## Customers

customerID | firstName | lastName | address | phoneNumber
--- | --- | --- | --- | ---
1 | John | Doe | 123 Main St | 555-1234
2 | Jane | Smith | 456 Elm St | 555-5678

## Accounts

accountID | customerID | balance
--- | --- | ---
| (→ Customers.customerID) |
1 | 1 | 1000.0
2 | 2 | 5000.0

## Transactions

transactionID | accountID | amount | date
--- | --- | --- | ---
| (→ Accounts.accountID) |  |
1 | 1 | 200.0 | 2022-01-01 10:00:00
2 | 2 | -300.0 | 2022-01-02 15:00:00

## HedgeFund

hedgeFundID | name | performanceRatio
--- | --- | ---
1 | Fund A | 1.2
2 | Fund B | 1.15

## MutualFund

mutualFundID | name | netAssetValue
--- | --- | ---
1 | Fund C | 100000.0
2 | Fund D | 90000.0

## MarketShare

marketShareID | hedgeFundID | mutualFundID | sharePercentage
--- | --- | --- | ---
| (→ HedgeFund.hedgeFundID) | (→ MutualFund.mutualFundID) |
1 | 1 | 1 | 2%
2 | 2 | 2 | 2%
3 | 1 | 3 | 3%
4 | 2 | 4 | 3%