fix: sql guard gaps, date tz, timeouts, payload

test/unit/db/postgres.test.ts

@@ -41,9 +41,14 @@ const pgState = vi.hoisted(() => {
     return { state, FakePool }
 })
 
-vi.mock('pg', () => ({
-    default: { Pool: pgState.FakePool }
-}))
+vi.mock('pg', async () => {
+    // Use the real TypeOverrides so the driver's date/timestamp parser overrides
+    // are exercised against pg's genuine default parsers (e.g. timestamptz).
+    const actual = (await vi.importActual('pg')) as { default: { TypeOverrides: unknown } }
+    return {
+        default: { Pool: pgState.FakePool, TypeOverrides: actual.default.TypeOverrides }
+    }
+})
 
 import type { ConnectionConfig } from '../../../src/config/types.js'
 import { createPostgresDriver } from '../../../src/db/postgres.js'
@@ -87,6 +92,27 @@ describe('createPostgresDriver', () => {
         expect(pgState.state.pools[1].options).toMatchObject({ database: 'other' })
     })
 
+    it('sets a connection timeout on every pool', async () => {
+        const driver = createPostgresDriver(target())
+        await driver.query({ sql: 'select 1', rowLimit: 10 })
+        expect(pgState.state.pools[0].options.connectionTimeoutMillis).toBe(10_000)
+    })
+
+    it('returns wall-clock date/timestamp types as raw strings, keeps tz absolute', async () => {
+        const driver = createPostgresDriver(target())
+        await driver.query({ sql: 'select 1', rowLimit: 10 })
+        const types = pgState.state.pools[0].options.types as {
+            getTypeParser: (oid: number, format?: string) => (value: string) => unknown
+        }
+        // DATE (1082) and TIMESTAMP without tz (1114) stay raw strings.
+        expect(types.getTypeParser(1082)('2026-06-11')).toBe('2026-06-11')
+        expect(types.getTypeParser(1114)('2026-06-11 12:34:56')).toBe('2026-06-11 12:34:56')
+        // TIMESTAMPTZ (1184) keeps the default parser, which is not identity.
+        expect(types.getTypeParser(1184)('2026-06-11 12:34:56+00')).not.toBe(
+            '2026-06-11 12:34:56+00'
+        )
+    })
+
     it('passes readonly as a startup option', async () => {
         const driver = createPostgresDriver(target({ readonly: true }))
         await driver.query({ sql: 'select 1', rowLimit: 10 })