diff --git a/.github/workflows/dbt_test_full.yml b/.github/workflows/dbt_test_daily.yml
similarity index 92%
rename from .github/workflows/dbt_test_full.yml
rename to .github/workflows/dbt_test_daily.yml
index 82632bd..4083c1b 100644
--- a/.github/workflows/dbt_test_full.yml
+++ b/.github/workflows/dbt_test_daily.yml
@@ -4,7 +4,7 @@ run-name: dbt_test_scheduled
 on:
   workflow_dispatch:
   schedule:
-    - cron: '0 1 * * *'
+    - cron: '0 4 * * *'
     
 env:
   DBT_PROFILES_DIR: ./
@@ -39,4 +39,4 @@ jobs:
           dbt deps
       - name: Run DBT Jobs
         run: |
-          dbt test -m "stellar_models,models/silver" "stellar_models,models/gold"
\ No newline at end of file
+          dbt test -m "stellar_models,models/silver" "stellar_models,models/gold" --vars 'test_days_threshold: 3'
\ No newline at end of file
diff --git a/.github/workflows/dbt_test_monthly.yml b/.github/workflows/dbt_test_monthly.yml
new file mode 100644
index 0000000..51fcfb4
--- /dev/null
+++ b/.github/workflows/dbt_test_monthly.yml
@@ -0,0 +1,42 @@
+name: dbt_test_scheduled
+run-name: dbt_test_scheduled
+
+on:
+  workflow_dispatch:
+  schedule:
+    - cron: '0 4 1 * *'
+    
+env:
+  DBT_PROFILES_DIR: ./
+
+  ACCOUNT: "${{ secrets.ACCOUNT }}"
+  ROLE: "${{ secrets.ROLE }}"
+  USER: "${{ secrets.USER }}"
+  PASSWORD: "${{ secrets.PASSWORD }}"
+  REGION: "${{ secrets.REGION }}"
+  DATABASE: "${{ secrets.DATABASE }}"
+  WAREHOUSE: "${{ secrets.WAREHOUSE }}"
+  SCHEMA: "${{ secrets.SCHEMA }}"
+
+
+jobs:
+  run_dbt_jobs:
+    runs-on: ubuntu-latest
+    environment: 
+      name: workflow_prod
+
+    steps:
+      - uses: actions/checkout@v3
+
+      - uses: actions/setup-python@v4
+        with:
+          python-version: "3.10.x"
+          cache: "pip"
+
+      - name: install dependencies
+        run: |
+          pip install -r requirements.txt
+          dbt deps
+      - name: Run DBT Jobs
+        run: |
+          dbt test -m "stellar_models,models/silver" "stellar_models,models/gold" --vars 'test_days_threshold: 30'
\ No newline at end of file
diff --git a/.github/workflows/dbt_test_weekly.yml b/.github/workflows/dbt_test_weekly.yml
new file mode 100644
index 0000000..44a5618
--- /dev/null
+++ b/.github/workflows/dbt_test_weekly.yml
@@ -0,0 +1,42 @@
+name: dbt_test_scheduled
+run-name: dbt_test_scheduled
+
+on:
+  workflow_dispatch:
+  schedule:
+    - cron: '0 4 * * 1'
+    
+env:
+  DBT_PROFILES_DIR: ./
+
+  ACCOUNT: "${{ secrets.ACCOUNT }}"
+  ROLE: "${{ secrets.ROLE }}"
+  USER: "${{ secrets.USER }}"
+  PASSWORD: "${{ secrets.PASSWORD }}"
+  REGION: "${{ secrets.REGION }}"
+  DATABASE: "${{ secrets.DATABASE }}"
+  WAREHOUSE: "${{ secrets.WAREHOUSE }}"
+  SCHEMA: "${{ secrets.SCHEMA }}"
+
+
+jobs:
+  run_dbt_jobs:
+    runs-on: ubuntu-latest
+    environment: 
+      name: workflow_prod
+
+    steps:
+      - uses: actions/checkout@v3
+
+      - uses: actions/setup-python@v4
+        with:
+          python-version: "3.10.x"
+          cache: "pip"
+
+      - name: install dependencies
+        run: |
+          pip install -r requirements.txt
+          dbt deps
+      - name: Run DBT Jobs
+        run: |
+          dbt test -m "stellar_models,models/silver" "stellar_models,models/gold" --vars 'test_days_threshold: 7'
\ No newline at end of file
diff --git a/models/gold/core/core__dim_assets.yml b/models/gold/core/core__dim_assets.yml
index af829e8..5fe3537 100644
--- a/models/gold/core/core__dim_assets.yml
+++ b/models/gold/core/core__dim_assets.yml
@@ -9,28 +9,28 @@ models:
             - ASSET_TYPE
             - ASSET_CODE
             - ASSET_ISSUER
+          where: modified_timestamp > current_date - {{ var('test_days_threshold', 3) }}
     columns:
       - name: ASSET_ID
         description: '{{ doc("asset_id") }}'
-        tests:
-          - not_null
 
