How do I use the spool command in Linux?
Answer: The SPOOL command causes SQL*Plus to write the results to a file on the operating system. Once spool is set, SQL*Plus will continue to spool the output until the command SPOOL OFF. Note that the file cannot be seen or used until the SPOOL OFF command.
What is spool file in Linux?
/var/spool contains data which is awaiting some kind of later processing. Data in /var/spool represents work to be done in the future (by a program, user, or administrator); often data is deleted after it has been processed.
How do you turn on a spool?
In order to execute the Spool, you’ll need to run it as a script (for example, if you are using Oracle SQL Developer, you may press F5 to run the Spool as a script). Your CSV file will then get created at your specified path.
Does Linux have a print spooler?
Linux Print Spooling
The OM Plus’ Linux print spooler has powerful rules processing for flexible event based actions and has a strong centralized administration structure.
What is the use of script command in Linux?
script command in Linux is used to make typescript or record all the terminal activities. After executing the script command it starts recording everything printed on the screen including the inputs and outputs until exit.
What is a spool file?
Spooling is a system function that saves data in a spooled file for later processing or printing. … A spooled file holds output data until it can be printed. The spooled file collects data from a device until a program or device is able to process the data.
What is set Serveroutput on?
The SET SERVEROUTPUT command specifies whether output from the DBMS_OUTPUT message buffer is redirected to standard output.
What is Sqlplus command?
SQL*Plus is a command-line tool that provides access to the Oracle RDBMS. SQL*Plus enables you to: Enter SQL*Plus commands to configure the SQL*Plus environment. Startup and shutdown an Oracle database. Connect to an Oracle database.
Can we use spool in procedure?
6 Answers. spool is a sqlplus command. it cannot be used in pl/sql.
Where are spool files stored?
G: Spool requests are stored in the standard SAP “global” directory: /usr/sap/C11/SYS/global/ (UNIX Systems). Advantages: Faster access to spool data; more flexibility. Disadvantage: Files are not protected by database backup and recovery mechanisms.
How do I spool in SQL Server?
The Table Spool operator is one of the four spool operators that SQL Server supports. It retains a copy of all data it reads in a worktable (in tempdb) and can then later return extra copies of these rows without having to call its child operators to produce them again.
How do I list all printers in Linux?
2 Answers. The Command lpstat -p will list all available printers for your Desktop .
How do I view print jobs in Linux?
To view the contents of the print queue, use the lpq command. Issued without arguments, it returns the contents of the default printer’s queue. The returned output of lpq can be useful for many purposes.
How do I print on Linux?
How to Print from a Linux
- Open the page you want to print within your html interpreter program.
- Select Print from the File dropdown menu. A dialogue box will open.
- Click OK if you wish to print to the default printer.
- Enter the lpr command as above if you wish to select a different printer.