diff --git a/.github/scripts/create_new_user.sh b/.github/scripts/create_new_user.sh
index a6540c9..86a6cd7 100644
--- a/.github/scripts/create_new_user.sh
+++ b/.github/scripts/create_new_user.sh
@@ -5,7 +5,7 @@ set -Exeuo pipefail
 # Parameters
 DB_USER="${1}"
 DB_PASSWORD="${2}"
-TARGET_PDB="${3:-XEPDB1}"
+TARGET_PDB="${3:-FREEPDB1}"
 
 # Prepare container switch statement to create user in PDB.
 ALTER_SESSION_CMD="ALTER SESSION SET CONTAINER=${TARGET_PDB};"
@@ -21,7 +21,7 @@ sqlplus -s / as sysdba << EOF
    -- Exit on any errors
    WHENEVER SQLERROR EXIT SQL.SQLCODE
    ${ALTER_SESSION_CMD}
-   CREATE USER ${DB_USER} IDENTIFIED BY "${DB_PASSWORD}" QUOTA UNLIMITED ON USERS;
-   GRANT ALL PRIVILEGES TO ${DB_USER};
+   CREATE USER ${DB_USER} IDENTIFIED BY "${DB_PASSWORD}" QUOTA UNLIMITED ON SYSTEM;
+   GRANT DB_DEVELOPER_ROLE TO ${DB_USER};
    exit;
 EOF
diff --git a/.github/workflows/oracle-xe-adapter-tests.yml b/.github/workflows/dbt-oracle-adapter-tests.yml
similarity index 74%
rename from .github/workflows/oracle-xe-adapter-tests.yml
rename to .github/workflows/dbt-oracle-adapter-tests.yml
index 6185f8b..2ea9c1e 100644
--- a/.github/workflows/oracle-xe-adapter-tests.yml
+++ b/.github/workflows/dbt-oracle-adapter-tests.yml
@@ -2,7 +2,7 @@ name: dbt-tests-adapter
 on: push
 
 jobs:
-  oracle_xe_21_3:
+  dbt_oracle_adapter_tests:
     runs-on: ${{ matrix.os }}
     strategy:
       fail-fast: true
@@ -11,11 +11,11 @@ jobs:
         python-version: ['3.9', '3.10', '3.11', '3.12']
 
     services:
-      oracle_db_xe:
-        image: container-registry.oracle.com/database/express:21.3.0-xe
+      oracle_db:
+        image: container-registry.oracle.com/database/free:latest-lite
         env:
           ORACLE_PWD: ${{ secrets.DBT_ORACLE_PASSWORD }}
-        options: --name oracle_db_xe
+        options: --name oracle_db
         ports:
           - 1521:1521
 
@@ -36,19 +36,19 @@ jobs:
       - name: Copy Create User script
         run: |
           chmod +x ${{ github.workspace }}/.github/scripts/create_new_user.sh
-          docker cp ${{ github.workspace }}/.github/scripts/create_new_user.sh oracle_db_xe:/home/oracle/create_new_user.sh
+          docker cp ${{ github.workspace }}/.github/scripts/create_new_user.sh oracle_db:/home/oracle/create_new_user.sh
 
       - name: Create dbt test users
         run: |
-          docker exec oracle_db_xe /home/oracle/create_new_user.sh dbt_test ${{ secrets.DBT_ORACLE_PASSWORD }}
-          docker exec oracle_db_xe /home/oracle/create_new_user.sh dbt_test_user_1 ${{ secrets.DBT_ORACLE_PASSWORD }}
-          docker exec oracle_db_xe /home/oracle/create_new_user.sh dbt_test_user_2 ${{ secrets.DBT_ORACLE_PASSWORD }}
-          docker exec oracle_db_xe /home/oracle/create_new_user.sh dbt_test_user_3 ${{ secrets.DBT_ORACLE_PASSWORD }}
+          docker exec oracle_db /home/oracle/create_new_user.sh dbt_test ${{ secrets.DBT_ORACLE_PASSWORD }}
+          docker exec oracle_db /home/oracle/create_new_user.sh dbt_test_user_1 ${{ secrets.DBT_ORACLE_PASSWORD }}
+          docker exec oracle_db /home/oracle/create_new_user.sh dbt_test_user_2 ${{ secrets.DBT_ORACLE_PASSWORD }}
+          docker exec oracle_db /home/oracle/create_new_user.sh dbt_test_user_3 ${{ secrets.DBT_ORACLE_PASSWORD }}
 