       - name: ASSET_TYPE
         description: '{{ doc("asset_type") }}'
         tests:
-          - not_null
+          - not_null:
+              where: modified_timestamp > current_date - {{ var('test_days_threshold', 3) }}
 
       - name: ASSET_CODE
         description: '{{ doc("asset_code") }}'
         tests:
           - not_null:
-              where: asset_type != 'native'
+              where: asset_type != 'native' AND modified_timestamp > current_date - {{ var('test_days_threshold', 3) }}
 
       - name: ASSET_ISSUER
         description: '{{ doc("asset_issuer") }}'
         tests:
           - not_null:
-              where: asset_type != 'native'
+              where: asset_type != 'native' AND modified_timestamp > current_date - {{ var('test_days_threshold', 3) }}
 
       - name: ID
         description: 'Numeric hash of asset_id, asset_type, and asset_issuer for join operations'
@@ -38,15 +38,19 @@ models:
       - name: DIM_ASSETS_ID
         description: '{{ doc("pk") }}'
         tests:
-          - not_null
-          - unique
+          - not_null:
+              where: modified_timestamp > current_date - {{ var('test_days_threshold', 3) }}
+          - unique:
+              where: modified_timestamp > current_date - {{ var('test_days_threshold', 3) }}
 
       - name: INSERTED_TIMESTAMP
         description: '{{ doc("inserted_timestamp") }}'
         tests:
-          - not_null
+          - not_null:
+              where: modified_timestamp > current_date - {{ var('test_days_threshold', 3) }}
 
       - name: MODIFIED_TIMESTAMP
         description: '{{ doc("modified_timestamp") }}'
         tests:
-          - not_null
+          - not_null:
+              where: modified_timestamp > current_date - {{ var('test_days_threshold', 3) }}
diff --git a/models/gold/core/core__fact_accounts.yml b/models/gold/core/core__fact_accounts.yml
index 73db925..2d8ce7f 100644
--- a/models/gold/core/core__fact_accounts.yml
+++ b/models/gold/core/core__fact_accounts.yml
@@ -10,133 +10,109 @@ models:
             - SEQUENCE_NUMBER
             - LEDGER_ENTRY_CHANGE
             - LAST_MODIFIED_LEDGER
+          where: closed_at > current_date - {{ var('test_days_threshold', 3) }}
     columns:
       - name: ACCOUNT_ID
         description: "{{ doc('account_id') }}"
         tests:
-          - not_null
+          - not_null:
+              where: closed_at > current_date - {{ var('test_days_threshold', 3) }}
 
       - name: BALANCE
         description: '{{ doc("balance") }}'
-        tests:
-          - not_null
 
       - name: BUYING_LIABILITIES
         description: '{{ doc("buying_liabilities") }}'
-        tests:
-          - not_null
 
       - name: SELLING_LIABILITIES
         description: '{{ doc("selling_liabilities") }}'
-        tests:
-          - not_null
 
       - name: SEQUENCE_NUMBER
         description: '{{ doc("sequence_number") }}'
         tests:
-          - not_null
+          - not_null:
+              where: closed_at > current_date - {{ var('test_days_threshold', 3) }}
 
       - name: NUM_SUBENTRIES
         description: '{{ doc("num_subentries") }}'
-        tests:
-          - not_null
 
       - name: INFLATION_DESTINATION
         description: '{{ doc("inflation_destination") }}'
 
       - name: FLAGS
         description: '{{ doc("flags") }}'
-        tests:
-          - not_null
 
       - name: HOME_DOMAIN
         description: '{{ doc("home_domain") }}'
 
       - name: MASTER_WEIGHT
         description: '{{ doc("master_weight") }}'
-        tests:
-          - not_null
 
       - name: THRESHOLD_LOW
         description: '{{ doc("threshold_low") }}'
-        tests:
-          - not_null
 
       - name: THRESHOLD_MEDIUM
         description: '{{ doc("threshold_medium") }}'
-        tests:
-          - not_null
 
       - name: THRESHOLD_HIGH
         description: '{{ doc("threshold_high") }}'
-        tests:
-          - not_null
 
