数据库问题

Oracle : how to subtract two dates and get minutes of the result(Oracle:如何减去两个日期并获得结果的分钟数)
How can I tell if my Oracle system is set to support Unicode or multibyte characters?(如何判断我的 Oracle 系统是否设置为支持 Unicode 或多字节字符?)
Error ORA-00932 when using a select with union and CLOB fields(使用带有联合和 CLOB 字段的选择时出现 ORA-00932 错误)
Tool for translation of Oracle PL/SQL into Postgresql PL/pgSQL(将 Oracle PL/SQL 翻译成 Postgresql PL/pgSQL 的工具)
Use of boolean in PL/SQL(PL/SQL 中布尔值的使用)
PL/SQL: Error quot;PLS-00306: wrong number or types of arguments in call toquot; triggered for table of numbers(PL/SQL:错误“PLS-00306:调用中的参数数量或类型错误为数字表触发)
SQL Query to Count() multiple tables(SQL Query to Count() 多个表)
Oracle PL/SQL - tips for immediate output / console printing(Oracle PL/SQL - 即时输出/控制台打印提示)
How to see PL/SQL Stored Function body in Oracle(如何在 Oracle 中查看 PL/SQL 存储函数体)
MODIFY COLUMN in oracle - How to check if a column is nullable before setting to nullable?(oracle 中的修改列 - 如何在设置为可为空之前检查列是否可为空?)
Oracle SQL Injection Block with DBMS_ASSERT(带有 DBMS_ASSERT 的 Oracle SQL 注入块)
SQLPlus - spooling to multiple files from PL/SQL blocks(SQLPlus - 从 PL/SQL 块假脱机到多个文件)