Documentation ¶
Index ¶
Constants ¶
This section is empty.
Variables ¶
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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 // WithFixture sets the foreign-key renaming option to the migration when upgrading // ent from v0.1.0 (issue-#285). Defaults to false. WithFixture = schema.WithFixture // WithForeignKeys enables creating foreign-key in schema DDL. This defaults to true. WithForeignKeys = schema.WithForeignKeys )
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var ( // CategoriesColumns holds the columns for the "categories" table. CategoriesColumns = []*schema.Column{ {Name: "id", Type: field.TypeUUID}, {Name: "name", Type: field.TypeString}, } // CategoriesTable holds the schema information for the "categories" table. CategoriesTable = &schema.Table{ Name: "categories", Columns: CategoriesColumns, PrimaryKey: []*schema.Column{CategoriesColumns[0]}, ForeignKeys: []*schema.ForeignKey{}, } // ProductsColumns holds the columns for the "products" table. ProductsColumns = []*schema.Column{ {Name: "id", Type: field.TypeUUID}, {Name: "name", Type: field.TypeString}, {Name: "category_ref", Type: field.TypeString}, } // ProductsTable holds the schema information for the "products" table. ProductsTable = &schema.Table{ Name: "products", Columns: ProductsColumns, PrimaryKey: []*schema.Column{ProductsColumns[0]}, ForeignKeys: []*schema.ForeignKey{}, } // VariantsColumns holds the columns for the "variants" table. VariantsColumns = []*schema.Column{ {Name: "id", Type: field.TypeUUID}, {Name: "code", Type: field.TypeString}, {Name: "name", Type: field.TypeString}, {Name: "price", Type: field.TypeFloat64}, {Name: "product_variants", Type: field.TypeUUID, Nullable: true}, } // VariantsTable holds the schema information for the "variants" table. VariantsTable = &schema.Table{ Name: "variants", Columns: VariantsColumns, PrimaryKey: []*schema.Column{VariantsColumns[0]}, ForeignKeys: []*schema.ForeignKey{ { Symbol: "variants_products_variants", Columns: []*schema.Column{VariantsColumns[4]}, RefColumns: []*schema.Column{ProductsColumns[0]}, OnDelete: schema.SetNull, }, }, } // Tables holds all the tables in the schema. Tables = []*schema.Table{ CategoriesTable, ProductsTable, VariantsTable, } )
Functions ¶
This section is empty.
Types ¶
type Schema ¶
type Schema struct {
// contains filtered or unexported fields
}
Schema is the API for creating, migrating and dropping a schema.
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