SQL Server error code
SQL Server error 8623
SQL Server raises error 8623 at severity 16, which marks a problem with the query or data that you can correct.
The query processor ran out of internal resources and could not produce a query plan. This is a rare event and only expected for extremely complex queries or queries that reference a very large number of tables or partitions. Please simplify the query. If you believe you have received this message in error, contact Customer Support Services for more information.
| Msg | 8623 |
|---|---|
| Name | OPTIMIZER_NOPLAN_ERR |
| Severity | 16 |
| Group | 8000–8999 |
What it means
The Query Optimizer is unable to generate a query plan due to either running out of resources or the query being too complex, two different states can be returned for this error