Skip virtualisation for small DataGridView grids to avoid a re-measure on tab show

pkg/helm/templates/deployment.yaml

@@ -32,12 +32,12 @@ spec:
         {{- with omit .Values.commonLabels "app" }}
         {{- . | toYaml | nindent 8 }}
         {{- end }}
-      {{- if or (not (empty .Values.commonAnnotations)) (not .Values.existingSecret) .Values.preferences.enabled .Values.serverDefinitions.enabled }}
+      {{- if or (not (empty .Values.commonAnnotations)) (empty .Values.auth.existingSecret) .Values.preferences.enabled .Values.serverDefinitions.enabled }}
       annotations:
         {{- with .Values.commonAnnotations }}
         {{- . | toYaml | nindent 8 }}
         {{- end }}
-        {{- if not .Values.existingSecret }}
+        {{- if empty .Values.auth.existingSecret }}
         checksum/secret: {{ include (print $.Template.BasePath "/secret.yaml") . | sha256sum }}
         {{- end }}
         {{- if and .Values.config_local.enabled (empty .Values.config_local.existingSecret) }}

web/pgadmin/browser/server_groups/servers/roles/__init__.py

@@ -619,6 +619,7 @@ def _check_action(action, kwargs):
         return fetch_name, check_permission, forbidden_msg
 
     def _check_permission(self, check_permission, action, kwargs):
+        self.membership_only_update = False
         if check_permission:
             user = self.manager.user_info
 
@@ -627,6 +628,15 @@ def _check_permission(self, check_permission, action, kwargs):
                 (action != 'update' or 'rid' in kwargs) and \
                 kwargs['rid'] != -1 and \
                     user['id'] != kwargs['rid']:
+                # A role that only has ADMIN OPTION on this specific role
+                # (rather than being a superuser or having CREATEROLE) may
+                # still manage that role's membership, so don't forbid the
+                # request outright; the update handler restricts what such
+                # a request is allowed to change to membership only.
+                if action == 'update' and getattr(
+                        self, 'has_admin_option', False):
+                    self.membership_only_update = True
+                    return False
                 return True
         return False
 
@@ -658,6 +668,7 @@ def _check_and_fetch_name(self, fetch_name, kwargs):
             self.role = row['rolname']
             self.rolCanLogin = row['rolcanlogin']
             self.rolSuper = row['rolsuper']
+            self.has_admin_option = row.get('has_admin_option', False)
 
         return False, ''
 
@@ -713,16 +724,20 @@ def wrapped(self, **kwargs):
                 fetch_name, check_permission, \
                     forbidden_msg = RoleView._check_action(action, kwargs)
 
-                is_permission_error = self._check_permission(check_permission,
-                                                             action, kwargs)
-                if is_permission_error:
-                    return forbidden(forbidden_msg)
-
+                # Fetched first: the permission check needs to know
+                # whether the current user holds ADMIN OPTION on this
+                # role before it can decide whether to forbid the
+                # request.
                 is_error, errmsg = self._check_and_fetch_name(fetch_name,
                                                               kwargs)
                 if is_error:
                     return errmsg
 
+                is_permission_error = self._check_permission(check_permission,
+                                                             action, kwargs)
+                if is_permission_error:
+                    return forbidden(forbidden_msg)
+
                 return f(self, **kwargs)
 
             return wrapped
@@ -1023,6 +1038,13 @@ def create(self, gid, sid):
     @check_precondition(action='update')
     @validate_request
     def update(self, gid, sid, rid):
+        if getattr(self, 'membership_only_update', False) and \
+                not set(self.request) <= {'rolmembers'}:
+            return forbidden(
+                _("The current user does not have permission to update "
+                  "the role. Users with ADMIN OPTION on this role may "
+                  "only manage its membership.")
+            )
 
         sql = render_template(
             self.sql_path + self._UPDATE_SQL,

web/pgadmin/browser/server_groups/servers/roles/static/js/role.ui.js

@@ -55,6 +55,18 @@ export default class RoleSchema extends BaseUISchema {
     return (!(user.is_superuser || user.can_create_role) && user.id != state.oid);
   }
 