       - name: LAST_MODIFIED_LEDGER
         description: '{{ doc("last_modified_ledger") }}'
         tests:
-          - not_null
+          - not_null:
+              where: closed_at > current_date - {{ var('test_days_threshold', 3) }}
 
       - name: LEDGER_ENTRY_CHANGE
         description: '{{ doc("ledger_entry_change") }}'
         tests:
-          - not_null
+          - not_null:
+              where: closed_at > current_date - {{ var('test_days_threshold', 3) }}
 
       - name: DELETED
         description: '{{ doc("deleted") }}'
         tests:
-          - not_null
+          - not_null:
+              where: closed_at > current_date - {{ var('test_days_threshold', 3) }}
 
       - name: SPONSOR
         description: '{{ doc("sponsor") }}'
 
       - name: NUM_SPONSORED
         description: '{{ doc("num_sponsored") }}'
-        tests:
-          - not_null
 
       - name: NUM_SPONSORING
         description: '{{ doc("num_sponsoring") }}'
-        tests:
-          - not_null
 
       - name: SEQUENCE_LEDGER
         description: '{{ doc("sequence_ledger") }}'
         tests:
-          - not_null
+          - not_null:
+              where: closed_at > current_date - {{ var('test_days_threshold', 3) }}
 
       - name: SEQUENCE_TIME
         description: '{{ doc("sequence_time") }}'
-        tests:
-          - not_null
 
       - name: CLOSED_AT
         description: '{{ doc("closed_at") }}'
         tests:
-          - not_null
+          - not_null:
+              where: closed_at > current_date - {{ var('test_days_threshold', 3) }}
 
       - name: BLOCK_TIMESTAMP
         description: '{{ doc("block_timestamp") }}'
-        tests:
-          - not_null
 
       - name: LEDGER_SEQUENCE
         description: '{{ doc("ledger_sequence") }}'
         tests:
-          - not_null
+          - not_null:
+              where: closed_at > current_date - {{ var('test_days_threshold', 3) }}
 
       - name: FACT_ACCOUNTS_ID
         description: '{{ doc("pk") }}'
-        tests:
-          - unique
-          - not_null
 
       - name: INSERTED_TIMESTAMP
         description: '{{ doc("inserted_timestamp") }}'
-        tests:
-          - not_null
 
       - name: MODIFIED_TIMESTAMP
-        description: '{{ doc("modified_timestamp") }}'
-        tests:
-          - not_null
\ No newline at end of file
+        description: '{{ doc("modified_timestamp") }}'
\ No newline at end of file
diff --git a/models/gold/core/core__fact_ledgers.yml b/models/gold/core/core__fact_ledgers.yml
index fe1a85a..d204d39 100644
--- a/models/gold/core/core__fact_ledgers.yml
+++ b/models/gold/core/core__fact_ledgers.yml
@@ -8,8 +8,10 @@ models:
         description: '{{ doc("sequence") }}'
         tests:
           - dbt_expectations.expect_column_to_exist
-          - not_null
-          - unique
+          - not_null:
+              where: closed_at > current_date - {{ var('test_days_threshold', 3) }}
+          - unique:
+              where: closed_at > current_date - {{ var('test_days_threshold', 3) }}
 
       - name: LEDGER_HASH  
         description: '{{ doc("ledger_hash") }}'
@@ -26,7 +28,8 @@ models:
       - name: CLOSED_AT
         description: '{{ doc("closed_at") }}'
         tests:
-          - not_null
+          - not_null:
+              where: closed_at > current_date - {{ var('test_days_threshold', 3) }}
       
       - name: BLOCK_TIMESTAMP
         description: '{{ doc("block_timestamp") }}'
@@ -87,13 +90,9 @@ models:
 
       - name: INSERTED_TIMESTAMP
         description: '{{ doc("inserted_timestamp") }}'
-        tests:
-          - not_null
 
       - name: MODIFIED_TIMESTAMP
         description: '{{ doc("modified_timestamp") }}'
-        tests:
-          - not_null
 
       - name: _INVOCATION_ID
         description: '{{ doc("invocation_id") }}'
diff --git a/models/gold/core/core__fact_operations.yml b/models/gold/core/core__fact_operations.yml
index 8df8a1b..1cca28a 100644
--- a/models/gold/core/core__fact_operations.yml
+++ b/models/gold/core/core__fact_operations.yml
@@ -12,16 +12,19 @@ models:
             - LEDGER_SEQUENCE
             - TYPE
             - TYPE_STRING
+          where: closed_at > current_date - {{ var('test_days_threshold', 3) }}
     columns:
       - name: ID
         description: '{{ doc("op_id") }}'
         tests:
-          - not_null
+          - not_null:
+              where: closed_at > current_date - {{ var('test_days_threshold', 3) }}
       
