первый commit

2025-12-03 16:35:50 +03:00
commit 41bbdecba5
19 changed files with 1478 additions and 0 deletions
@@ -0,0 +1,86 @@
+{
+ "cells": [
+  {
+   "cell_type": "code",
+   "execution_count": 1,
+   "id": "ca5e5822-18cb-405e-90f3-a0f2f8ad2260",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stderr",
+     "output_type": "stream",
+     "text": [
+      "Setting default log level to \"WARN\".\n",
+      "To adjust logging level use sc.setLogLevel(newLevel). For SparkR, use setLogLevel(newLevel).\n",
+      "25/12/03 09:08:48 WARN NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable\n",
+      "25/12/03 09:08:52 WARN MetricsConfig: Cannot locate configuration: tried hadoop-metrics2-s3a-file-system.properties,hadoop-metrics2.properties\n",
+      "                                                                                \r"
+     ]
+    },
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "+---+---+\n",
+      "| id|txt|\n",
+      "+---+---+\n",
+      "|  1| ok|\n",
+      "+---+---+\n",
+      "\n"
+     ]
+    }
+   ],
+   "source": [
+    "from pyspark.sql import SparkSession\n",
+    "\n",
+    "spark = (\n",
+    "    SparkSession.builder\n",
+    "    .appName(\"check\")\n",
+    "    .master(\"spark://spark-master:7077\")\n",
+    "    .getOrCreate()\n",
+    ")\n",
+    "\n",
+    "spark.sql(\"\"\"\n",
+    "    CREATE TABLE IF NOT EXISTS lakehouse.default.demo_fix (\n",
+    "        id BIGINT,\n",
+    "        txt STRING\n",
+    "    )\n",
+    "    USING iceberg\n",
+    "\"\"\")\n",
+    "\n",
+    "spark.sql(\"INSERT INTO lakehouse.default.demo_fix VALUES (1, 'ok')\")\n",
+    "\n",
+    "spark.sql(\"SELECT * FROM lakehouse.default.demo_fix\").show()\n"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "1e125075-feab-4974-baa2-f787e41b46fd",
+   "metadata": {},
+   "outputs": [],
+   "source": []
+  }
+ ],
+ "metadata": {
+  "kernelspec": {
+   "display_name": "Python 3 (ipykernel)",
+   "language": "python",
+   "name": "python3"
+  },
+  "language_info": {
+   "codemirror_mode": {
+    "name": "ipython",
+    "version": 3
+   },
+   "file_extension": ".py",
+   "mimetype": "text/x-python",
+   "name": "python",
+   "nbconvert_exporter": "python",
+   "pygments_lexer": "ipython3",
+   "version": "3.10.12"
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 5
+}