Add trigger and function for updated_date and created_date column in gepafin_schema

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>