SYNOPSIS
LOAD 'filename'
DESCRIPTION Description
This command loads a shared library file into the PostgreSQL server's address space. Once a file is loaded, if the file had earlier been loaded, the server will first uninstall it. This command is used to unload and reload it after a shared library parts modified. To take advantage of the shared library, we must FUNCTION with the CREATE [ create_function (7)] command function declaration.
FUNCTION file name and the CREATE [ create_function same method name (7)] in the description of the shared library declaration; in particular, one that we can rely on the characteristics of the search path and name automatically attached system standard shared library extension. See Section 31.3 `` User-Defined Functions '' for more details.