migrate

package
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Published: Nov 27, 2022 License: Apache-2.0 Imports: 6 Imported by: 0

Documentation

Index

Constants

This section is empty.

Variables

View Source
var (
	// WithGlobalUniqueID sets the universal ids options to the migration.
	// If this option is enabled, ent migration will allocate a 1<<32 range
	// for the ids of each entity (table).
	// Note that this option cannot be applied on tables that already exist.
	WithGlobalUniqueID = schema.WithGlobalUniqueID
	// WithDropColumn sets the drop column option to the migration.
	// If this option is enabled, ent migration will drop old columns
	// that were used for both fields and edges. This defaults to false.
	WithDropColumn = schema.WithDropColumn
	// WithDropIndex sets the drop index option to the migration.
	// If this option is enabled, ent migration will drop old indexes
	// that were defined in the schema. This defaults to false.
	// Note that unique constraints are defined using `UNIQUE INDEX`,
	// and therefore, it's recommended to enable this option to get more
	// flexibility in the schema changes.
	WithDropIndex = schema.WithDropIndex
	// WithForeignKeys enables creating foreign-key in schema DDL. This defaults to true.
	WithForeignKeys = schema.WithForeignKeys
)
View Source
var (
	// AccountsColumns holds the columns for the "accounts" table.
	AccountsColumns = []*schema.Column{
		{Name: "id", Type: field.TypeInt, Increment: true},
		{Name: "name", Type: field.TypeString, Unique: true},
		{Name: "created_at", Type: field.TypeTime},
		{Name: "updated_at", Type: field.TypeTime},
	}
	// AccountsTable holds the schema information for the "accounts" table.
	AccountsTable = &schema.Table{
		Name:       "accounts",
		Columns:    AccountsColumns,
		PrimaryKey: []*schema.Column{AccountsColumns[0]},
	}
	// CredentialsColumns holds the columns for the "credentials" table.
	CredentialsColumns = []*schema.Column{
		{Name: "id", Type: field.TypeString, Unique: true},
		{Name: "type", Type: field.TypeString, Default: "jwt_vc"},
		{Name: "raw", Type: field.TypeJSON},
		{Name: "created_at", Type: field.TypeTime},
		{Name: "updated_at", Type: field.TypeTime},
		{Name: "account_credentials", Type: field.TypeInt, Nullable: true},
	}
	// CredentialsTable holds the schema information for the "credentials" table.
	CredentialsTable = &schema.Table{
		Name:       "credentials",
		Columns:    CredentialsColumns,
		PrimaryKey: []*schema.Column{CredentialsColumns[0]},
		ForeignKeys: []*schema.ForeignKey{
			{
				Symbol:     "credentials_accounts_credentials",
				Columns:    []*schema.Column{CredentialsColumns[5]},
				RefColumns: []*schema.Column{AccountsColumns[0]},
				OnDelete:   schema.SetNull,
			},
		},
	}
	// PrivateKeysColumns holds the columns for the "private_keys" table.
	PrivateKeysColumns = []*schema.Column{
		{Name: "id", Type: field.TypeString, Unique: true},
		{Name: "kty", Type: field.TypeString},
		{Name: "alg", Type: field.TypeString, Nullable: true},
		{Name: "jwk", Type: field.TypeJSON},
		{Name: "created_at", Type: field.TypeTime},
		{Name: "updated_at", Type: field.TypeTime},
		{Name: "account_keys", Type: field.TypeInt, Nullable: true},
	}
	// PrivateKeysTable holds the schema information for the "private_keys" table.
	PrivateKeysTable = &schema.Table{
		Name:       "private_keys",
		Columns:    PrivateKeysColumns,
		PrimaryKey: []*schema.Column{PrivateKeysColumns[0]},
		ForeignKeys: []*schema.ForeignKey{
			{
				Symbol:     "private_keys_accounts_keys",
				Columns:    []*schema.Column{PrivateKeysColumns[6]},
				RefColumns: []*schema.Column{AccountsColumns[0]},
				OnDelete:   schema.SetNull,
			},
		},
	}
	// PublicKeysColumns holds the columns for the "public_keys" table.
	PublicKeysColumns = []*schema.Column{
		{Name: "id", Type: field.TypeString, Unique: true},
		{Name: "kty", Type: field.TypeString},
		{Name: "alg", Type: field.TypeString, Nullable: true},
		{Name: "jwk", Type: field.TypeJSON},
		{Name: "created_at", Type: field.TypeTime},
		{Name: "updated_at", Type: field.TypeTime},
	}
	// PublicKeysTable holds the schema information for the "public_keys" table.
	PublicKeysTable = &schema.Table{
		Name:       "public_keys",
		Columns:    PublicKeysColumns,
		PrimaryKey: []*schema.Column{PublicKeysColumns[0]},
	}
	// Tables holds all the tables in the schema.
	Tables = []*schema.Table{
		AccountsTable,
		CredentialsTable,
		PrivateKeysTable,
		PublicKeysTable,
	}
)

Functions

func Create

func Create(ctx context.Context, s *Schema, tables []*schema.Table, opts ...schema.MigrateOption) error

Create creates all table resources using the given schema driver.

Types

type Schema

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

Schema is the API for creating, migrating and dropping a schema.

func NewSchema

func NewSchema(drv dialect.Driver) *Schema

NewSchema creates a new schema client.

func (*Schema) Create

func (s *Schema) Create(ctx context.Context, opts ...schema.MigrateOption) error

Create creates all schema resources.

func (*Schema) WriteTo

func (s *Schema) WriteTo(ctx context.Context, w io.Writer, opts ...schema.MigrateOption) error

WriteTo writes the schema changes to w instead of running them against the database.

if err := client.Schema.WriteTo(context.Background(), os.Stdout); err != nil {
	log.Fatal(err)
}

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