Entities
| Entity | Purpose | Typical Cadence |
|---|---|---|
| Catalog | Determines what can be shown or ranked | Batch on change (hourly–daily) |
| Users | Identifies who we are personalizing for | Upserts as profile changes |
| Events | Tracks how users interact | Streaming (near real-time) |
Integration
Sequen will collaborate with you to prepare and ingest your data. We offer several methods for integration:- REST API
- Data warehouse integration (S3, Snowflake, Databricks)
- Custom connectors
Supported Field Types
Types are auto-detected on upload, and can be manually adjusted as needed. We support the following types:| Type | JSON shape | Example snippet | Notes / limits |
|---|---|---|---|
| id | ”text” | "id": "1349ADJASGRE" | Primary key for entities. |
| string | ”text” | "sku_id": "SKU-123" | UTF-8, ≤16 KB |
| number | 123 or 45.6 | "price": 79.99 | 64-bit float; integers are fine |
| boolean | true / false | "available": true | — |
| array<string> | [ “a”, “b”, … ] | "category_ids": ["footwear", "sneakers"] | Array of strings only (use an object for mixed types) |
| datetime | ISO-8601 string or Unix timestamp (number) | "original_timestamp": "2025-07-10T14:09:12Z" or "original_timestamp": 1720618152 | ISO-8601 with millisecond precision or Unix timestamp in seconds or milliseconds |
| embedding | array<number> | "embeddings": { "taste_v1": [-0.12, 0.09, …] } | Vector of floats, ≤1,024 dims. Multiple named embeddings allowed inside the object. |
| relation | ”text” | "merchant_id": "merchant-1" | Mapped to the Table that this field relates to. |
| object | { … } | "transaction": { "payment_method": "credit", "currency": "USD" } | Nested JSON object, ≤4 KB |