[IMP] database_cleanup : delete also obsolete SQL views

Co-authored-by: Pedro M. Baeza <pedro.baeza@tecnativa.com>

database_cleanup/models/purge_tables.py

@@ -2,11 +2,18 @@
 # Copyright 2021 Camptocamp <https://camptocamp.com>
 # License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
 # pylint: disable=consider-merging-classes-inherited
+from psycopg2.extensions import AsIs
+
 from odoo import _, api, fields, models
 from odoo.exceptions import UserError
 
 from ..identifier_adapter import IdentifierAdapter
 
+_TABLE_TYPE_SELECTION = [
+    ("base", "SQL Table"),
+    ("view", "SQL View"),
+]
+
 
 class CleanupPurgeLineTable(models.TransientModel):
     _inherit = "cleanup.purge.line"
@@ -16,6 +23,7 @@ class CleanupPurgeLineTable(models.TransientModel):
     wizard_id = fields.Many2one(
         "cleanup.purge.wizard.table", "Purge Wizard", readonly=True
     )
+    table_type = fields.Selection(selection=_TABLE_TYPE_SELECTION)
 
     def purge(self):
         """
@@ -71,8 +79,14 @@ class CleanupPurgeLineTable(models.TransientModel):
                         ),
                     )
 
-            self.logger.info("Dropping table %s", line.name)
-            self.env.cr.execute("DROP TABLE %s", (IdentifierAdapter(line.name),))
+            if line.table_type == "base":
+                _sql_type = "TABLE"
+            elif line.table_type == "view":
+                _sql_type = "VIEW"
+            self.logger.info("Dropping %s %s", (_sql_type, line.name))
+            self.env.cr.execute(
+                "DROP %s %s", (AsIs(_sql_type), IdentifierAdapter(line.name))
+            )
             line.write({"purged": True})
         return True
 
@@ -85,8 +99,7 @@ class CleanupPurgeWizardTable(models.TransientModel):
     @api.model
     def find(self):
         """
-        Search for tables that cannot be instantiated.
-        Ignore views for now.
+        Search for tables and views that cannot be instantiated.
         """
         known_tables = []
         for model in self.env["ir.model"].search([]):
@@ -104,13 +117,21 @@ class CleanupPurgeWizardTable(models.TransientModel):
 
         self.env.cr.execute(
             """
-            SELECT table_name FROM information_schema.tables
-            WHERE table_schema = 'public' AND table_type = 'BASE TABLE'
+            SELECT table_name, table_type FROM information_schema.tables
+            WHERE table_schema = 'public'
+            AND table_type in ('BASE TABLE', 'VIEW')
             AND table_name NOT IN %s""",
             (tuple(known_tables),),
         )
 
-        res = [(0, 0, {"name": row[0]}) for row in self.env.cr.fetchall()]
+        res = [
+            (
+                0,
+                0,
+                {"name": row[0], "table_type": "view" if row[1] == "VIEW" else "base"},
+            )
+            for row in self.env.cr.fetchall()
+        ]
         if not res:
             raise UserError(_("No orphaned tables found"))
         return res

database_cleanup/views/purge_tables.xml

@@ -27,7 +27,9 @@
         <field name="inherit_id" ref="tree_purge_line" />
         <field name="mode">primary</field>
         <field name="arch" type="xml">
-            <data />
+            <field name="name" position="after">
+                <field name="table_type" />
+            </field>
         </field>
     </record>