From b28f5b71fcb2851dcc07783f0cb2967752459c6f Mon Sep 17 00:00:00 2001
From: harish <harish.bagora1@gmail.com>
Date: Mon, 23 Sep 2024 18:19:14 +0530
Subject: [PATCH 1/2] Add trigger and function for updated_date and
 created_date column in gepafin_schema

---
 .../db/changelog/db.changelog-1.0.0.xml       | 33 +++++++++++-
 .../db/changelog/db.changelog-master.xml      |  1 +
 .../db/changelog/dynamic-triggers.xml         | 51 +++++++++++++++++++
 3 files changed, 83 insertions(+), 2 deletions(-)
 create mode 100644 src/main/resources/db/changelog/dynamic-triggers.xml

diff --git a/src/main/resources/db/changelog/db.changelog-1.0.0.xml b/src/main/resources/db/changelog/db.changelog-1.0.0.xml
index f4a78969..c1a48adb 100644
--- a/src/main/resources/db/changelog/db.changelog-1.0.0.xml
+++ b/src/main/resources/db/changelog/db.changelog-1.0.0.xml
@@ -539,7 +539,7 @@
 		<dropColumn tableName="FORM"
 			columnName="order_no" />
 	</changeSet>
-	
+
     <changeSet id="03-09-2024_1" author="Rajesh Khore">
         <sql>
             TRUNCATE TABLE FORM_FIELD RESTART IDENTITY;
@@ -696,7 +696,7 @@
                  path="classpath:db/dump/inserted_form_field_data_13_09_2024.sql" />
     </changeSet>
 
-    
+
     <changeSet id="12-09-2024_1" author="Rajesh Khore">
         <addColumn tableName="flow_edges">
             <column name="tracking_id" type="VARCHAR(255)"></column>
@@ -710,4 +710,33 @@
         <sqlFile dbms="postgresql"
                  path="classpath:db/dump/updated_form_field_data_16-09-2024.sql" />
     </changeSet>
+    <changeSet id="23-09-2024_1" author="Harish Bagora">
+        <!-- Procedure for automatically setting the updated_date -->
+        <createProcedure>
+            CREATE OR REPLACE FUNCTION gepafin_schema.clock_timestamp_updated_date_column()
+            RETURNS TRIGGER
+            LANGUAGE plpgsql
+            AS $$
+            BEGIN
+            NEW.updated_date = clock_timestamp();
+            RETURN NEW;
+            END;
+            $$;
+        </createProcedure>
+
+        <!-- Procedure for setting created_date only on insert -->
+        <createProcedure>
+            CREATE OR REPLACE FUNCTION gepafin_schema.clock_timestamp_created_date_column()
+            RETURNS TRIGGER
+            LANGUAGE plpgsql
+            AS $$
+            BEGIN
+            IF NEW.created_date IS NULL THEN
+            NEW.created_date = clock_timestamp();
+            END IF;
+            RETURN NEW;
+            END;
+            $$;
+        </createProcedure>
+    </changeSet>
 </databaseChangeLog>
diff --git a/src/main/resources/db/changelog/db.changelog-master.xml b/src/main/resources/db/changelog/db.changelog-master.xml
index f44695c7..bf4c4536 100644
--- a/src/main/resources/db/changelog/db.changelog-master.xml
+++ b/src/main/resources/db/changelog/db.changelog-master.xml
@@ -5,4 +5,5 @@
         xsi:schemaLocation="http://www.liquibase.org/xml/ns/dbchangelog http://www.liquibase.org/xml/ns/dbchangelog/dbchangelog-4.23.xsd">
 
