model

package

v6.0.0-beta.3 Latest Latest Go to latest Published: Apr 22, 2024 License: MIT Imports: 13 Imported by: 0

Details

Valid go.mod file
Redistributable license
Tagged version
Stable version
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Repository

github.com/issue9/orm

Documentation ¶

Overview ¶

Package model 管理数据模型

Index ¶

func SetOCC(m *core.Model, c *Column, vals []string) error
func SetPK(m *core.Model, col *Column, vals []string) error
type Column
- func NewColumn(field reflect.StructField) (*Column, error)
type Models
- func NewModels(db *sql.DB, d core.Dialect, tablePrefix string) (*Models, core.Engine, error)

Constants ¶

This section is empty.

Variables ¶

This section is empty.

Functions ¶

func SetOCC ¶

func SetOCC(m *core.Model, c *Column, vals []string) error

occ

func SetPK ¶

func SetPK(m *core.Model, col *Column, vals []string) error

pk

Types ¶

type Column ¶

type Column struct {
	*core.Column
	GoType reflect.Type
}

func NewColumn ¶

func NewColumn(field reflect.StructField) (*Column, error)

func (*Column) ParseTags ¶

func (col *Column) ParseTags(m *core.Model, tag string) (err error)

func (*Column) SetAI ¶

func (col *Column) SetAI(m *core.Model, vals []string) error

ai

func (*Column) SetDefault ¶

func (col *Column) SetDefault(vals []string) error

default(5)

func (*Column) SetLen ¶

func (col *Column) SetLen(vals []string) (err error)

从参数中获取 Column 的 len1 和 len2 变量

len(len1,len2)

func (*Column) SetNullable ¶

func (col *Column) SetNullable(vals []string) (err error)

nullable

type Models ¶

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

Models 数据模型管理

func NewModels ¶

func NewModels(db *sql.DB, d core.Dialect, tablePrefix string) (*Models, core.Engine, error)

NewModels 声明 Models 变量

返回对象中除了 Models 之外，还包含了一个 core.Engine 对象，该对象的表名前缀由参数 tablePrefix 指定。

func (*Models) Close ¶

func (ms *Models) Close() error

Close 清除所有的 core.Model 缓存

func (*Models) DB ¶

func (ms *Models) DB() *sql.DB

func (*Models) Length ¶

func (ms *Models) Length() (cnt int)

func (*Models) New ¶

func (ms *Models) New(obj core.TableNamer) (*core.Model, error)

New 从一个 obj 声明 core.Model 实例

obj 可以是一个结构体或是指针。

func (*Models) NewEngine ¶

func (ms *Models) NewEngine(e stdEngine, tablePrefix string) core.Engine

NewEngine 声明实现 core.Engine 接口的实例

func (*Models) Version ¶

func (ms *Models) Version() string

Source Files ¶

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