@date 2019年4月29日上午11:32:02 @desc Select语法操作类
| 13 | * @desc Select语法操作类 |
| 14 | */ |
| 15 | public abstract class Select extends Statement { |
| 16 | /*是否替换所有字段*/ |
| 17 | protected boolean isChangeColumn; |
| 18 | |
| 19 | @Override |
| 20 | public abstract String getSql(boolean safe); |
| 21 | |
| 22 | /** |
| 23 | * @title: addColumn |
| 24 | * @desc: 增加查询字段,支持别名 |
| 25 | */ |
| 26 | public abstract Select addColumn(String expr, String alias); |
| 27 | |
| 28 | public abstract Select addColumn(SelectItem item); |
| 29 | |
| 30 | /** |
| 31 | * @title: addColumn |
| 32 | * @desc: 增加查询字段,不支持别名 |
| 33 | */ |
| 34 | public abstract Select addColumn(String expr); |
| 35 | |
| 36 | /** |
| 37 | * @title: where |
| 38 | * @desc "WHERE"符号 |
| 39 | */ |
| 40 | public abstract Select where(String expr); |
| 41 | |
| 42 | /** |
| 43 | * @title: removeAllWhere |
| 44 | * @desc 移除where条件 |
| 45 | */ |
| 46 | public abstract Select removeAllWhere(); |
| 47 | |
| 48 | /** |
| 49 | * @title: and |
| 50 | * @desc "AND"符号 |
| 51 | */ |
| 52 | public abstract Select and(String expr); |
| 53 | |
| 54 | /** |
| 55 | * @title: or |
| 56 | * @desc "OR"符号 |
| 57 | */ |
| 58 | public abstract Select or(String expr); |
| 59 | |
| 60 | /** |
| 61 | * @title: simpleJoin |
| 62 | * @desc "select * form a,b"的JOIN方式 |
| 63 | */ |
| 64 | public abstract Select simpleJoin(String tableName); |
| 65 | |
| 66 | public abstract Select simpleJoin(Table table); |
| 67 | |
| 68 | /** |
| 69 | * @title: join |
| 70 | * @desc "JOIN"符号 |
| 71 | */ |
| 72 | public abstract Select join(String tableName, EqualsTo on); |
nothing calls this directly
no outgoing calls
no test coverage detected