CLEAR SCREEN is not available in iSQL * Plus 例子: CLEAR BUFFER; CLEAR SQL; -- -13 COLUMN 用于格式化列标题和列数据的现实格式。 Specifies display attributes for a given column , such as : - text for the column heading - alignment for the column heading - format for NUMBER data - wrappi...
Clears the screen. SQL Erases the contents of the SQL buffer. TIMI[NG] Deletes any timers you may have created using the TIMING command. The different uses of the CLEAR command are described in various chapters throughout this book. Each option is described in the chapter relevant to that ...
CLEAR HOST RUN WHENEVER OSERROR COLUMN INPUT SAVE WHENEVER SQLERROR COMPUTE LIST SET CONNECT PASSWORD SHOW 进一步的帮助 SQL> help list LIST --- Lists one or more lines of the most recently executed SQL command or PL/SQL block which is stored in the SQL buffer. Enter LIST with no clauses...
PROMPT message Echo a message to the screen. REMARK REMARK comment or --comment-- or/* comment */ RUN Execute (or re-execute) commandsinthe SQL*Plus buffer Lists the commands before running. RUNFORM Run a SQL*Forms application. SAVE file Save the contents of the SQL*Plus bufferina comma...
CLEAR SCREEN (Shift+Del ) 编辑程序 编辑程序选项具有两个可选操作:调用编辑程序和定义编辑程序。 调用编辑程序把 SQL*Plus 缓冲区中的内容读取到一个编辑 EDIT 器中。缺省情况下,SQL*Plus 会把文件保存到 AFIEDT.BUF 。 在编辑器中也可以指定其它的文件名。 定义编辑程序用于定义被调用的编辑器。 DEFINE _...
SET FLUSH OFF enables the operating system to buffer output. ON disables buffering and flushes output to the screen. Any benefit from setting FLUSH either ON or OFF depends on your operating system and data. The gain may be marginal.
It provides a textual interface where users can enter commands and receive results and feedback directly on the screen. This makes it a flexible and convenient tool for ad-hoc queries and quick data retrieval. One of the key features of SQLPlus is its ability to execute SQL scripts. Users ...
11) whether screen,mainly used SPOOL.SQL> SET TERM[OUT] {ON|OFF} Use spool command largetable screen,set settermspool off, outputcan only outputfile, screen,greatly improve spool.12) remove spacebehind each line SPOOLoutput SQL> SET TRIMS[OUT] {ON|OFF} 13) displays executiontime spent ...
我们可以将多条sql语句保存在一个文本文件中,这样当要执行这个文件中的所有的sql语句时,用上面的任一命令即可,这类似于dos中的批处理。 2. 对当前的输入进行编辑 SQL>edit 3. 重新运行上一次运行的sql语句 SQL>/ 4. 将显示的内容输出到指定文件
new_view_start = new_view_end - screen_height + 50 if not new_view_start < view.viewport_position()[1] < new_view_end: # Only if inserted text is not already visible view.set_viewport_position((0, new_view_start)) class ZzReplaceCommand(sublime_plugin.TextCommand): def run(self,...