From 869e91c9c6a2dd54a6e0e13afc239cab099a1e65 Mon Sep 17 00:00:00 2001
From: dhanabalan <dhana@example.com>
Date: Tue, 7 Apr 2026 17:27:44 +0530
Subject: [PATCH] Added production characteristics migration file

---
 ...reate_production_characteristics_table.php | 53 +++++++++++++++++++
 1 file changed, 53 insertions(+)
 create mode 100644 database/migrations/2026_03_25_103441_create_production_characteristics_table.php

diff --git a/database/migrations/2026_03_25_103441_create_production_characteristics_table.php b/database/migrations/2026_03_25_103441_create_production_characteristics_table.php
new file mode 100644
index 0000000..95d6b66
--- /dev/null
+++ b/database/migrations/2026_03_25_103441_create_production_characteristics_table.php
@@ -0,0 +1,53 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        $sql = <<<'SQL'
+            CREATE TABLE production_characteristics (
+                id					               	BIGINT GENERATED always AS IDENTITY PRIMARY KEY,
+                plant_id							BIGINT NOT NULL,
+                line_id                             BIGINT NOT NULL,
+                item_id							    BIGINT NOT NULL,
+                machine_id                          BIGINT NOT NULL,
+
+                production_order                    TEXT DEFAULT NULL,
+                serial_number                       TEXT DEFAULT NULL,
+                characteristic_name                 TEXT DEFAULT NULL,
+                observed_value                      TEXT DEFAULT NULL,
+
+                status                              TEXT DEFAULT NULL,
+                inspection_status                   TEXT DEFAULT NULL,
+                remark                              TEXT DEFAULT NULL,
+
+                created_at							TIMESTAMP NOT NULL DEFAULT NOW(),
+                updated_at							TIMESTAMP NOT NULL DEFAULT NOW(),
+                created_by							TEXT DEFAULT NULL,
+                updated_by							TEXT DEFAULT NULL,
+                deleted_at			                TIMESTAMP,
+
+                FOREIGN KEY (plant_id)              REFERENCES plants (id),
+                FOREIGN KEY (line_id)               REFERENCES lines (id),
+                FOREIGN KEY (item_id)               REFERENCES items (id),
+                FOREIGN KEY (machine_id)            REFERENCES machines (id)
+            );
+        SQL;
+        DB::statement($sql);
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::dropIfExists('production_characteristics');
+    }
+};