我在oracle中有一个列，列类型为＆＃34; DATE＆＃34;，我对此有100％的肯定。但是，当我运行查询时，它不会产生正确的结果。我不能为我的生活找到任何不同的日期。
我正在寻找有关隐藏的oracle设置的任何建议，这些建议可能表明我在这里看不到这些行之间的差异。
由于
按日期从DATE_TABLE订购DISTINCT DATE;
DATE |
--------------------|
2017-02-19 00:00:00 |
2017-02-26 00:00:00 |
2017-03-19 01:00:00 |
2017-03-26 01:00:00 |
2017-03-05 00:00:00 |
2017-03-12 00:00:00 |
2017-03-19 01:00:00 |-2017-03-19 01:00:00 |Typ=12 Len=7: 50,53,3,13,2,1,1 |
2017-03-19 01:00:00 |-2017-03-19 01:00:00 |Typ=12 Len=7: 50,53,3,13,2,1,1 |
2017-03-19 01:00:00 |-2017-03-19 01:00:00 |Typ=12 Len=7: 50,53,3,13,2,1,1 |
2017-03-19 01:00:00 |-2017-03-19 01:00:00 |Typ=12 Len=7: 50,53,3,13,2,1,1 |
2017-03-05 00:00:00 | 2017-03-05 00:00:00 |Typ=12 Len=7: 78,75,3,5,1,1,1 |
2017-03-05 00:00:00 | 2017-03-05 00:00:00 |Typ=12 Len=7: 78,75,3,5,1,1,1 |
2017-03-05 00:00:00 | 2017-03-05 00:00:00 |Typ=12 Len=7: 78,75,3,5,1,1,1 |
2017-03-05 00:00:00 | 2017-03-05 00:00:00 |Typ=12 Len=7: 78,75,3,5,1,1,1 |
2017-03-12 00:00:00 | 2017-03-12 00:00:00 |Typ=12 Len=7: 78,75,3,c,1,1,1 |
2017-03-12 00:00:00 | 2017-03-12 00:00:00 |Typ=12 Len=7: 78,75,3,c,1,1,1 |
2017-03-12 00:00:00 | 2017-03-12 00:00:00 |Typ=12 Len=7: 78,75,3,c,1,1,1 |
2017-03-12 00:00:00 | 2017-03-12 00:00:00 |Typ=12 Len=7: 78,75,3,c,1,1,1 |
2017-03-26 00:00:00 | 2017-03-26 00:00:00 |Typ=12 Len=7: 78,75,3,1a,1,1,1 |
2017-03-26 00:00:00 | 2017-03-26 00:00:00 |Typ=12 Len=7: 78,75,3,1a,1,1,1 |