Variable: sql-placeholder-history
sql-placeholder-history is a variable defined in sql.el.gz.
Value
nil
Documentation
History of placeholder values used.
Source Code
;; Defined in /usr/src/emacs/lisp/progmodes/sql.el.gz
;; On Windows, SQL*Plus for Oracle turns on full buffering for stdout
;; if it is not attached to a character device; therefore placeholder
;; replacement by SQL*Plus is fully buffered. The workaround lets
;; Emacs query for the placeholders.
(defvar sql-placeholder-history nil
"History of placeholder values used.")