Changes between Version 10 and Version 11 of GSOC2012/DatabaseMigration/Userguildlines

Timestamp:

08/16/12 16:08:45 (13 years ago)

Author:

anubhav

Comment:

--

GSOC2012/DatabaseMigration/Userguildlines

@@ -5 +5 @@
 
 Methods in migration_scripts file
-=== migrating_to_unique_field ===
-==== Purpose of the migration====
-
-
-==== Method of Calling ====
-{{{#!python
-import migration_scripts
-import mapping_function
-migration_scripts.migrating_to_unique_field( web2py_path, app ,field_to_update , changed_table , list_of_tables)
-}}}
-
-==== Description of arguments ====
-||= Argument =||= Description =||
-||web2py_path ||The path to the web2py congaing the Eden app  (i.e "/home/web2py")||
-||app ||The name of the eden application of whose database needs to be migrated (i.e "eden")||
-||field_to_update ||The name of the field with the unique and notnull property||
-||changed_table ||The name of the original table in which the new unique field id added||
-||list_of_tables ||These contains the list of tables which the changed_tables references||
-
 === migration_renaming_field ===
 ==== Purpose of the migration====
-Renaming a particular table , Thus if any fields point to that table that should be handled too.
+Renaming a particular field , while keeping the other properties of the field same. Also if there are some index on that table that should be recreated and other constraints should remain unchanged too.
 
 ==== Method of Calling ====
@@ -46 +27 @@
 === migration_renaming_table ===
 ==== Purpose of the migration====
-Renaming a particular field , while keeping the other properties of the field same. Also if there are some index on that table that should be recreated and other constraints should remain unchanged too.
+Renaming a particular table , Thus if any fields point to that table that should be handled too.
 
 ==== Method of Calling ====
@@ -61 +42 @@
 ||new_table_name ||The name of the table after renaming||
 
+
+=== migrating_to_unique_field ===
+==== Purpose of the migration====
+Adding values to a new field , or update an existing field through the mappings given through the mapping_funation
+
+==== Method of Calling ====
+{{{#!python
+import migration_scripts
+import mapping_function
+migration_scripts.migrating_to_unique_field( web2py_path, app ,field_to_update , changed_table , list_of_tables)
+}}}
+
+==== Description of arguments ====
+||= Argument =||= Description =||
+||web2py_path ||The path to the web2py congaing the Eden app  (i.e "/home/web2py")||
+||app ||The name of the eden application of whose database needs to be migrated (i.e "eden")||
+||field_to_update ||The name of the field to be updated according to the mapping||
+||changed_table ||The name of the original table in which the new unique field id added||
+||list_of_tables ||These contains the list of tables which the changed_tables references||
 
 === list_field_to_reference ===