       - name: CLOSED_AT
         description: '{{ doc("closed_at") }}'
         tests:
-          - not_null
+          - not_null:
+              where: closed_at > current_date - {{ var('test_days_threshold', 3) }}
      
       - name: BLOCK_TIMESTAMP
         description: '{{ doc("block_timestamp") }}'
@@ -260,7 +263,8 @@ models:
       - name: SOURCE_ACCOUNT
         description: '{{ doc("source_account") }}'
         tests:
-          - not_null
+          - not_null:
+              where: closed_at > current_date - {{ var('test_days_threshold', 3) }}
 
       - name: OP_SOURCE_ACCOUNT_MUXED
         description: '{{ doc("op_source_account_muxed") }}'
@@ -268,23 +272,27 @@ models:
       - name: TRANSACTION_ID
         description: '{{ doc("transaction_id") }}'
         tests:
-          - not_null
+          - not_null:
+              where: closed_at > current_date - {{ var('test_days_threshold', 3) }}
 
       - name: TYPE
         description: '{{ doc("type") }}'
         tests:
-          - not_null
+          - not_null:
+              where: closed_at > current_date - {{ var('test_days_threshold', 3) }}
       
       - name: TYPE_STRING
         description: '{{ doc("type_string") }}'
         tests:
-          - not_null
+          - not_null:
+              where: closed_at > current_date - {{ var('test_days_threshold', 3) }}
 
       - name: LEDGER_SEQUENCE
         description: '{{ doc("ledger_sequence") }}'
         tests:
-          - not_null
-      
+          - not_null:
+              where: closed_at > current_date - {{ var('test_days_threshold', 3) }}
+
       - name: OP_ACCOUNT_MUXED
         description: '{{ doc("account_muxed") }}'
 
diff --git a/models/gold/core/core__fact_transactions.yml b/models/gold/core/core__fact_transactions.yml
index a37a3de..75b095d 100644
--- a/models/gold/core/core__fact_transactions.yml
+++ b/models/gold/core/core__fact_transactions.yml
@@ -8,8 +8,10 @@ models:
       - name: ID
         description: Unique identifier for the transaction
         tests:
-          - not_null
-          - unique
+          - not_null:
+              where: closed_at > current_date - {{ var('test_days_threshold', 3) }}
+          - unique:
+              where: closed_at > current_date - {{ var('test_days_threshold', 3) }}
 
       - name: TRANSACTION_HASH
         description: '{{ doc("transaction_hash") }}'
@@ -17,12 +19,14 @@ models:
       - name: LEDGER_SEQUENCE
         description: '{{ doc("ledger_sequence") }}'
         tests:
-          - not_null
+          - not_null:
+              where: closed_at > current_date - {{ var('test_days_threshold', 3) }}
       
       - name: CLOSED_AT
         description: '{{ doc("closed_at") }}'
         tests:
-          - not_null
+          - not_null:
+              where: closed_at > current_date - {{ var('test_days_threshold', 3) }}
       
       - name: BLOCK_TIMESTAMP
         description: '{{ doc("block_timestamp") }}'
@@ -30,7 +34,8 @@ models:
       - name: ACCOUNT
         description: '{{ doc("account") }}'
         tests:
-          - not_null
+          - not_null:
+              where: closed_at > current_date - {{ var('test_days_threshold', 3) }}
 
       - name: ACCOUNT_SEQUENCE
         description: '{{ doc("account_sequence") }}'
diff --git a/models/gold/defi/defi__fact_liquidity_pools.yml b/models/gold/defi/defi__fact_liquidity_pools.yml
index ad056ac..3b10b24 100644
--- a/models/gold/defi/defi__fact_liquidity_pools.yml
+++ b/models/gold/defi/defi__fact_liquidity_pools.yml
@@ -9,7 +9,8 @@ models:
       - name: LIQUIDITY_POOL_ID
         description: '{{ doc("liquidity_pool_id") }}'
         tests:
-          - not_null
+          - not_null:
+              where: closed_at > current_date - {{ var('test_days_threshold', 3) }}
 
       - name: TYPE
         description: '{{ doc("type") }}'
@@ -74,28 +75,20 @@ models:
       - name: CLOSED_AT
         description: '{{ doc("closed_at") }}'
         tests:
-          - not_null
+          - not_null:
+              where: closed_at > current_date - {{ var('test_days_threshold', 3) }}
 
