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feat(schema): refresh stale metadata cache

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t8y2
2026-05-17 16:43:56 +08:00
parent ce0037d70a
commit 92a6ed1a6e
7 changed files with 262 additions and 28 deletions
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tests/sqlMetadataRefresh.test.ts
+42 -2
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@@ -1,10 +1,15 @@
import assert from "node:assert/strict";
import test from "node:test";
import { sqlMetadataRefreshScope } from "../src/lib/sqlMetadataRefresh.ts";
import { sqlMetadataRefreshScope, sqlMetadataRefreshTarget } from "../src/lib/sqlMetadataRefresh.ts";
test("database DDL refreshes the connection database list", () => {
assert.equal(sqlMetadataRefreshScope("CREATE DATABASE app;"), "connection");
assert.equal(sqlMetadataRefreshScope("drop schema public cascade;"), "connection");
assert.deepEqual(sqlMetadataRefreshTarget("DROP DATABASE app;"), { scope: "connection" });
});
test("schema DDL refreshes the selected database tree", () => {
assert.equal(sqlMetadataRefreshScope("drop schema public cascade;"), "database");
assert.deepEqual(sqlMetadataRefreshTarget("CREATE SCHEMA analytics;"), { scope: "database" });
});
test("object DDL refreshes the selected database tree", () => {
@@ -19,8 +24,43 @@ test("object DDL refreshes the selected database tree", () => {
);
});
test("qualified object DDL refreshes the matching schema node", () => {
assert.deepEqual(sqlMetadataRefreshTarget("CREATE TABLE public.users (id int);"), {
scope: "database",
schema: "public",
});
assert.deepEqual(sqlMetadataRefreshTarget('ALTER TABLE "Sales".orders ADD COLUMN name text;'), {
scope: "database",
schema: "Sales",
});
assert.deepEqual(sqlMetadataRefreshTarget("DROP VIEW `reporting`.active_users;"), {
scope: "database",
schema: "reporting",
});
assert.deepEqual(sqlMetadataRefreshTarget("CREATE INDEX idx_users_email ON public.users (email);"), {
scope: "database",
schema: "public",
});
});
test("unqualified object DDL can use the active schema as the refresh target", () => {
assert.deepEqual(sqlMetadataRefreshTarget("ALTER TABLE users ADD COLUMN name text;", "public"), {
scope: "database",
schema: "public",
});
assert.deepEqual(sqlMetadataRefreshTarget("CREATE SCHEMA analytics;", "public"), { scope: "database" });
});
test("multiple object DDL schemas fall back to refreshing the database tree", () => {
assert.deepEqual(
sqlMetadataRefreshTarget("CREATE TABLE public.users (id int); CREATE TABLE audit.events (id int);"),
{ scope: "database" },
);
});
test("data-only SQL does not refresh metadata trees", () => {
assert.equal(sqlMetadataRefreshScope("SELECT * FROM users;"), "none");
assert.equal(sqlMetadataRefreshScope("INSERT INTO users VALUES (1);"), "none");
assert.equal(sqlMetadataRefreshScope("TRUNCATE TABLE users;"), "none");
assert.deepEqual(sqlMetadataRefreshTarget("SELECT * FROM users;"), { scope: "none" });
});