| Goal | Find STATEMENT level triggers that refer to the values of row variables NEW or OLD. NEW and OLD are special variables that can only be used in row-level trigger procedures. |
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| Notes | The Tr subquery has been created based on the subquery of INFORMATION_SCHEMA.triggers view. In the returned body of routine the query replaces each newline character with the line break (br) tag for the better readability in case the query result is displayed in a web browser. |
| Type | Problem detection Each row in the result could represent a flaw in the design |
| Reliability | High Few or no false-positive results |
| License | MIT (opens in new tab) |
| Fixing Suggestion | Remove references to these variables from the trigger procedure. |
| Data Source | INFORMATION_SCHEMA+system catalog |
| SQL Query |
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Collections
This query belongs to the following collections:
Find problems automatically
Queries, that results point to problems in the database. Each query in the collection produces an initial assessment. However, a human reviewer has the final say as to whether there is a problem or not .
| Name | Description |
|---|---|
| Find problems automatically | Queries, that results point to problems in the database. Each query in the collection produces an initial assessment. However, a human reviewer has the final say as to whether there is a problem or not . |
Categories
This query is classified under the following categories:
Triggers and rules
Queries of this category provide information about triggers and rules in a database.
| Name | Description |
|---|---|
| Triggers and rules | Queries of this category provide information about triggers and rules in a database. |