       - name: LEDGER_SEQUENCE
         description: '{{ doc("ledger_sequence") }}'
 
       - name: FACT_LIQUIDITY_POOLS_ID
         description: '{{ doc("pk") }}'
-        tests:
-          - unique
-          - not_null
 
       - name: INSERTED_TIMESTAMP
         description: '{{ doc("inserted_timestamp") }}'
-        tests:
-          - not_null
 
       - name: MODIFIED_TIMESTAMP
         description: '{{ doc("modified_timestamp") }}'
-        tests:
-          - not_null
 
       - name: _INVOCATION_ID
-        description: '{{ doc("invocation_id") }}'
-        tests:
-          - not_null
+        description: '{{ doc("invocation_id") }}'
\ No newline at end of file
diff --git a/models/gold/defi/defi__fact_trades.yml b/models/gold/defi/defi__fact_trades.yml
index 5c25d30..445f1c3 100644
--- a/models/gold/defi/defi__fact_trades.yml
+++ b/models/gold/defi/defi__fact_trades.yml
@@ -7,22 +7,26 @@ models:
       - name: history_operation_id
         description: '{{ doc("history_operation_id") }}'
         tests:
-          - not_null
+          - not_null:
+              where: ledger_closed_at > current_date - {{ var('test_days_threshold', 3) }}
 
       - name: trade_order
         description: '{{ doc("order") }}'
         tests:
-          - not_null
+          - not_null:
+              where: ledger_closed_at > current_date - {{ var('test_days_threshold', 3) }}
 
       - name: ledger_closed_at
         description: '{{ doc("closed_at") }}'
         tests:
-          - not_null
+          - not_null:
+              where: ledger_closed_at > current_date - {{ var('test_days_threshold', 3) }}
 
       - name: selling_account_address
         description: '{{ doc("selling_account_address") }}'
         tests:
-          - not_null
+          - not_null:
+              where: ledger_closed_at > current_date - {{ var('test_days_threshold', 3) }}
 
       - name: selling_asset_code
         description: '{{ doc("selling_asset_code") }}'
@@ -33,22 +37,26 @@ models:
       - name: selling_asset_type
         description: '{{ doc("selling_asset_type") }}'
         tests:
-          - not_null
+          - not_null:
+              where: ledger_closed_at > current_date - {{ var('test_days_threshold', 3) }}
 
       - name: selling_asset_id
         description: '{{ doc("selling_asset_id") }}'
         tests:
-          - not_null
+          - not_null:
+              where: ledger_closed_at > current_date - {{ var('test_days_threshold', 3) }}
 
       - name: selling_amount
         description: '{{ doc("selling_amount") }}'
         tests:
-          - not_null
+          - not_null:
+              where: ledger_closed_at > current_date - {{ var('test_days_threshold', 3) }}
 
       - name: buying_account_address
         description: '{{ doc("buying_account_address") }}'
         tests:
-          - not_null
+          - not_null:
+              where: ledger_closed_at > current_date - {{ var('test_days_threshold', 3) }}
 
       - name: buying_asset_code
         description: '{{ doc("buying_asset_code") }}'
@@ -59,27 +67,32 @@ models:
       - name: buying_asset_type
         description: '{{ doc("buying_asset_type") }}'
         tests:
-          - not_null
+          - not_null:
+              where: ledger_closed_at > current_date - {{ var('test_days_threshold', 3) }}
 
       - name: buying_asset_id
         description: '{{ doc("buying_asset_id") }}'
         tests:
-          - not_null
+          - not_null:
+              where: ledger_closed_at > current_date - {{ var('test_days_threshold', 3) }}
 
       - name: buying_amount
         description: '{{ doc("buying_amount") }}'
         tests:
-          - not_null
+          - not_null:
+              where: ledger_closed_at > current_date - {{ var('test_days_threshold', 3) }}
 
       - name: price_n
         description: '{{ doc("price_n") }}'
         tests:
-          - not_null
+          - not_null:
+              where: ledger_closed_at > current_date - {{ var('test_days_threshold', 3) }}
 
       - name: price_d
         description: '{{ doc("price_d") }}'
         tests:
-          - not_null
+          - not_null:
+              where: ledger_closed_at > current_date - {{ var('test_days_threshold', 3) }}
 
