diff --git a/_posts/2016-01-15-Setting Up org-mode And jekyll.html b/_posts/2016-01-15-Setting Up org-mode And jekyll.html index 05bc719..fe6b7ee 100644 --- a/_posts/2016-01-15-Setting Up org-mode And jekyll.html +++ b/_posts/2016-01-15-Setting Up org-mode And jekyll.html @@ -41,15 +41,15 @@

org backward compatibility

The builtin org version that came with my Emacs was 7, the external org package that can be downloaded was 8; the innocent upgrade made some compatibility issues with my configuration.

- +
-+-+-+ diff --git a/_posts/2016-03-25-A DSL For SQL.html b/_posts/2016-03-25-A DSL For SQL.html index f213428..80af5ca 100644 --- a/_posts/2016-03-25-A DSL For SQL.html +++ b/_posts/2016-03-25-A DSL For SQL.html @@ -61,15 +61,15 @@

Snippets

@@ -83,27 +83,27 @@

Snippets

-
birth_date = Field('birth_date') # Short constructor, positional
+
birth_date = Field('birth_date') # Short constructor, positional
 
-person = Table.make( # Long constructor, keywords
-    name = 'person',
-    alias = 'p', # For later
+person = Table.make( # Long constructor, keywords
+    name = 'person',
+    alias = 'p', # For later
     fields = [
         Field.make(
-            name = 'person_id'
+            name = 'person_id'
         ),
-        Field('last_name'),
-        Field('first_date'),
+        Field('last_name'),
+        Field('first_date'),
         birth_date
     ]
 )
 
-relationship = Table(
-    name = 'person_relationship',
-    alias = 'pr',
+relationship = Table(
+    name = 'person_relationship',
+    alias = 'pr',
     fields = [
-        Field.make('person_id'),
-        Field.make('related_person_id')
+        Field.make('person_id'),
+        Field.make('related_person_id')
     ]
 )
 
@@ -130,57 +130,57 @@

Snippets

-
print(Query.craft(person)) # Crafting from a normal table
-# out >> select p.person_id, p.last_name, p.first_name, p.birth_date from person p
+
print(Query.craft(person)) # Crafting from a normal table
+# out >> select p.person_id, p.last_name, p.first_name, p.birth_date from person p
 
-print(Query.craft(relationship)) # likewise
-# out >> select pr.person_id, pr.related_person_id from person_relationship pr
+print(Query.craft(relationship)) # likewise
+# out >> select pr.person_id, pr.related_person_id from person_relationship pr
 
-all_person = Query.make(
-    name = 'everyone', # Name functions as an id
+all_person = Query.make(
+    name = 'everyone', # Name functions as an id
     tables = [
         person
     ]
 )
 
-print(Query.craft(all_person)) # ditto
+print(Query.craft(all_person)) # ditto
 
-people_relationships = Query.make(
-    name = 'everyelse',
+people_relationships = Query.make(
+    name = 'everyelse',
     tables = [
         person,
         relationship
     ]
 )
 
-print(Query.craft(people_relationships)) # Outer join
-# out >>
-# select
-# p.person_id, p.last_name, p.first_name, p.birth_date,
-# pr.person_id, pr.related_person_id
-# from
-# person p, person_relationship pr
+print(Query.craft(people_relationships)) # Outer join
+# out >>
+# select
+# p.person_id, p.last_name, p.first_name, p.birth_date,
+# pr.person_id, pr.related_person_id
+# from
+# person p, person_relationship pr
 
-# Astute readers will realize that there are two person_ids here which will fail
+# Astute readers will realize that there are two person_ids here which will fail
 
-person_relations = Link.make( # A way to refactor ON clauses
-    name = 'p_and_pr',
-    source = Table.getField('person_id', person), # Still experimental
-    target = Table.getField('person_id', people_relationships)
+person_relations = Link.make( # A way to refactor ON clauses
+    name = 'p_and_pr',
+    source = Table.getField('person_id', person), # Still experimental
+    target = Table.getField('person_id', people_relationships)
 )
 
-relations_person = Link.make(
-    name = 'pr_and_p',
+relations_person = Link.make(
+    name = 'pr_and_p',
     source = people_relationships,
     target = person
 )
 
-everyone = Query.make(
-    name = 'everyone',
+everyone = Query.make(
+    name = 'everyone',
     table = [
         person,
         relationship,
-        Table.setAlias('np', person)
+        Table.setAlias('np', person)
     ],
     link = [
         person_relations,
@@ -188,14 +188,14 @@ 

Snippets

] ) -print(Query.craft(everyone)) -# out >> -# select -# * -# from -# person p -# inner join person_relations pr on p.person_ id = pr.person_id -# inner join person np on np.person_id = pr.related_person_id +print(Query.craft(everyone)) +# out >> +# select +# * +# from +# person p +# inner join person_relations pr on p.person_ id = pr.person_id +# inner join person np on np.person_id = pr.related_person_id