---
title: Read Trading As Data
summary: SQL-022
status: draft
owner: Technical Writer
last_reviewed: 2026-07-31
library: SAIF.Business.Policy.Audit.Premium
reference_type: package
---

# SQL-022: Read Trading As Data

This statement supports the premium-audit library by read Trading As Data.

## Classification

| Field | Value |
| --- | --- |
| **SQL ID** | SQL-022 |
| **Operation type** | Read |
| **Execution method** | CommandType.Text / DataRequestType.Scalar |
| **Database** | Oracle |
| **Schema** | [unqualified]** |
| **Command type** | Text |
| **Business object** | `clsAudit` |
| **Criteria property** | *n/a — application layer* |
| **Lifecycle method** | `clsAudit.PolicyHasABN (application layer)` |

## Parameters

| Parameter | Direction | Type | Max length | Description |
| --- | --- | --- | --- | --- |
| `:policynumber` | Input | bound from `PolicyNumber` | — | Bound in `clsAudit.BeforeInsert` (line 2462) |

## Tables

| Table | Access | Columns used |
| --- | --- | --- |
| [`TRADING_AS`](../database-tables.md#trading_as) | SELECT | See sample SQL. |

## Sample SQL

```sql
SELECT
  COUNT(*)
FROM
  trading_as
WHERE
  policy_num = :policynumber
  AND trading_as_type_code = 'ABN'
  AND trunc(SYSDATE) BETWEEN trading_as_name_eff_date
  AND NVL (trading_as_cancel_date - 1, SYSDATE + 1)
```

## Operations and processes
- [Assign an audit to an auditor](../operations/assign-an-audit-to-an-auditor.md)
- [Synchronize an audit with WCIS policy-period changes](../operations/synchronize-an-audit-with-wcis-policy-period-changes.md)
- [Save a premium audit](../operations/save-a-premium-audit.md)
- [Audit lifecycle status transitions](../operations/audit-lifecycle-status-transitions.md)

## Business rules
- [BR-020](../business-rules.md#br-020-ineligible-policy-types-cannot-be-audited)
- [BR-021](../business-rules.md#br-021-duplicate-audits-are-blocked)
- [BR-032](../business-rules.md#br-032-rows-affected-must-equal-one)
- [BR-035](../business-rules.md#br-035-nonzerodecimalrequired-auditseqnum)
- [BR-036](../business-rules.md#br-036-nonzerodecimalrequired-policynumber)
- [BR-037](../business-rules.md#br-037-textrequired)
- [BR-057](../business-rules.md#br-057-validupdatableaudit)



> **Note:** Statements marked with * were inferred from code structure, naming conventions, or
> contextual evidence where direct confirmation was not available in source artifacts. Statements
> marked with ** could not be confirmed; treat as unknown until verified.

## Sources
- `Business/SAIF.Business.Policy.Audit.Premium/clsAudit.vb:2666-2685, 5004-5015`