diff --git a/db-datos/drizzle/0003_abandoned_landau.sql b/db-datos/drizzle/0003_abandoned_landau.sql
new file mode 100644
index 0000000..2500591
--- /dev/null
+++ b/db-datos/drizzle/0003_abandoned_landau.sql
@@ -0,0 +1 @@
+CREATE INDEX `precios_ean_idx` ON `precios` (`ean`);
\ No newline at end of file
diff --git a/db-datos/drizzle/meta/0003_snapshot.json b/db-datos/drizzle/meta/0003_snapshot.json
new file mode 100644
index 0000000..582d5e2
--- /dev/null
+++ b/db-datos/drizzle/meta/0003_snapshot.json
@@ -0,0 +1,101 @@
+{
+  "version": "5",
+  "dialect": "sqlite",
+  "id": "e1217fdb-6f54-44c5-a04b-c5aebf202102",
+  "prevId": "cbd90a60-7568-489f-ac45-95bd8818ffbd",
+  "tables": {
+    "precios": {
+      "name": "precios",
+      "columns": {
+        "id": {
+          "name": "id",
+          "type": "integer",
+          "primaryKey": true,
+          "notNull": true,
+          "autoincrement": true
+        },
+        "ean": {
+          "name": "ean",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "fetched_at": {
+          "name": "fetched_at",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "precio_centavos": {
+          "name": "precio_centavos",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "in_stock": {
+          "name": "in_stock",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "url": {
+          "name": "url",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "warc_record_id": {
+          "name": "warc_record_id",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "parser_version": {
+          "name": "parser_version",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "name": {
+          "name": "name",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "image_url": {
+          "name": "image_url",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        }
+      },
+      "indexes": {
+        "precios_ean_idx": {
+          "name": "precios_ean_idx",
+          "columns": [
+            "ean"
+          ],
+          "isUnique": false
+        }
+      },
+      "foreignKeys": {},
+      "compositePrimaryKeys": {},
+      "uniqueConstraints": {}
+    }
+  },
+  "enums": {},
+  "_meta": {
+    "schemas": {},
+    "tables": {},
+    "columns": {}
+  }
+}
\ No newline at end of file
diff --git a/db-datos/drizzle/meta/_journal.json b/db-datos/drizzle/meta/_journal.json
index 708d59d..754b339 100644
--- a/db-datos/drizzle/meta/_journal.json
+++ b/db-datos/drizzle/meta/_journal.json
@@ -22,6 +22,13 @@
       "when": 1703452301821,
       "tag": "0002_wild_amazoness",
       "breakpoints": true
+    },
+    {
+      "idx": 3,
+      "version": "5",
+      "when": 1703521964385,
+      "tag": "0003_abandoned_landau",
+      "breakpoints": true
     }
   ]
 }
\ No newline at end of file
diff --git a/db-datos/schema.ts b/db-datos/schema.ts
index 0c58c08..3c5a833 100644
--- a/db-datos/schema.ts
+++ b/db-datos/schema.ts
@@ -1,16 +1,24 @@
-import { integer, sqliteTable, text } from "drizzle-orm/sqlite-core";
+import { index, integer, sqliteTable, text } from "drizzle-orm/sqlite-core";
 
-export const precios = sqliteTable("precios", {
-  id: integer("id", { mode: "number" }).primaryKey({ autoIncrement: true }),
-  ean: text("ean").notNull(),
-  fetchedAt: integer("fetched_at", { mode: "timestamp" }).notNull(),
-  precioCentavos: integer("precio_centavos"),
-  inStock: integer("in_stock", { mode: "boolean" }),
-  url: text("url").notNull(),
-  warcRecordId: text("warc_record_id"),
-  parserVersion: integer("parser_version"),
-  name: text("name"),
-  imageUrl: text("image_url"),
-});
+export const precios = sqliteTable(
+  "precios",
+  {
+    id: integer("id", { mode: "number" }).primaryKey({ autoIncrement: true }),
+    ean: text("ean").notNull(),
+    fetchedAt: integer("fetched_at", { mode: "timestamp" }).notNull(),
+    precioCentavos: integer("precio_centavos"),
+    inStock: integer("in_stock", { mode: "boolean" }),
+    url: text("url").notNull(),
+    warcRecordId: text("warc_record_id"),
+    parserVersion: integer("parser_version"),
+    name: text("name"),
+    imageUrl: text("image_url"),
+  },
+  (precios) => {
+    return {
+      preciosEanIdx: index("precios_ean_idx").on(precios.ean),
+    };
+  }
+);
 
 export type Precio = typeof precios.$inferSelect;