specific data source name, and returns a new client attached to it. Optional parameters can be added for configuring the client.

func (*Client) BeginTx 

func (c *Client) BeginTx(ctx context.Context, opts *sql.TxOptions) (*Tx, error)

BeginTx returns a transactional client with options.

func (*Client) Close 

func (c *Client) Close() error

Close closes the database connection and prevents new queries from starting.

func (*Client) Debug 

func (c *Client) Debug() *Client

Debug returns a new debug-client. It's used to get verbose logging on specific operations. 

client.Debug().
	Blob.
	Query().
	Count(ctx)

func (*Client) Tx 

func (c *Client) Tx(ctx context.Context) (*Tx, error)

Tx returns a new transactional client.

type ErrConstraintFailed 

type ErrConstraintFailed struct {
	// contains filtered or unexported fields
}

ErrConstraintFailed returns when trying to create/update one or more entities and one or more of their constraints failed. For example, violation of edge or field uniqueness.

func (ErrConstraintFailed) Error 

func (e ErrConstraintFailed) Error() string

Error implements the error interface.

func (*ErrConstraintFailed) Unwrap 

func (e *ErrConstraintFailed) Unwrap() error

Unwrap implements the errors.Wrapper interface.

type ErrNotFound 

type ErrNotFound struct {
	// contains filtered or unexported fields
}

ErrNotFound returns when trying to fetch a specific entity and it was not found in the database.

func (*ErrNotFound) Error 

func (e *ErrNotFound) Error() string

Error implements the error interface.

type ErrNotSingular 

type ErrNotSingular struct {
	// contains filtered or unexported fields
}

ErrNotSingular returns when trying to fetch a singular entity and more then one was found in the database.

func (*ErrNotSingular) Error 

func (e *ErrNotSingular) Error() string

Error implements the error interface.

type Option 

type Option func(*config)

Option function to configure the client.

func Debug 

func Debug() Option

Debug enables debug logging on the ent.Driver.

func Driver 

func Driver(driver dialect.Driver) Option

Driver configures the client driver.

func Log 

func Log(fn func(...interface{})) Option

Log sets the logging function for debug mode.

type Order 

type Order func(*sql.Selector)

Order applies an ordering on either graph traversal or sql selector.

func Asc 

func Asc(fields ...string) Order

Asc applies the given fields in ASC order.

func Desc 

func Desc(fields ...string) Order

Desc applies the given fields in DESC order.

type Tx 

type Tx struct {

	// Blob is the client for interacting with the Blob builders.
	Blob *BlobClient
	// contains filtered or unexported fields
}

Tx is a transactional client that is created by calling Client.Tx().

func (*Tx) Client 

func (tx *Tx) Client() *Client

Client returns a Client that binds to current transaction.

func (*Tx) Commit 

func (tx *Tx) Commit() error

Commit commits the transaction.

func (*Tx) Rollback 

func (tx *Tx) Rollback() error

Rollback rollbacks the transaction.

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