| 1. | Is a subquery that retrieves rows from the database
从数据库中检索行的子查询。 |
| 2. | A correlated subquery can also be used in the
中的不同行而发生改变。 |
| 3. | This statement is represented in the example as subquery s1
这个语句在示例中表示为子查询s1 。 |
| 4. | Subquery select statements that appear inside an if statement
If语句中出现的子查询select语句。 |
| 5. | What fraction of queries that were optimized contained a subquery
所优化查询的哪一部分包含子查询？ |
| 6. | A subquery can be used anywhere an expression is allowed
任何允许使用表达式的地方都可以使用子查询。 |
| 7. | The following example uses in in a correlated , or repeating , subquery
以下示例在相关或重复子查询中使用 |
| 8. | The select query of a subquery is always enclosed in parentheses
子查询的select查询总是使用圆括号括起来。 |
| 9. | Join fundamentals subquery fundamentals
联接基础知识 |
| 10. | Number of optimizations for a query that contains at least one subquery
包含至少一个子查询的查询的优化数。 |