       - name: Install dbt-oracle with core dependencies
         run: |
           python -m pip install --upgrade pip
-          pip install pytest 'dbt-tests-adapter~=1.10,<1.11'
+          pip install pytest 'dbt-tests-adapter~=1.11,<1.12'
           pip install -r requirements.txt
           pip install -e .
 
@@ -66,8 +66,8 @@ jobs:
           DBT_ORACLE_PORT: 1521
           DBT_ORACLE_SCHEMA: DBT_TEST
           DBT_ORACLE_PASSWORD: ${{ secrets.DBT_ORACLE_PASSWORD }}
-          DBT_ORACLE_DATABASE: XEPDB1
-          DBT_ORACLE_SERVICE: XEPDB1
+          DBT_ORACLE_DATABASE: FREEPDB1
+          DBT_ORACLE_SERVICE: FREEPDB1
           DBT_ORACLE_PROTOCOL: tcp
           LD_LIBRARY_PATH: /opt/oracle/instantclient_23_7
           TNS_ADMIN: /opt/tns_admin
@@ -85,8 +85,8 @@ jobs:
           DBT_ORACLE_PORT: 1521
           DBT_ORACLE_SCHEMA: DBT_TEST
           DBT_ORACLE_PASSWORD: ${{ secrets.DBT_ORACLE_PASSWORD }}
-          DBT_ORACLE_DATABASE: XEPDB1
-          DBT_ORACLE_SERVICE: XEPDB1
+          DBT_ORACLE_DATABASE: FREEPDB1
+          DBT_ORACLE_SERVICE: FREEPDB1
           DBT_ORACLE_PROTOCOL: tcp
           DISABLE_OOB: on
           TNS_ADMIN: /opt/tns_admin
diff --git a/dbt/include/oracle/macros/materializations/snapshot/snapshot.sql b/dbt/include/oracle/macros/materializations/snapshot/snapshot.sql
index 7df29a4..0745469 100644
--- a/dbt/include/oracle/macros/materializations/snapshot/snapshot.sql
+++ b/dbt/include/oracle/macros/materializations/snapshot/snapshot.sql
@@ -188,7 +188,7 @@
             {{ new_scd_id }} as {{ columns.dbt_scd_id }},
             'True' as {{ columns.dbt_is_deleted }}
         from snapshotted_data
-        left join deletes_source_data as source_data
+        left join deletes_source_data source_data
             on {{ unique_key_join_on(strategy.unique_key, "snapshotted_data", "source_data") }}
         where {{ unique_key_is_null(strategy.unique_key, "source_data") }}
 
diff --git a/dbt/include/oracle/macros/materializations/snapshot/strategies.sql b/dbt/include/oracle/macros/materializations/snapshot/strategies.sql
index f825ee7..656cc07 100644
--- a/dbt/include/oracle/macros/materializations/snapshot/strategies.sql
+++ b/dbt/include/oracle/macros/materializations/snapshot/strategies.sql
@@ -15,8 +15,8 @@
   limitations under the License.
 #}
 {% macro snapshot_check_strategy(node, snapshotted_rel, current_rel, config, target_exists) %}
-    {% set check_cols_config = config['check_cols'] %}
-    {% set primary_key = config['unique_key'] %}
+    {% set check_cols_config = config.get('check_cols') %}
+    {% set primary_key = config.get('unique_key') %}
     {% set hard_deletes = adapter.get_hard_deletes_behavior(config) %}
     {% set invalidate_hard_deletes = hard_deletes == 'invalidate' %}
 