+  // A role that isn't a superuser or CREATEROLE holder can still manage
+  // this role's membership if they hold ADMIN OPTION on it themselves.
+  isMemberAdmin(state) {
+    return (state.rolmembers ?? []).some(
+      (member) => member.role === this.user.name && member.admin
+    );
+  }
+
+  membersReadOnly(state) {
+    return this.readOnly(state) && !this.isMemberAdmin(state);
+  }
+
   memberDataFormatter(rawData) {
     let members = '';
     if(_.isObject(rawData)) {
@@ -194,8 +206,8 @@ export default class RoleSchema extends BaseUISchema {
         mode: ['edit', 'create'], cell: 'text',
         type: 'collection',
         schema: obj.membershipSchema,
-        disabled: obj.readOnly,
-        canDelete: (state) => !obj.readOnly(state),
+        disabled: (state) => obj.membersReadOnly(state),
+        canDelete: (state) => !obj.membersReadOnly(state),
         canDeleteRow: true,
         helpMessage: obj.isReadOnly ? gettext('Select the checkbox for roles to include WITH ADMIN OPTION.') : gettext('Roles shown with a check mark have the WITH ADMIN OPTION set.'),
       },

web/pgadmin/browser/server_groups/servers/roles/templates/roles/sql/default/permission.sql

@@ -1,5 +1,14 @@
 SELECT
-    rolname, rolcanlogin, rolsuper
+    rolname, rolcanlogin, rolsuper,
+    EXISTS (
+        SELECT 1 FROM pg_catalog.pg_auth_members am
+        WHERE am.roleid = {{ rid }}::OID
+          AND am.member = (
+              SELECT oid FROM pg_catalog.pg_roles
+              WHERE rolname = current_user
+          )
+          AND am.admin_option
+    ) AS has_admin_option
 FROM
     pg_catalog.pg_roles
 WHERE oid = {{ rid }}::OID

web/pgadmin/browser/server_groups/servers/roles/tests/test_role_check_permission_unit_test.py

@@ -0,0 +1,62 @@
+##########################################################################
+#
+# pgAdmin 4 - PostgreSQL Tools
+#
+# Copyright (C) 2013 - 2026, The pgAdmin Development Team
+# This software is released under the PostgreSQL Licence
+#
+##########################################################################
+
+from unittest.mock import MagicMock
+
+from pgadmin.utils.route import BaseTestGenerator
+from pgadmin.browser.server_groups.servers.roles import RoleView
+
+
+class RoleCheckPermissionTest(BaseTestGenerator):
+    """Unit tests for RoleView._check_permission's ADMIN OPTION carve-out.
+
+    A role holder who is neither a superuser nor a CREATEROLE holder, but
+    who has been granted ADMIN OPTION on the specific role being updated,
+    should be allowed through the permission gate so they can manage that
+    role's membership - but only for 'update', never for 'drop', and the
+    view should record that the request must be restricted to membership
+    changes only.
+    """
+    scenarios = [
+        ('Check Role Node', dict(url='/browser/role/obj/'))
+    ]
+
+    def setUp(self):
+        pass
+
+    def runTest(self):
+        view = RoleView(cmd=None)
+        view.manager = MagicMock()
+
+        # Plain user, no admin option: update is forbidden.
+        view.manager.user_info = {
+            'is_superuser': False, 'can_create_role': False, 'id': 5
+        }
+        view.has_admin_option = False
+        self.assertTrue(view._check_permission(True, 'update', {'rid': 10}))
+        self.assertFalse(view.membership_only_update)
+
+        # Same user, but with ADMIN OPTION on the target role: allowed
+        # through, flagged as membership-only.
+        view.has_admin_option = True
+        self.assertFalse(view._check_permission(True, 'update', {'rid': 10}))
+        self.assertTrue(view.membership_only_update)
+
+        # ADMIN OPTION does not extend to dropping the role.
+        self.assertTrue(view._check_permission(True, 'drop', {'rid': 10}))
+
+        # Superusers are unaffected by the ADMIN OPTION check.
+        view.manager.user_info = {
+            'is_superuser': True, 'can_create_role': False, 'id': 5
+        }
+        view.has_admin_option = False
+        self.assertFalse(view._check_permission(True, 'update', {'rid': 10}))
+
+    def tearDown(self):
+        pass

web/pgadmin/static/js/SchemaView/DataGridView/grid.jsx

@@ -122,12 +122,25 @@ export default function DataGridView({
     )
   ).includes(true);
 