       - name: selling_offer_id
         description: '{{ doc("selling_offer_id") }}'
@@ -96,7 +109,8 @@ models:
       - name: trade_type
         description: '{{ doc("trade_type") }}'
         tests:
-          - not_null
+          - not_null:
+              where: ledger_closed_at > current_date - {{ var('test_days_threshold', 3) }}
 
       - name: rounding_slippage
         description: '{{ doc("rounding_slippage") }}'
@@ -107,23 +121,28 @@ models:
       - name: fact_trades_id
         description: '{{ doc("pk") }}'
         tests:
-          - unique
-          - not_null
+          - unique:
+              where: ledger_closed_at > current_date - {{ var('test_days_threshold', 3) }}
+          - not_null:
+              where: ledger_closed_at > current_date - {{ var('test_days_threshold', 3) }}
 
       - name: _inserted_timestamp
         description: '{{ doc("inserted_timestamp") }}'
         tests:
-          - not_null
+          - not_null:
+              where: ledger_closed_at > current_date - {{ var('test_days_threshold', 3) }}
 
       - name: inserted_timestamp
         description: '{{ doc("inserted_timestamp") }}'
         tests:
-          - not_null
+          - not_null:
+              where: ledger_closed_at > current_date - {{ var('test_days_threshold', 3) }}
 
       - name: modified_timestamp
         description: '{{ doc("modified_timestamp") }}'
         tests:
-          - not_null
+          - not_null:
+              where: ledger_closed_at > current_date - {{ var('test_days_threshold', 3) }}
 
       - name: _invocation_id
         description: '{{ doc("invocation_id") }}'
diff --git a/models/gold/operations/core__ez_operations.yml b/models/gold/operations/core__ez_operations.yml
index 800457c..e12f39d 100644
--- a/models/gold/operations/core__ez_operations.yml
+++ b/models/gold/operations/core__ez_operations.yml
@@ -8,10 +8,14 @@ models:
       - name: OP_ID
         description: '{{ doc("op_id") }}'
         tests:
-          - not_null
+          - not_null:
+              where: closed_at > current_date - {{ var('test_days_threshold', 3) }}
 
       - name: OP_SOURCE_ACCOUNT
         description: '{{ doc("op_source_account") }}'
+        tests:
+          - not_null:
+              where: closed_at > current_date - {{ var('test_days_threshold', 3) }}
 
       - name: OP_SOURCE_ACCOUNT_MUXED
         description: '{{ doc("op_source_account_muxed") }}'
@@ -306,12 +310,21 @@ models:
 
       - name: TX_ID
         description: '{{ doc("transaction_id") }}'
+        tests:
+          - not_null:
+              where: closed_at > current_date - {{ var('test_days_threshold', 3) }}
 
       - name: TYPE
         description: '{{ doc("type") }}'
+        tests:
+          - not_null:
+              where: closed_at > current_date - {{ var('test_days_threshold', 3) }}
 
       - name: TYPE_STRING
         description: '{{ doc("type_string") }}'
+        tests:
+          - not_null:
+              where: closed_at > current_date - {{ var('test_days_threshold', 3) }}
 
       - name: BATCH_ID
         description: '{{ doc("batch_id") }}'
@@ -357,6 +370,9 @@ models:
 
       - name: CLOSED_AT
         description: '{{ doc("closed_at") }}'
+        tests:
+          - not_null:
+              where: closed_at > current_date - {{ var('test_days_threshold', 3) }}
 
       - name: BLOCK_TIMESTAMP
         description: '{{ doc("block_timestamp") }}'
@@ -366,6 +382,9 @@ models:
 
       - name: LEDGER_SEQUENCE
         description: '{{ doc("ledger_sequence") }}'
+        tests:
+          - not_null:
+              where: closed_at > current_date - {{ var('test_days_threshold', 3) }}
 
