SQL> select o.no from Org_Table o where o.no=0080000;
NO
---
00080000
SQL> select o.no from Org_Table o where o.no='0080000';
NO
---
SQL> select o.no from Org_Table o where o.no='00080000';
NO
---
00080000
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为什么第一个结果与第二个结果不同?