| Interface | Description |
|---|---|
| SelectItem |
Anything between "SELECT" and "FROM"
|
| Class | Description |
|---|---|
| AllColumns |
All the columns (as in "SELECT * FROM ...")
|
| AllTableColumns | |
| CustomSelectItem |
格式化的selectItem
|
| Distinct |
A DISTINCT [(expression, ...)] clause
|
| FragmentSelectItemSql |
select 与 from 之间的特殊化sql片段
|
| SelectExpressionItem |
An expression as in "SELECT expr1 AS EXPR"
|
| Top |
A top clause in the form [TOP (row_count) or TOP row_count]
|
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