+  // Virtualising a small grid buys nothing (there's no offscreen window to
+  // skip rendering) but still pays for measureElement's per-row
+  // getBoundingClientRect on every mount/remeasure. That remeasure is
+  // exactly what fires when a dialog tab holding the grid is hidden via
+  // `display: none` and then shown again, since the scroll viewport
+  // momentarily measures 0 and the virtualizer's ResizeObserver treats
+  // that as a real resize. Below the threshold we skip virtualisation
+  // entirely and render every row in normal document flow, so showing a
+  // hidden tab is a pure CSS toggle again.
+  const virtualiseThreshold = viewHelperProps.virtualiseThreshold ?? 100;
+  const shouldVirtualise = rows.length > virtualiseThreshold;
+
   const virtualizer = useVirtualizer({
     count: rows.length,
     getScrollElement: () => tableEleRef.current,
     estimateSize: () => 50,
     measureElement:
-      typeof window !== 'undefined' &&
+      shouldVirtualise &&
+        typeof window !== 'undefined' &&
         navigator.userAgent.indexOf('Firefox') === -1
         ? element => element?.getBoundingClientRect().height
         : undefined,
@@ -152,22 +165,29 @@ export default function DataGridView({
               ref={tableEleRef} table={table} data-test="data-grid-view"
               tableClassName='DataGridView-table'>
               <PgReactTableHeader table={table} />
-              <PgReactTableBody style={{
-                height: virtualizer.getTotalSize() + 'px'
-              }}>
+              <PgReactTableBody style={
+                shouldVirtualise ? {height: virtualizer.getTotalSize() + 'px'} : undefined
+              }>
                 {
-                  virtualizer.getVirtualItems().map((virtualRow) => {
+                  (
+                    shouldVirtualise
+                      ? virtualizer.getVirtualItems()
+                      : rows.map((_row, index) => ({index, start: 0}))
+                  ).map((virtualRow) => {
                     const row = rows[virtualRow.index];
                     return (
                       <PgReactTableRow
                         key={row.id}
                         data-index={virtualRow.index}
-                        ref={node => virtualizer.measureElement(node)}
-                        style={{
-                          // This should always be a `style` as it changes on
-                          // scroll.
-                          transform: `translateY(${virtualRow.start}px)`,
-                        }}
+                        ref={shouldVirtualise ? node => virtualizer.measureElement(node) : undefined}
+                        className={shouldVirtualise ? undefined : 'pgrt-row--static'}
+                        style={
+                          shouldVirtualise ? {
+                            // This should always be a `style` as it changes
+                            // on scroll.
+                            transform: `translateY(${virtualRow.start}px)`,
+                          } : undefined
+                        }
                       >
                         <GridRow
                           rowId={virtualRow.index} isResizing={isResizing}

web/pgadmin/static/js/components/PgReactTableStyled.jsx

@@ -92,6 +92,14 @@ const StyledDiv = styled('div')(({theme})=>({
         position: 'absolute',
         width: '100%',
 
+        // Opted out of the virtualizer's absolute positioning for grids
+        // small enough that virtualisation isn't used. Keeps the row in
+        // normal document flow so a hidden/shown dialog tab is a pure CSS
+        // toggle instead of triggering a virtualizer remeasure.
+        '&.pgrt-row--static': {
+          position: 'static',
+        },
+
         '& .pgrt-row-content': {
           display: 'flex',
           minHeight: 0,

web/pgadmin/tools/maintenance/templates/maintenance/sql/command.sql

@@ -14,7 +14,6 @@
 {% if data.vacuum_parallel %}{{ maintenance_options.append('PARALLEL ' + data.vacuum_parallel) or "" }}{% endif %}
 {% if data.buffer_usage_limit %}{{ maintenance_options.append('BUFFER_USAGE_LIMIT "' + data.buffer_usage_limit + '"') or "" }}{% endif %}
 {% if data.reindex_tablespace %}{{ maintenance_options.append('TABLESPACE ' + conn|qtIdent(data.reindex_tablespace)) or "" }}{% endif %}
-{% if data.reindex_concurrently %}{{ maintenance_options.append('CONCURRENTLY') or "" }}{% endif %}
 {% if data.op == "VACUUM" %}
 VACUUM{% for option in maintenance_options %}{% if loop.first %} ({% endif %}{{ option }}{% if not loop.last %}, {% endif %}{% if loop.last %}){% endif %}{% endfor %}{% if data.schema %} {{ conn|qtIdent(data.schema) }}.{{ conn|qtIdent(data.table) }}{% endif %};
 {% endif %}
@@ -23,9 +22,9 @@ ANALYZE{% for option in maintenance_options %}{% if loop.first %} ({% endif %}{{
 {% endif %}
 {% if data.op == "REINDEX" %}
 {% if index_name %}
-REINDEX{% for option in maintenance_options %}{% if loop.first %} ({% endif %}{{ option }}{% if not loop.last %}, {% endif %}{% if loop.last %}){% endif %}{% endfor %} INDEX {{ conn|qtIdent(data.schema, index_name) }};
+REINDEX{% for option in maintenance_options %}{% if loop.first %} ({% endif %}{{ option }}{% if not loop.last %}, {% endif %}{% if loop.last %}){% endif %}{% endfor %} INDEX{% if data.reindex_concurrently %} CONCURRENTLY{% endif %} {{ conn|qtIdent(data.schema, index_name) }};
 {% else %}
-REINDEX{% for option in maintenance_options %}{% if loop.first %} ({% endif %}{{ option }}{% if not loop.last %}, {% endif %}{% if loop.last %}){% endif %}{% endfor %}{% if not data.schema and not data.reindex_system %} DATABASE {{ conn|qtIdent(data.database) }}{% elif not data.schema and data.reindex_system%} SYSTEM {{ conn|qtIdent(data.database) }}{% elif data.schema and not data.table and not data.primary_key and not data.unique_constraint and not data.index and not data.mview %} SCHEMA {{ conn|qtIdent(data.schema) }}{% else %} TABLE {{ conn|qtIdent(data.schema, data.table) }}{% endif %};
+REINDEX{% for option in maintenance_options %}{% if loop.first %} ({% endif %}{{ option }}{% if not loop.last %}, {% endif %}{% if loop.last %}){% endif %}{% endfor %}{% if not data.schema and not data.reindex_system %} DATABASE{% if data.reindex_concurrently %} CONCURRENTLY{% endif %} {{ conn|qtIdent(data.database) }}{% elif not data.schema and data.reindex_system%} SYSTEM {{ conn|qtIdent(data.database) }}{% elif data.schema and not data.table and not data.primary_key and not data.unique_constraint and not data.index and not data.mview %} SCHEMA{% if data.reindex_concurrently %} CONCURRENTLY{% endif %} {{ conn|qtIdent(data.schema) }}{% else %} TABLE{% if data.reindex_concurrently %} CONCURRENTLY{% endif %} {{ conn|qtIdent(data.schema, data.table) }}{% endif %};
 {% endif %}
 {% endif %}
 {% if data.op == "CLUSTER" %}

