1. PostgreSQL copy of all MySQL created and tested.\n 2. Purchase Orders and Sales Orders and stock level management added to MySQL, PostgreSQL, and server and front end code.

static/PostgreSQL/181.1_tbl_Shop_Supplier_Audit.sql

@@ -0,0 +1,22 @@
+
+-- Supplier Audits
+
+
+
+SELECT CONCAT('WARNING: Table ', TABLE_NAME, ' already exists.') AS msg_warning FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_NAME = 'Shop_Supplier_Audit';
+
+CREATE TABLE IF NOT EXISTS Shop_Supplier_Audit (
+	id_audit INTEGER NOT NULL PRIMARY KEY GENERATED ALWAYS AS IDENTITY,
+    id_supplier INTEGER NOT NULL,
+    CONSTRAINT FK_Shop_Supplier_Audit_id_supplier
+		FOREIGN KEY (id_supplier)
+        REFERENCES Shop_Supplier(id_supplier)
+        ON UPDATE RESTRICT,
+    name_field VARCHAR(50),
+    value_prev VARCHAR(255),
+    value_new VARCHAR(255),
+    id_change_set INTEGER NOT NULL,
+    CONSTRAINT FK_Shop_Supplier_Audit_id_change_set
+		FOREIGN KEY (id_change_set)
+        REFERENCES Shop_User_Change_Set(id_change_set)
+);