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reverse-a-string-in-pl-sql.md

> 原文:[https://www.geeksforgeeks.org/reverse-a-string-in-pl-sql/](https://www.geeksforgeeks.org/reverse-a-string-in-pl-sql/) **先决条件**–[PL/SQL 简介 ...
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centered-triangular-number-in-pl-sql.md

> 原文:[https://www . geesforgeks . org/centered-trial-number-in-pl-SQL/](https://www.geeksforgeeks.org/centered-triangular-number-in-pl-sql/) **先决条件 ...