X-Git-Url: https://git.openstreetmap.org/rails.git/blobdiff_plain/250466e58e229dcebbb32c9888aeb197fd4072d3..52395b3cdf4d3cfae95730158edeeccf3d062a8e:/db/README

diff --git a/db/README b/db/README
index 4e705e8fb..db4f5c20e 100644
--- a/db/README
+++ b/db/README
@@ -25,19 +25,24 @@ $ mysql -u <uid> -p
 > flush privileges;
 > exit
 
-Creating functions
-====================
+Creating functions For MySQL
+==============================
 
 Run this command in the db/functions directory:
 
-$ make
+$ make libmyosm.so
+
+You might also need to install:
+- mysql client development libraries: 	$ sudo apt-get install libmysqlclient16-dev 
+- ruby development libraries: 		$ sudo apt-get install ruby1.8-dev
+for build to succeed.
 
 Make sure the db/functions directory is on the MySQL server's library
-path and restart the MySQL server. On linux the easiest way to do this
-is to create /etc/ld.so.conf.d/osm.conf and place the path to the
-db/functions directory in it and then run the following command as root:
+path and restart the MySQL server. 
+
+On Linux the easiest way to do this is to create /etc/ld.so.conf.d/osm.conf, and place the path to the db/functions directory in it and then run the ldconfig command as root.
 
-$ ldconfig
+On OS X: sudo ln -s /path_to_your_osm_install/sites/rails_port/db/functions/libmyosm.so /usr/local/lib/libmyosm.so
 
 Now create the functions as follows:
 
@@ -49,6 +54,27 @@ $ mysql -u <uid> -p openstreetmap
 > create function maptile_for_point returns integer soname 'libmyosm.so';
 > exit
 
+Creating functions for PgSQL
+==============================
+
+Run this command in the db/functions directory:
+
+$ make libpgosm.so
+
+You might also need to install:
+- postgresql development libraries: 	$ sudo apt-get install postgresql-server-dev-8.3
+- ruby development libraries: 		$ sudo apt-get install ruby1.8-dev
+for build to succeed.
+
+Now create the function as follows:
+
+$ psql openstreetmap
+(This may need authentication or a -u <dbowneruid>)
+
+> CREATE FUNCTION maptile_for_point(int8, int8, int4) RETURNS int4 
+  AS '/path/to/rails-port/db/functions/libpgosm.so', 'maptile_for_point'
+  LANGUAGE C STRICT;
+
 Creating database skeleton tables
 ===================================
 
@@ -57,3 +83,7 @@ Run this command from the root of your rails directory:
 $ rake db:migrate
 
 This will create the db for you
+
+You will need to make sure the database connection is configured in database.yml in config directory
+You might start with example configuration provided: 
+$ cp config/mysql.example.database.yml config/database.yml