How do you set the parameters for spool in Oracle?

1 year ago
William Carter
1 minute

In Oracle, the spool command is used to output the results of SQL statements to a file. Here is the general syntax of the spool command:

SPOOL file_path

Here, file_path is the path to the file where the output will be stored. When using the spool command, you can set some parameters to control the output behavior. Some commonly used parameters include:

  1. Append: Add the results to the file without overwriting the existing content. Syntax is SPOOL file_path APPEND.
  2. Stop outputting the results to the file. Syntax is SPOOL OFF.
  3. Output the results to the screen instead of a file. Syntax: SPOOL OUT.
  4. Output the result to a specified file. The syntax is SPOOL OUT file_path.

By adjusting various parameters, you can easily control the behavior of the spool command.

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