       - name: TX_ACCOUNT
         description: '{{ doc("tx_account") }}'
diff --git a/models/silver/silver__accounts.yml b/models/silver/silver__accounts.yml
index 34b297d..5ddce31 100644
--- a/models/silver/silver__accounts.yml
+++ b/models/silver/silver__accounts.yml
@@ -1,39 +1,37 @@
 version: 2
 models:
   - name: silver__accounts
-    tests:
-      - dbt_utils.unique_combination_of_columns:
-          combination_of_columns:
-            - ACCOUNT_ID
-            - SEQUENCE_NUMBER
-            - LEDGER_ENTRY_CHANGE
-            - LAST_MODIFIED_LEDGER
+
     columns:
       - name: ACCOUNT_ID
         description: "{{ doc('account_id') }}"
         tests:
-          - not_null
+          - not_null:
+              where: closed_at > current_date - {{ var('test_days_threshold', 3) }}
           - dbt_expectations.expect_column_values_to_be_in_type_list:
               column_type_list:
                 - VARCHAR
       - name: SEQUENCE_NUMBER
         description: "{{ doc('sequence_number') }}"
         tests:
-          - not_null
+          - not_null:
+              where: closed_at > current_date - {{ var('test_days_threshold', 3) }}
           - dbt_expectations.expect_column_values_to_be_in_type_list:
               column_type_list:
                 - NUMBER
       - name: LEDGER_ENTRY_CHANGE
         description: "{{ doc('ledger_entry_change') }}"
         tests:
-          - not_null
+          - not_null:
+              where: closed_at > current_date - {{ var('test_days_threshold', 3) }}
           - dbt_expectations.expect_column_values_to_be_in_type_list:
               column_type_list:
                 - NUMBER
       - name: LAST_MODIFIED_LEDGER
         description: "{{ doc('last_modified_ledger') }}"
         tests:
-          - not_null
+          - not_null:
+              where: closed_at > current_date - {{ var('test_days_threshold', 3) }}
           - dbt_expectations.expect_column_values_to_be_in_type_list:
               column_type_list:
                 - NUMBER
diff --git a/models/silver/silver__assets.yml b/models/silver/silver__assets.yml
index cf58251..75ad0ca 100644
--- a/models/silver/silver__assets.yml
+++ b/models/silver/silver__assets.yml
@@ -1,31 +1,29 @@
 version: 2
 models:
   - name: silver__assets
-    tests:
-      - dbt_utils.unique_combination_of_columns:
-          combination_of_columns:
-            - ASSET_TYPE
-            - ASSET_CODE
-            - ASSET_ISSUER
+
     columns:
       - name: ASSET_TYPE
         description: "{{ doc('asset_type') }}"
         tests:
-          - not_null
+          - not_null:
+              where: modified_timestamp > current_date - {{ var('test_days_threshold', 3) }}
           - dbt_expectations.expect_column_values_to_be_in_type_list:
               column_type_list:
                 - VARCHAR
       - name: ASSET_CODE
         description: "{{ doc('asset_code') }}"
         tests:
-          - not_null
+          - not_null:
+              where: modified_timestamp > current_date - {{ var('test_days_threshold', 3) }}
           - dbt_expectations.expect_column_values_to_be_in_type_list:
               column_type_list:
                 - VARCHAR
       - name: ASSET_ISSUER
         description: "{{ doc('asset_issuer') }}"
         tests:
-          - not_null
+          - not_null:
+              where: modified_timestamp > current_date - {{ var('test_days_threshold', 3) }}
           - dbt_expectations.expect_column_values_to_be_in_type_list:
               column_type_list:
                 - VARCHAR
\ No newline at end of file
diff --git a/models/silver/silver__liquidity_pools.yml b/models/silver/silver__liquidity_pools.yml
index eabcfa3..1934c3f 100644
--- a/models/silver/silver__liquidity_pools.yml
+++ b/models/silver/silver__liquidity_pools.yml
@@ -1,31 +1,29 @@
 version: 2
 models:
   - name: silver__liquidity_pools
-    tests:
-      - dbt_utils.unique_combination_of_columns:
-          combination_of_columns:
-            - LIQUIDITY_POOL_ID
-            - LEDGER_ENTRY_CHANGE
-            - LAST_MODIFIED_LEDGER
+  
     columns:
       - name: LIQUIDITY_POOL_ID
         description: "{{ doc('liquidity_pool_id') }}"
         tests:
-          - not_null
+          - not_null:
+              where: closed_at > current_date - {{ var('test_days_threshold', 3) }}
           - dbt_expectations.expect_column_values_to_be_in_type_list:
               column_type_list:
                 - VARCHAR
       - name: LEDGER_ENTRY_CHANGE
         description: "{{ doc('ledger_entry_change') }}"
         tests:
-          - not_null
+          - not_null:
+              where: closed_at > current_date - {{ var('test_days_threshold', 3) }}
           - dbt_expectations.expect_column_values_to_be_in_type_list:
               column_type_list:
                 - NUMBER
       - name: LAST_MODIFIED_LEDGER
         description: "{{ doc('last_modified_ledger') }}"