web/pgadmin/tools/maintenance/tests/test_maintenance_create_job_unit_test.py

@@ -537,7 +537,7 @@ class MaintenanceCreateJobTest(BaseTestGenerator):
                  verbose=True
              ),
              url=MAINTENANCE_URL,
-             expected_cmd_opts=['REINDEX (VERBOSE, CONCURRENTLY) DATABASE '
+             expected_cmd_opts=['REINDEX (VERBOSE) DATABASE CONCURRENTLY '
                                 'postgres;\n'],
              server_min_version=120000,
              message='REINDEX CONCURRENTLY is not supported by EPAS/PG server '
@@ -643,7 +643,7 @@ class MaintenanceCreateJobTest(BaseTestGenerator):
                  verbose=True
              ),
              url=MAINTENANCE_URL,
-             expected_cmd_opts=['REINDEX (VERBOSE, CONCURRENTLY) TABLE '
+             expected_cmd_opts=['REINDEX (VERBOSE) TABLE CONCURRENTLY '
                                 'my_schema.my_table;\n'],
              server_min_version=120000,
              message='REINDEX CONCURRENTLY TABLE is not supported by '
@@ -710,7 +710,7 @@ class MaintenanceCreateJobTest(BaseTestGenerator):
                  verbose=True
              ),
              url=MAINTENANCE_URL,
-             expected_cmd_opts=['REINDEX (VERBOSE, CONCURRENTLY) INDEX '
+             expected_cmd_opts=['REINDEX (VERBOSE) INDEX CONCURRENTLY '
                                 'my_schema.my_index;\n'],
              server_min_version=120000,
              message='REINDEX CONCURRENTLY is not supported by EPAS/PG server '

web/pgadmin/utils/__init__.py

@@ -649,9 +649,11 @@ def check_is_integer(value):
                         "found for server '%s'" % server
                     )
             else:
-                errmsg = check_attrib("Username")
-                if errmsg:
-                    return errmsg
+                if not obj.get("Username"):
+                    return gettext(
+                        "'Username' attribute not found for server '%s'" %
+                        server
+                    )
 
         errmsg = check_attrib("MaintenanceDB")
         if errmsg:

web/pgadmin/utils/driver/psycopg3/connection.py

@@ -1173,6 +1173,19 @@ def execute_void(self, query, params=None, formatted_exception_msg=False):
 
         if not status:
             return False, str(cur)
+
+        if isinstance(cur, AsyncDictServerCursor):
+            # A named/server-side cursor's execute() always runs the query
+            # as `DECLARE ... CURSOR FOR <query>`, which cannot express a
+            # transaction-control statement such as BEGIN/COMMIT/ROLLBACK.
+            # Run this one statement through a throwaway plain cursor
+            # instead, leaving the cached server-side cursor untouched, and
+            # treat it as leaving no result set for whatever poll() call
+            # comes next.
+            cur = self.conn.cursor()
+            self.column_info = None
+            self.row_count = 0
+
         query_id = str(secrets.choice(range(1, 9999999)))
 
         current_app.logger.log(