     <include file="db/changelog/db.changelog-1.0.0.xml"/>
+    <include file="db/changelog/dynamic-triggers.xml" />
 </databaseChangeLog>
diff --git a/src/main/resources/db/changelog/dynamic-triggers.xml b/src/main/resources/db/changelog/dynamic-triggers.xml
new file mode 100644
index 00000000..23f1101e
--- /dev/null
+++ b/src/main/resources/db/changelog/dynamic-triggers.xml
@@ -0,0 +1,51 @@
+<?xml version="1.1" encoding="UTF-8" standalone="no"?>
+<databaseChangeLog
+        xmlns="http://www.liquibase.org/xml/ns/dbchangelog"
+        xmlns:ext="http://www.liquibase.org/xml/ns/dbchangelog-ext"
+        xmlns:pro="http://www.liquibase.org/xml/ns/pro"
+        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+        xsi:schemaLocation="http://www.liquibase.org/xml/ns/dbchangelog-ext http://www.liquibase.org/xml/ns/dbchangelog/dbchangelog-ext.xsd http://www.liquibase.org/xml/ns/pro http://www.liquibase.org/xml/ns/pro/liquibase-pro-4.0.xsd http://www.liquibase.org/xml/ns/dbchangelog http://www.liquibase.org/xml/ns/dbchangelog/dbchangelog-4.23.xsd">
+    <changeSet id="23-09-2024_3" author="Harish Bagora" runAlways="true">
+        <sql splitStatements="false">
+            DO $$
+            DECLARE
+            r RECORD;
+            BEGIN
+            -- Loop through all tables in the schema that have the 'updated_date' column
+            FOR r IN (
+            SELECT table_name
+            FROM information_schema.columns
+            WHERE column_name = 'updated_date'
+            AND table_schema = 'gepafin_schema'
+            )
+            LOOP
+            EXECUTE format(
+            'CREATE OR REPLACE TRIGGER tg_gepafin_schema_updated_at_%I
+            BEFORE UPDATE ON gepafin_schema.%I
+            FOR EACH ROW
+            EXECUTE FUNCTION gepafin_schema.clock_timestamp_updated_date_column()',
+            r.table_name, r.table_name
+            );
+            END LOOP;
+
+            -- Loop through all tables in the schema that have the 'created_date' column
+            FOR r IN (
+            SELECT table_name
+            FROM information_schema.columns
+            WHERE column_name = 'created_date'
+            AND table_schema = 'gepafin_schema'
+            )
+            LOOP
+            EXECUTE format(
+            'CREATE OR REPLACE TRIGGER tg_gepafin_schema_created_at_%I
+            BEFORE INSERT ON gepafin_schema.%I
+            FOR EACH ROW
+            EXECUTE FUNCTION gepafin_schema.clock_timestamp_created_date_column()',
+            r.table_name, r.table_name
+            );
+            END LOOP;
+            END;
+            $$ LANGUAGE plpgsql;
+        </sql>
+    </changeSet>
+</databaseChangeLog>

From 241b6cd8e29edca06e098d6408d2929b6012a0eb Mon Sep 17 00:00:00 2001
From: harish <harish.bagora1@gmail.com>
Date: Thu, 3 Oct 2024 16:10:16 +0530
Subject: [PATCH 2/2] Updated code

---
 src/main/resources/db/changelog/db.changelog-1.0.0.xml | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/main/resources/db/changelog/db.changelog-1.0.0.xml b/src/main/resources/db/changelog/db.changelog-1.0.0.xml
index c1a48adb..86f35aa4 100644
--- a/src/main/resources/db/changelog/db.changelog-1.0.0.xml
+++ b/src/main/resources/db/changelog/db.changelog-1.0.0.xml
@@ -710,7 +710,7 @@
         <sqlFile dbms="postgresql"
                  path="classpath:db/dump/updated_form_field_data_16-09-2024.sql" />
     </changeSet>
-    <changeSet id="23-09-2024_1" author="Harish Bagora">
+    <changeSet id="23-09-2024_1" author="Harish Bagora" dbms="postgresql">
         <!-- Procedure for automatically setting the updated_date -->
         <createProcedure>
             CREATE OR REPLACE FUNCTION gepafin_schema.clock_timestamp_updated_date_column()
@@ -724,7 +724,6 @@
             $$;
         </createProcedure>
 
-        <!-- Procedure for setting created_date only on insert -->
         <createProcedure>
             CREATE OR REPLACE FUNCTION gepafin_schema.clock_timestamp_created_date_column()
             RETURNS TRIGGER
@@ -734,6 +733,7 @@
             IF NEW.created_date IS NULL THEN
             NEW.created_date = clock_timestamp();
             END IF;
+            NEW.updated_date = NEW.created_date;
             RETURN NEW;
             END;
             $$;