From 82a6a083a485140858bcd93d73adec59bb5cca64 Mon Sep 17 00:00:00 2001 From: Yin Huai Date: Thu, 2 Oct 2014 11:37:24 -0700 Subject: [SQL][Docs] Update the output of printSchema and fix a typo in SQL programming guide. We have changed the output format of `printSchema`. This PR will update our SQL programming guide to show the updated format. Also, it fixes a typo (the value type of `StructType` in Java API). Author: Yin Huai Closes #2630 from yhuai/sqlDoc and squashes the following commits: 267d63e [Yin Huai] Update the output of printSchema and fix a typo. --- docs/sql-programming-guide.md | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) (limited to 'docs/sql-programming-guide.md') diff --git a/docs/sql-programming-guide.md b/docs/sql-programming-guide.md index 818fd5ab80..368c3d0008 100644 --- a/docs/sql-programming-guide.md +++ b/docs/sql-programming-guide.md @@ -620,8 +620,8 @@ val people = sqlContext.jsonFile(path) // The inferred schema can be visualized using the printSchema() method. people.printSchema() // root -// |-- age: IntegerType -// |-- name: StringType +// |-- age: integer (nullable = true) +// |-- name: string (nullable = true) // Register this SchemaRDD as a table. people.registerTempTable("people") @@ -658,8 +658,8 @@ JavaSchemaRDD people = sqlContext.jsonFile(path); // The inferred schema can be visualized using the printSchema() method. people.printSchema(); // root -// |-- age: IntegerType -// |-- name: StringType +// |-- age: integer (nullable = true) +// |-- name: string (nullable = true) // Register this JavaSchemaRDD as a table. people.registerTempTable("people"); @@ -697,8 +697,8 @@ people = sqlContext.jsonFile(path) # The inferred schema can be visualized using the printSchema() method. people.printSchema() # root -# |-- age: IntegerType -# |-- name: StringType +# |-- age: integer (nullable = true) +# |-- name: string (nullable = true) # Register this SchemaRDD as a table. people.registerTempTable("people") @@ -1394,7 +1394,7 @@ please use factory methods provided in StructType - org.apache.spark.sql.api.java + org.apache.spark.sql.api.java.Row DataType.createStructType(fields)
Note: fields is a List or an array of StructFields. -- cgit v1.2.3