         tests:
-          - not_null
+          - not_null:
+              where: closed_at > current_date - {{ var('test_days_threshold', 3) }}
           - dbt_expectations.expect_column_values_to_be_in_type_list:
               column_type_list:
                 - NUMBER
\ No newline at end of file
diff --git a/models/silver/silver__operations.yml b/models/silver/silver__operations.yml
index c18fe7d..72e8b79 100644
--- a/models/silver/silver__operations.yml
+++ b/models/silver/silver__operations.yml
@@ -1,55 +1,53 @@
 version: 2
 models:
   - name: silver__operations
-    tests:
-      - dbt_utils.unique_combination_of_columns:
-          combination_of_columns:
-            - ID
-            - SOURCE_ACCOUNT
-            - TRANSACTION_ID
-            - LEDGER_SEQUENCE
-            - TYPE
-            - TYPE_STRING
+
     columns:
       - name: ID
         description: "{{ doc('id') }}"
         tests:
-          - not_null
+          - not_null:
+              where: closed_at > current_date - {{ var('test_days_threshold', 3) }}
           - dbt_expectations.expect_column_values_to_be_in_type_list:
               column_type_list:
                 - NUMBER
       - name: SOURCE_ACCOUNT
         description: "{{ doc('source_account') }}"
         tests:
-          - not_null
+          - not_null:
+              where: closed_at > current_date - {{ var('test_days_threshold', 3) }}
           - dbt_expectations.expect_column_values_to_be_in_type_list:
               column_type_list:
                 - VARCHAR
       - name: TRANSACTION_ID
         description: "{{ doc('transaction_id') }}"
         tests:
-          - not_null
+          - not_null:
+              where: closed_at > current_date - {{ var('test_days_threshold', 3) }}
           - dbt_expectations.expect_column_values_to_be_in_type_list:
               column_type_list:
                 - NUMBER
       - name: LEDGER_SEQUENCE
         description: "{{ doc('ledger_sequence') }}"
         tests:
-          - not_null
+          - not_null:
+              where: closed_at > current_date - {{ var('test_days_threshold', 3) }}
           - dbt_expectations.expect_column_values_to_be_in_type_list:
               column_type_list:
                 - NUMBER
       - name: TYPE
         description: "{{ doc('type') }}"
         tests:
-          - not_null
+          - not_null:
+              where: closed_at > current_date - {{ var('test_days_threshold', 3) }}
           - dbt_expectations.expect_column_values_to_be_in_type_list:
               column_type_list:
                 - NUMBER
       - name: TYPE_STRING
         description: "{{ doc('type_string') }}"
         tests:
-          - not_null
+          - not_null:
+              where: closed_at > current_date - {{ var('test_days_threshold', 3) }}
           - dbt_expectations.expect_column_values_to_be_in_type_list:
               column_type_list:
                 - VARCHAR
\ No newline at end of file
diff --git a/models/silver/silver__trades.yml b/models/silver/silver__trades.yml
index 766c104..e38d849 100644
--- a/models/silver/silver__trades.yml
+++ b/models/silver/silver__trades.yml
@@ -1,23 +1,21 @@
 version: 2
 models:
   - name: silver__trades
-    tests:
-      - dbt_utils.unique_combination_of_columns:
-          combination_of_columns:
-            - HISTORY_OPERATION_ID
-            - '"order"'
+
     columns:
       - name: HISTORY_OPERATION_ID
         description: "{{ doc('history_operation_id') }}"
         tests:
-          - not_null
+          - not_null:
+              where: ledger_closed_at > current_date - {{ var('test_days_threshold', 3) }}
           - dbt_expectations.expect_column_values_to_be_in_type_list:
               column_type_list:
                 - NUMBER
       - name: '"order"'
         description: "{{ doc('order') }}"
         tests:
-          - not_null
+          - not_null:
+              where: ledger_closed_at > current_date - {{ var('test_days_threshold', 3) }}
           - dbt_expectations.expect_column_values_to_be_in_type_list:
               column_type_list:
                 - NUMBER
\ No newline at end of file
diff --git a/models/silver/silver__transactions.yml b/models/silver/silver__transactions.yml
index 3adc489..64417b7 100644
--- a/models/silver/silver__transactions.yml
+++ b/models/silver/silver__transactions.yml
@@ -5,8 +5,10 @@ models:
       - name: ID
         description: "{{ doc('id') }}"
         tests:
-          - not_null
-          - unique
+          - not_null:
+              where: closed_at > current_date - {{ var('test_days_threshold', 3) }}
+          - unique:
+              where: closed_at > current_date - {{ var('test_days_threshold', 3) }}
           - dbt_expectations.expect_column_values_to_be_in_type_list:
               column_type_list:
                 - NUMBER
\ No newline at end of file