How to use the spool command on Linux?

How do you use the spool command?

To run the spool in Oracle, you must run it as a script (for example, if you are using Oracle SQL Developer, you can press F5 to run the spool as a script). Your CSV file will then be created under your specified path.

How to spool on Linux?

Using the Oracle spool command

The spool command is used in SQL*Plus to redirect the output of any query to a server-side flat file.

SQL> spoule /tmp/monfichier.lst.

Since the spool command is connected to the operating system layer, the spool command is often used in Oracle shell scripts.

How to run a spool file in Sqlplus?

If you want to use the SQL*Plus command line, all you have to do is enter the sqlplus command from your shell:

$sqlplus.

$ sqlplus schema@//machine.domain:port/database.

set colsep , set headep off set page size 0 set trimspool.

set line size # set number width #

Spool file path.

Kitchen sink.

SELECT title, primary_author FROM books;

How to spool SQL output on Unix?

File on UNIX. Image deleted by sender.
…

In the SQL prompt, first run the SQL command that wants o/pu 2 spool;

Then write the coil

Then at the SQL prompt, type / (it will execute the previous SQL query in the buffer);

After the output is complete, at the SQL prompt say (sql > spool off);

What is database queue?

In computing, spooling is a special form of multiprogramming used to copy data between different devices. In modern systems it is typically used to mediate between a computer application and a slow device such as a printer. … Spooling is a combination of buffering and queuing.

What is a spool file?

A spooled file holds output data until it can be printed. … The spool file collects data from a device until a program or device can process the data. A program uses a spooled file as if it were reading from or writing to a real device.

What is a spool file on Linux?

/var/spool contains data awaiting further processing. Data in /var/spool represents work to be done in the future (by a program, user, or administrator); often the data is deleted after processing.

Can the coil be used in the procedure?

6 answers. spool is a sqlplus command. it cannot be used in pl/sql.

What is the Linux spool directory?

The spool directory contains all job requests and log files for UUCP. … For each remote system specified in the system configuration file, there is a subdirectory under the /usr/spool/uucp directory named after the system (e.g. the subdirectory for a remote system named south is south ).

What is the server output set to?

Basically the purpose of using SET SERVEROUTPUT is to display the query response in the SQL *PLUS… interface when using DBMS_OUTPUT. PUT_LINE procedure, the procedure writes the pass string to the Oracle buffer. … Use “Set serveroutput on” to see the buffer used by dbms_output.

Where is the Sqlplus spool file located?

2 answers. Spooling is a client activity, not a server activity; She . lst is created on the computer where SQL Developer resides, not on the server where the database it connects to resides. You can spool to a specific directory, for example spool c:windowstemptest.

What is the SQL*Plus command?

SQL*Plus is a command line tool that provides access to the Oracle RDBMS. With SQL*Plus you can: … start and stop an Oracle database. Connect to an Oracle database. Enter and execute SQL commands and PL/SQL blocks.

How to run Sqlplus on Linux?

SQL*Plus Command Line Quick Start for UNIX

Open a UNIX terminal.

At the command line prompt, enter the SQL*Plus command in the following format: $> sqlplus.

If prompted, enter your Oracle9i username and password. …

SQL*Plus starts and connects to the default database.

How do I run a Sqlplus script from the command line?

Run a script when SQL*Plus starts

Follow the SQLPLUS command with your username, a slash, a space, @ and the filename: SQLPLUS HR @SALES. SQL*Plus starts, prompts you for your password, and runs the script.

Add your username as the first line of the file. Follow the SQLPLUS command with @ and the file name.

How do I run a shell script in SQL?

To run a SQL script with SQL*Plus, place the SQL with all SQL*Plus commands in a file and save it on your operating system. For example, save the following script in a file named C:emp. SQL”. CONNECT Scott/Tiger SPOOL C:emp.