dao

Documentation

Index

• Constants
• func DeleteMetaByKey(key string) error
• func InsertOrUpdate(meta *Meta) error
• func IsNonUniqueNameError(err error) bool
• func QueryAllMeta(key string, condition string) (*[]Meta, error)
• func QueryMeta(key string, condition string) (*[]string, error)
• func SaveMeta(meta *Meta) error
• func UpdateMeta(meta *Meta) error
• func UpdateMetaField(key string, col string, value interface{}) error
• func UpdateMetaFields(key string, cols map[string]interface{}) error
• type Meta

Constants

const (
	MetaTableName = "meta"
)

constant metatable name reference

Functions

func DeleteMetaByKey

func DeleteMetaByKey(key string) error

DeleteMetaByKey delete meta by key

func InsertOrUpdate

func InsertOrUpdate(meta *Meta) error

InsertOrUpdate insert or update meta

func IsNonUniqueNameError

func IsNonUniqueNameError(err error) bool

IsNonUniqueNameError tests if the error returned by sqlite is unique. It will check various sqlite versions.

func QueryAllMeta

func QueryAllMeta(key string, condition string) (*[]Meta, error)

QueryAllMeta return all meta, if no error, Meta not null

func QueryMeta

func QueryMeta(key string, condition string) (*[]string, error)

QueryMeta return only meta's value, if no error, Meta not null

func SaveMeta

func SaveMeta(meta *Meta) error

SaveMeta save meta to db

func UpdateMeta

func UpdateMeta(meta *Meta) error

UpdateMeta update meta

func UpdateMetaField

func UpdateMetaField(key string, col string, value interface{}) error

UpdateMetaField update special field

func UpdateMetaFields

func UpdateMetaFields(key string, cols map[string]interface{}) error

UpdateMetaFields update special fields

Types

type Meta

type Meta struct {
	Key   string `orm:"column(key); size(256); pk"`
	Type  string `orm:"column(type); size(32)"`
	Value string `orm:"column(value); null; type(text)"`
}

Meta metadata object