diff --git a/dbt_adbs_test_project/models/promotion_costs.sql b/dbt_adbs_test_project/models/promotion_costs.sql
index 112adbc..f71ab59 100644
--- a/dbt_adbs_test_project/models/promotion_costs.sql
+++ b/dbt_adbs_test_project/models/promotion_costs.sql
@@ -13,7 +13,7 @@
   See the License for the specific language governing permissions and
   limitations under the License.
 #}
-{{ config(materialized='table', grants = {'select': ['dbt_test_1']})}}
+{{ config(materialized='table', grants = {'select': ['DBT_TEST_USER_1']})}}
 with all_promo_costs as(
     select * from {{ source('sh_database', 'promotions') }}
 )
diff --git a/requirements.txt b/requirements.txt
index 7519458..55a934d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
 dbt-common>=1.1.0,<2.0
 dbt-adapters>=1.2.1,<2.0
 dbt-core>=1.9.1,<2.0
-oracledb==3.0.0
+oracledb==3.1.0
diff --git a/requirements_dev.txt b/requirements_dev.txt
index 8208904..0eee263 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -6,4 +6,4 @@ tox
 coverage
 twine
 pytest
-dbt-tests-adapter~=1.10,<1.11
+dbt-tests-adapter~=1.11,<1.12
diff --git a/setup.cfg b/setup.cfg
index 069a393..9463bb0 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -35,7 +35,7 @@ install_requires =
     dbt-common>=1.1.0,<2.0
     dbt-adapters>=1.2.1,<2.0
     dbt-core~=1.9,<1.10
-    oracledb==3.0.0
+    oracledb==3.1.0
 test_suite=tests
 test_requires =
     dbt-tests-adapter~=1.10,<1.11
diff --git a/setup.py b/setup.py
index 3c20748..5df3ceb 100644
--- a/setup.py
+++ b/setup.py
@@ -43,7 +43,7 @@
         "dbt-common>=1.1.0,<2.0",
         "dbt-adapters>=1.2.1,<2.0",
         "dbt-core~=1.9,<1.10",
-        "oracledb==3.0.0"
+        "oracledb==3.1.0"
 ]
 
 test_requirements = [
diff --git a/tests/functional/adapter/incremental_materialization/test_unique_id.py b/tests/functional/adapter/incremental_materialization/test_unique_id.py
index a2e12b1..aab5243 100644
--- a/tests/functional/adapter/incremental_materialization/test_unique_id.py
+++ b/tests/functional/adapter/incremental_materialization/test_unique_id.py
@@ -1,5 +1,5 @@
 """
-Copyright (c) 2022, Oracle and/or its affiliates.
+Copyright (c) 2025, Oracle and/or its affiliates.
 Copyright (c) 2020, Vitor Avancini
 
   Licensed under the Apache License, Version 2.0 (the "License");
@@ -57,6 +57,11 @@
 """
 
 models__expected__unique_key_list__inplace_overwrite_sql = """
+{{
+    config(
+        materialized='table'
+    )
+}}
 SELECT
     'CT' AS state,
     'Hartford' AS county,
@@ -72,9 +77,16 @@
 SELECT 'NY','New York','Manhattan', TO_DATE('2021-04-01',  'YYYY-MM-DD') FROM DUAL
 union all
 SELECT 'PA','Philadelphia','Philadelphia', TO_DATE('2021-05-21', 'YYYY-MM-DD') FROM DUAL
+union all
+select 'CO','Denver',null,TO_DATE('2021-06-18', 'YYYY-MM-DD') FROM DUAL
 """
 
 models__expected__one_str__overwrite_sql  = """
+{{
+    config(
+        materialized='table'
+    )
+}}
 SELECT
     'CT' AS state,
     'Hartford' AS county,
@@ -90,6 +102,8 @@
 SELECT 'NY','New York','Manhattan', TO_DATE('2021-04-01',  'YYYY-MM-DD') FROM DUAL
 union all
 SELECT 'PA','Philadelphia','Philadelphia', TO_DATE('2021-05-21', 'YYYY-MM-DD') FROM DUAL
+union all
+select 'CO','Denver', null, TO_DATE('2021-06-18', 'YYYY-MM-DD') FROM DUAL
 """
 
 
diff --git a/tests/functional/adapter/snapshots/test_invalidate_deletes.py b/tests/functional/adapter/snapshots/test_invalidate_deletes.py
index 5fe5b09..9dac3db 100644
--- a/tests/functional/adapter/snapshots/test_invalidate_deletes.py
+++ b/tests/functional/adapter/snapshots/test_invalidate_deletes.py
@@ -1,5 +1,5 @@
 """
-Copyright (c) 2022, Oracle and/or its affiliates.
+Copyright (c) 2025, Oracle and/or its affiliates.
 Copyright (c) 2020, Vitor Avancini
 
