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entc/gen: add support for referencing fks to existing fields (#1289)

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This commit is contained in:
Ariel Mashraki
2021-03-01 22:57:32 +02:00
committed by GitHub
parent 31bee10942
commit 0d0a93b95f
90 changed files with 6936 additions and 327 deletions
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3
examples/start/ent/car_query.go
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@@ -381,7 +381,8 @@ func (cq *CarQuery) sqlAll(ctx context.Context) ([]*Car, error) {
ids := make([]int, 0, len(nodes))
nodeids := make(map[int][]*Car)
for i := range nodes {
if fk := nodes[i].user_cars; fk != nil {
fk := nodes[i].user_cars
if fk != nil {
ids = append(ids, *fk)
nodeids[*fk] = append(nodeids[*fk], nodes[i])
}

15
examples/start/ent/migrate/schema.go
View File

@@ -26,9 +26,8 @@ var (
PrimaryKey: []*schema.Column{CarsColumns[0]},
ForeignKeys: []*schema.ForeignKey{
{
Symbol: "cars_users_cars",
Columns: []*schema.Column{CarsColumns[3]},
Symbol: "cars_users_cars",
Columns: []*schema.Column{CarsColumns[3]},
RefColumns: []*schema.Column{UsersColumns[0]},
OnDelete: schema.SetNull,
},
@@ -71,16 +70,14 @@ var (
PrimaryKey: []*schema.Column{GroupUsersColumns[0], GroupUsersColumns[1]},
ForeignKeys: []*schema.ForeignKey{
{
Symbol: "group_users_group_id",
Columns: []*schema.Column{GroupUsersColumns[0]},
Symbol: "group_users_group_id",
Columns: []*schema.Column{GroupUsersColumns[0]},
RefColumns: []*schema.Column{GroupsColumns[0]},
OnDelete: schema.Cascade,
},
{
Symbol: "group_users_user_id",
Columns: []*schema.Column{GroupUsersColumns[1]},
Symbol: "group_users_user_id",
Columns: []*schema.Column{GroupUsersColumns[1]},
RefColumns: []*schema.Column{UsersColumns[0]},
OnDelete: schema.Cascade,
},