diff --git a/ismism.ts/src/eid/db.ts b/ismism.ts/src/eid/db.ts
new file mode 100644
index 0000000..80a9930
--- /dev/null
+++ b/ismism.ts/src/eid/db.ts
@@ -0,0 +1,101 @@
+import { Collection, IndexOptions, MongoClient, UpdateFilter, Document } from "./mod.ts"
+import { Act, Agd, Aut, Dst, Lit, Ord, Soc, Usr, Video, Work, Wsl } from "./typ.ts"
+
+const conn = new MongoClient()
+await conn.connect("mongodb://127.0.0.1:27017")
+
+export let coll = await db("tst", true)
+
+export type Coll<T extends Document> = Collection<T>
+export type Update<T> = UpdateFilter<T>
+export type DocC<_Id> = Promise<NonNullable<_Id> | null>
+export type DocR<Doc> = Promise<NonNullable<Doc> | null>
+export type DocU = Promise<0 | 1 | null>
+export type DocD = Promise<0 | 1 | null>
+
+const nam: IndexOptions[] = [{
+	key: { nam: 1 }, name: "nam", unique: true,
+}]
+const adm: IndexOptions[] = [{
+	key: { adm1: 1 }, name: "adm1",
+}, {
+	key: { adm2: 1 }, name: "adm2",
+},]
+const re: IndexOptions[] = [{
+	key: { rej: 1 }, name: "rej",
+	partialFilterExpression: { rej: { $exists: true } },
+}, {
+	key: { ref: 1 }, name: "ref",
+	partialFilterExpression: { ref: { $exists: true } },
+}]
+const rel: IndexOptions[] = [{
+	key: { sec: 1 }, name: "sec",
+}, {
+	key: { uid: 1 }, name: "uid",
+}, {
+	key: { res: 1 }, name: "res",
+	partialFilterExpression: { res: { $exists: true } },
+}]
+const nbr: IndexOptions[] = [{
+	key: { nbr: 1 }, name: "nbr", unique: true,
+	partialFilterExpression: { nbr: { $exists: true } },
+}]
+const rec: IndexOptions[] = [{
+	key: { "_id.uid": 1, "_id.utc": -1 }, name: "uid-utc"
+}, {
+	key: { "_id.aid": 1, "_id.utc": -1 }, name: "aid-utc"
+}, {
+	key: { "_id.utc": -1 }, name: "utc"
+}]
+const live: IndexOptions[] = [{
+	key: { "utc.end": -1, "utc.start": -1 }, name: "live",
+	partialFilterExpression: { utc: { $exists: true } },
+}]
+const dst: IndexOptions[] = [{
+	key: { "_id.rd": 1, "_id.aid": 1, "_id.uid": 1 }, name: "rd-aid-uid",
+}]
+const md: IndexOptions[] = [{
+	key: { pin: 1, "utc.put": -1 }, name: "pin",
+	partialFilterExpression: { pin: { $exists: true } }
+}]
+
+export async function db(
+	dbnam: "ismism-dev" | "tst",
+	reset = false,
+) {
+	const db = conn.database(dbnam)
+	const c = {
+		usr: db.collection<Usr>("usr"),
+		agd: db.collection<Agd>("agd"),
+		soc: db.collection<Soc>("soc"),
+
+		work: db.collection<Work>("work"),
+		video: db.collection<Video>("video"),
+		ord: db.collection<Ord>("ord"),
+		dst: db.collection<Dst>("dst"),
+
+		wsl: db.collection<Wsl>("wsl"),
+		lit: db.collection<Lit>("lit"),
+
+		aut: db.collection<Aut>("aut"),
+		act: db.collection<Act>("act"),
+	}
+
+	if (reset) {
+		await db.dropDatabase()
+		await c.usr.createIndexes({ indexes: [...nam, ...nbr, ...re] })
+		await c.agd.createIndexes({ indexes: [...nam, ...adm, ...re, ...rel] })
+		await c.soc.createIndexes({ indexes: [...nam, ...adm, ...re, ...rel] })
+
+		await c.work.createIndexes({ indexes: [...rec] })
+		await c.video.createIndexes({ indexes: [...rec, ...live] })
+		await c.ord.createIndexes({ indexes: [...rec] })
+		await c.dst.createIndexes({ indexes: [...dst] })
+
+		await c.wsl.createIndexes({ indexes: [...md] })
+		await c.lit.createIndexes({ indexes: [...md] })
+	}
+
+	if (dbnam === "ismism-dev") coll = c
+	return c
+}
diff --git a/ismism.ts/src/eid/mod.ts b/ismism.ts/src/eid/mod.ts
new file mode 100644
index 0000000..d7b3d27
--- /dev/null
+++ b/ismism.ts/src/eid/mod.ts
@@ -0,0 +1 @@
+export * from "https://deno.land/x/mongo@v0.31.2/mod.ts"
diff --git a/ismism.ts/src/eid/typ.ts b/ismism.ts/src/eid/typ.ts
index d95e43b..3cc69bf 100644
--- a/ismism.ts/src/eid/typ.ts
+++ b/ismism.ts/src/eid/typ.ts
@@ -7,8 +7,8 @@ export type Id = {
 	intro: string,
 }
 export type Re = {
-	rej: Usr["_id"][],
-	ref: Usr["_id"][],
+	rej?: Usr["_id"][],
+	ref?: Usr["_id"][],
 }
 export type Rel = {
 	sec: Usr["_id"][],
@@ -50,11 +50,7 @@ export type Work = Rec & Re & {
 export type Video = Rec & Re & {
 	nam: string,
 	src: string,
-}
-export type Live = Rec & Re & {
-	nam: string,
-	src: string,
-	utc: { start: number, end: number },
+	utc?: { start: number, end: number },
 }
 export type Ord = Rec & {
 	nam: string,
@@ -68,6 +64,17 @@ export type Dst = {
 	_id: { rd: number, aid: Agd["_id"], uid?: Usr["_id"] },
 }
 
+export type Md = {
+	_id: number,
+	nam: string,
+	utc: { pre: number, put: number },
+	uid: Usr["_id"],
+	md: string,
+	pin?: boolean,
+}
+export type Wsl = Md
+export type Lit = Md
+
 export type Aut = {
 	_id: Usr["_id"],
 	aut: ("sup" | "aud" | "aut" | "wsl" | "lit")[],
@@ -80,14 +87,3 @@ export type Act = {
 	itm: Itm[],
 	rd?: Dst["_id"]["rd"],
 }
-
-export type Md = {
-	_id: number,
-	nam: string,
-	utc: { pre: number, put: number },
-	uid: Usr["_id"],
-	md: string,
-	pin?: boolean,
-}
-export type Wsl = Md
-export type Lit = Md
diff --git a/ismism.ts/src/ont/base.ts b/ismism.ts/src/ont/base.ts
index 950546f..c642d29 100644
--- a/ismism.ts/src/ont/base.ts
+++ b/ismism.ts/src/ont/base.ts
@@ -1,4 +1,4 @@
-import { base64, hex } from "../mod.ts"
+import { base64, hex } from "./mod.ts"
 
 const te = new TextEncoder()
 const td = new TextDecoder()
diff --git a/ismism.ts/src/mod.ts b/ismism.ts/src/ont/mod.ts
similarity index 100%
rename from ismism.ts/src/mod.ts
rename to ismism.ts/src/ont/mod.ts