add multi file

tensnsorflow/multi.py

@@ -11,13 +11,19 @@ import datetime
 def test():
     spark = SparkSession.builder.enableHiveSupport().getOrCreate()
     ti = pti.TiContext(spark)
-    # ti.tidbMapDatabase("jerry_test")
+    ti.tidbMapDatabase("jerry_test")
+    df = spark.sql("select max(stat_date) from esmm_train_data")
+    df.show()
+    t = df.rdd.map(lambda x: str(x[0])).collect()
+    print(t.count())
 
-    data = [(0, 18.0), (1, 19.0), (2, 8.0), (3, 5.0), (4, 2.2), (5, 9.2), (6, 14.4)]
-    df = spark.createDataFrame(data, ["id", "hour"])
-    df.show(6)
-    t = df.rdd.map(lambda x:x[0]).collect()
-    print(df)
+
+
+    # data = [(0, 18.0), (1, 19.0), (2, 8.0), (3, 5.0), (4, 2.2), (5, 9.2), (6, 14.4)]
+    # df = spark.createDataFrame(data, ["id", "hour"])
+    # df.show(6)
+    # t = df.rdd.map(lambda x:x[0]).collect()
+    # print(t)
 
     # validate_date = spark.sql("select max(stat_date) from esmm_train_data").rdd.map(lambda x: str(x[0]))
     # print(validate_date.count())