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 ( // FilesColumns holds the columns for the "files" table. FilesColumns = []*schema.Column{ {Name: "id", Type: field.TypeInt, Increment: true}, {Name: "name", Type: field.TypeString}, {Name: "deleted", Type: field.TypeBool, Default: false}, {Name: "parent_id", Type: field.TypeInt, Nullable: true}, } // FilesTable holds the schema information for the "files" table. FilesTable = &schema.Table{ Name: "files", Columns: FilesColumns, PrimaryKey: []*schema.Column{FilesColumns[0]}, ForeignKeys: []*schema.ForeignKey{ { Symbol: "files_files_children", Columns: []*schema.Column{FilesColumns[3]}, RefColumns: []*schema.Column{FilesColumns[0]}, OnDelete: schema.SetNull, }, }, } // Tables holds all the tables in the schema. Tables = []*schema.Table{ FilesTable, } )
Functions ¶
Types ¶
type Schema ¶
type Schema struct {
// contains filtered or unexported fields
}
Schema is the API for creating, migrating and dropping a schema.
Click to show internal directories.
Click to hide internal directories.