## -1102: Too complicated SQL statement (Too many subqueries)

### Explanation:

1. The SQL statement contains too many subqueries. The number of permissible subqueries depends on the kind of SQL statement.

2. Subqueries were specified in a table expression as well as in the WHERE clause and HAVING clause of an SQL statement containing at least one corresponding subquery. This is not allowed.

### User Action:

Simplify the SQL statement or split it into several SQL statements.