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bitoollearner
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Leet Code Pyspark Questions Batch-3
Leet Code Pyspark Questions Batch-3
1 parent 62329cc commit c8f6d93

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2 files changed

+124
-16
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2 files changed

+124
-16
lines changed

‎Solved/577. Employee Bonus (Easy)-(Solved).ipynb‎

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@@ -21,7 +24,10 @@
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"cell_type": "markdown",
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@@ -141,25 +153,58 @@
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"df_bonus_577 = spark.createDataFrame(bonus_data_577, bonus_columns_577)\n",
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"df_bonus_577.show()"
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]
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},
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{
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"cell_type": "code",
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"df_employee_577\\\n",
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" .join(df_bonus_577, df_bonus_577.empId == df_employee_577.empId, 'left')\\\n",
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" .select(col(\"name\"), col(\"bonus\"))\\\n",
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" .filter((col(\"bonus\") < 1000) | col(\"bonus\").isNull()).show()"
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]
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}
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"notebookName": "577. Employee Bonus (Easy)-(Solved)",
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‎Solved/578. Get Highest Answer Rate Question (Medium)-(Solved).ipynb‎

Lines changed: 71 additions & 8 deletions
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"cell_type": "markdown",
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"survey_log_df_578 = spark.createDataFrame(survey_log_data_578, survey_log_columns_578)\n",
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"survey_log_df_578.show()\n"
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]
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},
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{
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"cell_type": "code",
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"outputs": [],
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"source": [
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"answer_counts_df_578 = survey_log_df_578\\\n",
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" .filter(col(\"action\") == 'answer')\\\n",
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" .groupBy(\"question_id\")\\\n",
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" .agg(count('action').alias(\"answer_count\"))\n",
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"\n",
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"show_counts_df_578 = survey_log_df_578\\\n",
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" .filter(col(\"action\") == \"show\")\\\n",
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" .groupBy(\"question_id\")\\\n",
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" .agg(count('action').alias(\"show_count\"))\n",
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"\n",
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"answer_rates_df_578 = show_counts_df_578\\\n",
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" .join(answer_counts_df_578, show_counts_df_578.question_id == answer_counts_df_578.question_id, 'left')\\\n",
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" .withColumn(\"answer_rate\", when(col(\"answer_count\").isNull(),0.0)\\\n",
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" .otherwise(col('answer_count')/col('show_count')))\\\n",
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" .select(show_counts_df_578[\"question_id\"], \"answer_rate\")\n",
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"\n",
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"window_spec = Window.orderBy(col(\"answer_rate\").desc(), col(\"question_id\").asc())\n",
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"ranked_df_578 = answer_rates_df_578.withColumn(\"rank\", rank().over(window_spec))\n",
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"\n",
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"ranked_df_578\\\n",
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" .filter(col(\"rank\") == 1)\\\n",
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" .select(\"question_id\").show()"
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]
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}
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],
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"notebookName": "578. Get Highest Answer Rate Question (Medium)-(Solved)",
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}

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