Lists and executes the SQL command or PL/SQL block currently stored in the SQL buffer.
列出并实验当前存储在SQL缓冲区中的SQL命令或PL/SQL块。
2、示例Examples
RUN causes the last line of the SQL buffer to become the current line.
The slash command (/) functions similarly to RUN, but does not list the command in the SQL buffer on your screen. The SQL buffer always contains the last SQL statement or PL/SQL block entered.
2.1 SQL statement