--- a/sql.rst	Sat Feb 10 01:28:53 2018 +0200
+++ b/sql.rst	Sat Feb 10 01:30:24 2018 +0200
@@ -9,8 +9,8 @@
 Joins.
 ======
 
-  http://www.codinghorror.com/blog/2007/10/a-visual-explanation-of-sql-joins.html
-                A Visual Explanation of SQL Joins.
+http://www.codinghorror.com/blog/2007/10/a-visual-explanation-of-sql-joins.html
+  A Visual Explanation of SQL Joins.
 
 Primary key length.
 ===================
@@ -21,9 +21,9 @@
 Oracle allow up to 38 significant digits in ``NUMBER`` and up to 28 digits in
 ``SEQUENCE``.
 
-  http://docs.oracle.com/cd/B28359_01/server.111/b28318/datatype.htm
-                Oracle Data Types
-  http://docs.oracle.com/cd/B28359_01/server.111/b28286/statements_6015.htm
-                CREATE SEQUENCE.
-  http://docs.oracle.com/cd/E19501-01/819-3659/gcmaz/index.html
-                Java Type to SQL Type Mappings.
+http://docs.oracle.com/cd/B28359_01/server.111/b28318/datatype.htm
+  Oracle Data Types
+http://docs.oracle.com/cd/B28359_01/server.111/b28286/statements_6015.htm
+  CREATE SEQUENCE.
+http://docs.oracle.com/cd/E19501-01/819-3659/gcmaz/index.html
+  Java Type to SQL Type Mappings.