+ end
+ end
+
+ def tablespaces
+ @tablespaces ||= query("SELECT spcname, usename FROM pg_tablespace AS t INNER JOIN pg_user AS u ON t.spcowner = u.usesysid").each_with_object({}) do |tablespace, tablespaces|
+ tablespaces[tablespace[:spcname]] = {
+ :owner => tablespace[:usename]
+ }
+ end
+ end
+
+ def schemas(database)
+ @schemas ||= {}
+ @schemas[database] ||= query("SELECT n.nspname, pg_catalog.pg_get_userbyid(n.nspowner) AS usename, n.nspacl FROM pg_namespace AS n WHERE n.nspname !~ '^pg_' AND n.nspname <> 'information_schema'", :database => database).each_with_object({}) do |schema, schemas|
+ name = "#{schema[:nspname]}"
+
+ schemas[name] = {
+ :owner => schema[:usename],
+ :permissions => parse_acl(schema[:nspacl] || "{}")
+ }