Batman
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# The aiimi Data Product
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## Maintained by: The aiimi Data Engineers
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## Table overview
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| Entity ID | Entity Name | Description | Entity Type | Primary Key(s) |
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|-----------|-------------|-------------|-------------|----------------|
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| 1 | transactions | Transaction Fact Table One line per transaction, but only transactions that have actually happened. | gold | transaction_id |
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| 2 | scheduled_transactions | Scheduled Transaction Fact Table One line per transaction, but only transactions that have not actually happened. | gold | scheduled_transaction_id |
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| 3 | accounts | Accounts Dimension Table Holds all the information relating to an account, type 1, 1 line per account. | gold | account_id |
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| 4 | categories | Categories Dimension Table Holds all the information relating to a category, type 1, 1 line per category. | gold | category_id |
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| 5 | payees | Payees Dimension Table Holds all the information relating to a payee, type 1, 1 line per payee. | gold | payee_id |
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| 6 | dates | Good old fashioned Date Dimension | gold | date_id |
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| 7 | accounts | Silver Accounts Table Other random information. | silver | |
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| 8 | categories | Silver Categories Table Other random information. | silver | |
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| 9 | payees | Silver Payees Table Other random information. | silver | |
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| 10 | scheduled_transactions | Silver Scheduled Transactions Table Other random information. | silver | |
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| 11 | transactions | Silver Transactions Table Other random information. | silver | |
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| 12 | accounts | | bronze | |
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| 13 | categories | | bronze | |
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| 14 | payees | | bronze | |
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| 15 | scheduled_transactions | | bronze | |
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| 16 | transactions | | bronze | |
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## Entity Relationship Diagram
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```mermaid
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erDiagram
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transactions {
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string transaction_id PK
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int account_id
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int category_id
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int payee_id
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int date_id
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decimal amount
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boolean cleared
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boolean approved
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boolean deleted
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string memo
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string flag_color
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string transfer_account_id
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}
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scheduled_transactions {
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int scheduled_transaction_id PK
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int account_id
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int category_id
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int payee_id
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str date_first
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str date_next
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decimal amount
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string frequency
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boolean deleted
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text memo
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string flag_color
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str transfer_account_id
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}
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accounts {
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int account_id PK
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string account_name
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string account_type
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boolean on_budget
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boolean closed
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text note
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decimal balance
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decimal cleared_balance
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decimal uncleared_balance
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boolean deleted
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}
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categories {
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int category_id PK
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string category_name
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string category_group_name
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boolean hidden
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text note
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decimal budgeted
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decimal activity
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decimal balance
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boolean deleted
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}
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payees {
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int payee_id PK
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string payee_name
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boolean deleted
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}
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dates {
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string date_id PK
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date date
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int year
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int month
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int day
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boolean is_weekday
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int weekday
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}
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scheduled_transactions ||--|| payees : "payee_id"
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transactions ||--|| categories : "category_id"
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scheduled_transactions ||--|| accounts : "account_id"
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transactions ||--|| dates : "date_id"
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scheduled_transactions ||--|| categories : "category_id"
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transactions ||--|| payees : "payee_id"
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transactions ||--|| accounts : "account_id"
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```
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## Lineage Report
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```mermaid
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%%{init: {"flowchart": {"defaultRenderer": "elk"}} }%%
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flowchart LR
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1[1 gold transactions]
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2[2 gold scheduled_transactions]
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3[3 gold accounts]
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4[4 gold categories]
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5[5 gold payees]
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6[6 gold dates]
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7[7 silver accounts]
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8[8 silver categories]
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9[9 silver payees]
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10[10 silver scheduled_transactions]
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11[11 silver transactions]
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12[12 bronze accounts]
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13[13 bronze categories]
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14[14 bronze payees]
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15[15 bronze scheduled_transactions]
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16[16 bronze transactions]
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11 --> 1
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10 --> 2
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7 --> 3
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8 --> 4
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9 --> 5
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12 --> 7
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13 --> 8
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14 --> 9
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15 --> 10
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16 --> 11
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```
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