58 lines
2.3 KiB
TypeScript
58 lines
2.3 KiB
TypeScript
import { BaseSchema } from "@adonisjs/lucid/schema";
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export default class LinkDatasetSubjects extends BaseSchema {
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protected tableName = 'link_dataset_subjects';
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public async up() {
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this.schema.createTable(this.tableName, (table) => {
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table.integer('subject_id').index('link_dataset_subjects_subject_id_index').notNullable();
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table
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.foreign('subject_id', 'link_dataset_subjects_subject_id_foreign')
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.references('id')
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.inTable('dataset_subjects')
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.onDelete('NO ACTION') // don't delete this when subject is deleted
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.onUpdate('NO ACTION');
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table.integer('document_id').index('link_dataset_subjects_document_id_index').notNullable();
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table
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.foreign('document_id', 'link_dataset_subjects_document_id_foreign')
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.references('id')
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.inTable('documents')
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.onDelete('CASCADE') // delete this when document is deleted
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.onUpdate('CASCADE');
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table.primary(['subject_id', 'document_id']);
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});
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}
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public async down() {
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this.schema.dropTable(this.tableName);
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}
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}
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// -- Table: link_dataset_subjects
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// CREATE TABLE IF NOT EXISTS link_dataset_subjects
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// (
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// subject_id integer NOT NULL,
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// document_id integer NOT NULL,
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// CONSTRAINT link_dataset_subjects_pkey PRIMARY KEY (subject_id, document_id),
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// CONSTRAINT link_dataset_subjects_document_id_foreign FOREIGN KEY (document_id)
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// REFERENCES documents (id) MATCH SIMPLE
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// ON UPDATE CASCADE
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// ON DELETE CASCADE,
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// CONSTRAINT link_dataset_subjects_subject_id_foreign FOREIGN KEY (subject_id)
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// REFERENCES dataset_subjects (id) MATCH SIMPLE
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// ON UPDATE NO ACTION
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// ON DELETE NO ACTION
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// )
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// -- Index: link_dataset_subjects_document_id_index
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// -- DROP INDEX IF EXISTS link_dataset_subjects_document_id_index;
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// CREATE INDEX IF NOT EXISTS link_dataset_subjects_document_id_index
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// ON link_dataset_subjects USING btree
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// (document_id ASC);
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// -- Index: link_dataset_subjects_subject_id_index
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// -- DROP INDEX IF EXISTS link_dataset_subjects_subject_id_index;
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// CREATE INDEX IF NOT EXISTS link_dataset_subjects_subject_id_index
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// ON link_dataset_subjects USING btree
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// (subject_id ASC);
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