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[O] [PATCH] ob-sql.el: Add support for Oracle via sqlplus


From: Peter Feigl
Subject: [O] [PATCH] ob-sql.el: Add support for Oracle via sqlplus
Date: Fri, 18 Dec 2015 10:44:25 +0100
User-agent: Notmuch/0.21 (http://notmuchmail.org) Emacs/24.5.1 (x86_64-unknown-linux-gnu)

* lisp/ob-sql.el: Add a database type 'oracle that uses sqlplus to
support running SQL blocks against an Oracle database.

Use with properties like this (all mandatory):
 :engine oracle :dbhost <host.com> :dbport <1521> :dbuser <username>
 :database <database> :dbpassword <secret>

TINYCHANGE
---
 lisp/ob-sql.el | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/lisp/ob-sql.el b/lisp/ob-sql.el
index 955adc0..a909298 100644
--- a/lisp/ob-sql.el
+++ b/lisp/ob-sql.el
@@ -99,6 +99,10 @@ Pass nil to omit that arg."
               (when user (concat "-U" user))
               (when database (concat "-d" database))))))
 
+(defun org-babel-sql-dbstring-oracle (host port user password database)
+  "Make Oracle command line args for database connection."
+  (format "%s/address@hidden:%s/%s" user password host port database))
+
 (defun org-babel-execute:sql (body params)
   "Execute a block of Sql code with Babel.
 This function is called by `org-babel-execute-src-block'."
@@ -143,11 +147,29 @@ This function is called by `org-babel-execute-src-block'."
                                  (org-babel-process-file-name in-file)
                                  (org-babel-process-file-name out-file)
                                  (or cmdline "")))
+                    ('oracle (format
+                              "sqlplus -s %s < %s > %s"
+                              (org-babel-sql-dbstring-oracle dbhost dbport 
dbuser dbpassword database)
+                              (org-babel-process-file-name in-file)
+                             (org-babel-process-file-name out-file)))
                     (t (error "No support for the %s SQL engine" engine)))))
     (with-temp-file in-file
       (insert
        (case (intern engine)
         ('dbi "/format partbox\n")
+         ('oracle "SET PAGESIZE 50000
+SET NEWPAGE 0
+SET TAB OFF
+SET SPACE 0
+SET LINESIZE 9999
+SET ECHO OFF
+SET FEEDBACK OFF
+SET VERIFY OFF
+SET HEADING ON
+SET MARKUP HTML OFF SPOOL OFF
+SET COLSEP '|'
+
+")
         (t ""))
        (org-babel-expand-body:sql body params)))
     (message command)
-- 
2.6.2




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