   Licensed under the Apache License, Version 2.0 (the "License");
@@ -34,7 +34,7 @@
 {% snapshot cc_all_snapshot %}
     {{ config(
         check_cols='all', 
-        unique_key='id', 
+        unique_key=['id'], 
         strategy='check',
         target_database=database, 
         target_schema=schema,
diff --git a/tests/functional/adapter/test_basic.py b/tests/functional/adapter/test_basic.py
index e26df4b..41b018f 100644
--- a/tests/functional/adapter/test_basic.py
+++ b/tests/functional/adapter/test_basic.py
@@ -103,6 +103,50 @@
 """
 
 
+cc_all_snapshot_sql = """
+{% snapshot cc_all_snapshot %}
+    {{ config(
+        check_cols='all', unique_key=['id'], strategy='check',
+        target_database=database, target_schema=schema
+    ) }}
+    select * from {{ ref(var('seed_name', 'base')) }}
+{% endsnapshot %}
+""".strip()
+
+cc_name_snapshot_sql = """
+{% snapshot cc_name_snapshot %}
+    {{ config(
+        check_cols=['name'], unique_key=['id'], strategy='check',
+        target_database=database, target_schema=schema
+    ) }}
+    select * from {{ ref(var('seed_name', 'base')) }}
+{% endsnapshot %}
+""".strip()
+
+cc_date_snapshot_sql = """
+{% snapshot cc_date_snapshot %}
+    {{ config(
+        check_cols=['some_date'], unique_key=['id'], strategy='check',
+        target_database=database, target_schema=schema
+    ) }}
+    select * from {{ ref(var('seed_name', 'base')) }}
+{% endsnapshot %}
+""".strip()
+
+ts_snapshot_sql = """
+{% snapshot ts_snapshot %}
+    {{ config(
+        strategy='timestamp',
+        unique_key=['id'],
+        updated_at='some_date',
+        target_database=database,
+        target_schema=schema,
+    )}}
+    select * from {{ ref(var('seed_name', 'base')) }}
+{% endsnapshot %}
+""".strip()
+
+
 class TestSimpleMaterializationsOracle(BaseSimpleMaterializations):
     pass
 
@@ -146,11 +190,23 @@ class TestGenericTestsOracle(BaseGenericTests):
 
 
 class TestSnapshotCheckColsOracle(BaseSnapshotCheckCols):
-    pass
+
+    @pytest.fixture(scope="class")
+    def snapshots(self):
+        return {
+            "cc_all_snapshot.sql": cc_all_snapshot_sql,
+            "cc_date_snapshot.sql": cc_date_snapshot_sql,
+            "cc_name_snapshot.sql": cc_name_snapshot_sql,
+        }
 
 
 class TestSnapshotTimestampOracle(BaseSnapshotTimestamp):
-    pass
+
+    @pytest.fixture(scope="class")
+    def snapshots(self):
+        return {
+            "ts_snapshot.sql": ts_snapshot_sql,
+        }
 
 
 class TestBaseAdapterMethodOracle(BaseAdapterMethod):
diff --git a/tests/functional/adapter/test_grants.py b/tests/functional/adapter/test_grants.py
index acb3555..0ea5708 100644
--- a/tests/functional/adapter/test_grants.py
+++ b/tests/functional/adapter/test_grants.py
@@ -38,10 +38,10 @@
 my_snapshot_sql = """
 {% snapshot my_snapshot %}
     {{ config(
-        check_cols='all', unique_key='id', strategy='check',
+        check_cols='all', unique_key=['id'], strategy='check',
         target_database=database, target_schema=schema
     ) }}
-    select 1 as id, cast('blue' as {{ type_string() }}) as color from dual
+    select 1 as id, cast('blue' as {{ type_string() }}) as color
 {% endsnapshot %}
 """.strip()