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Posted to commits@hawq.apache.org by yo...@apache.org on 2016/10/31 22:13:39 UTC
[29/50] incubator-hawq-docs git commit: use numbered steps in command
line section
use numbered steps in command line section
Project: http://git-wip-us.apache.org/repos/asf/incubator-hawq-docs/repo
Commit: http://git-wip-us.apache.org/repos/asf/incubator-hawq-docs/commit/cd6d0340
Tree: http://git-wip-us.apache.org/repos/asf/incubator-hawq-docs/tree/cd6d0340
Diff: http://git-wip-us.apache.org/repos/asf/incubator-hawq-docs/diff/cd6d0340
Branch: refs/heads/tutorial-proto
Commit: cd6d03408cc1cdb4798f66e9fa8f36f86c388bea
Parents: 1e3e9e7
Author: Lisa Owen <lo...@pivotal.io>
Authored: Tue Oct 25 13:26:08 2016 -0700
Committer: Lisa Owen <lo...@pivotal.io>
Committed: Tue Oct 25 13:26:08 2016 -0700
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pxf/HDFSFileDataPXF.html.md.erb | 96 +++++++++++++++++++-----------------
1 file changed, 50 insertions(+), 46 deletions(-)
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http://git-wip-us.apache.org/repos/asf/incubator-hawq-docs/blob/cd6d0340/pxf/HDFSFileDataPXF.html.md.erb
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diff --git a/pxf/HDFSFileDataPXF.html.md.erb b/pxf/HDFSFileDataPXF.html.md.erb
index 213313f..06f8b4d 100644
--- a/pxf/HDFSFileDataPXF.html.md.erb
+++ b/pxf/HDFSFileDataPXF.html.md.erb
@@ -40,69 +40,73 @@ The HDFS file system command is `hdfs dfs <options> [<file>]`. Invoked with no o
| `-mkdir` | Create directory in HDFS. |
| `-put` | Copy file from local file system to HDFS. |
-Create an HDFS directory for PXF example data files:
+### <a id="hdfsplugin_cmdline_create"></a>Create Data Files
-``` shell
-$ sudo -u hdfs hdfs dfs -mkdir -p /data/pxf_examples
-```
+Perform the following steps to create data files used in subsequent exercises:
-Create a delimited plain text file:
+1. Create an HDFS directory for PXF example data files:
-``` shell
-$ vi /tmp/pxf_hdfs_simple.txt
-```
+ ``` shell
+ $ sudo -u hdfs hdfs dfs -mkdir -p /data/pxf_examples
+ ```
-Copy and paste the following data into `pxf_hdfs_simple.txt`:
+2. Create a delimited plain text file:
-``` pre
-Prague,Jan,101,4875.33
-Rome,Mar,87,1557.39
-Bangalore,May,317,8936.99
-Beijing,Jul,411,11600.67
-```
+ ``` shell
+ $ vi /tmp/pxf_hdfs_simple.txt
+ ```
-Notice the use of the comma `,` to separate the four data fields.
+3. Copy and paste the following data into `pxf_hdfs_simple.txt`:
-Add the data file to HDFS:
+ ``` pre
+ Prague,Jan,101,4875.33
+ Rome,Mar,87,1557.39
+ Bangalore,May,317,8936.99
+ Beijing,Jul,411,11600.67
+ ```
-``` shell
-$ sudo -u hdfs hdfs dfs -put /tmp/pxf_hdfs_simple.txt /data/pxf_examples/
-```
+ Notice the use of the comma `,` to separate the four data fields.
-Display the contents of the `pxf_hdfs_simple.txt` file stored in HDFS:
+4. Add the data file to HDFS:
-``` shell
-$ sudo -u hdfs hdfs dfs -cat /data/pxf_examples/pxf_hdfs_simple.txt
-```
+ ``` shell
+ $ sudo -u hdfs hdfs dfs -put /tmp/pxf_hdfs_simple.txt /data/pxf_examples/
+ ```
-Create a second delimited plain text file:
+5. Display the contents of the `pxf_hdfs_simple.txt` file stored in HDFS:
-``` shell
-$ vi /tmp/pxf_hdfs_multi.txt
-```
+ ``` shell
+ $ sudo -u hdfs hdfs dfs -cat /data/pxf_examples/pxf_hdfs_simple.txt
+ ```
-Copy/paste the following data into `pxf_hdfs_multi.txt`:
+6. Create a second delimited plain text file:
-``` pre
-"4627 Star Rd.
-San Francisco, CA 94107":Sept:2017
-"113 Moon St.
-San Diego, CA 92093":Jan:2018
-"51 Belt Ct.
-Denver, CO 90123":Dec:2016
-"93114 Radial Rd.
-Chicago, IL 60605":Jul:2017
-"7301 Brookview Ave.
-Columbus, OH 43213":Dec:2018
-```
+ ``` shell
+ $ vi /tmp/pxf_hdfs_multi.txt
+ ```
-Notice the use of the colon `:` to separate the three fields. Also notice the quotes around the first (address) field. This field includes an embedded line feed.
+7. Copy/paste the following data into `pxf_hdfs_multi.txt`:
-Add the data file to HDFS:
+ ``` pre
+ "4627 Star Rd.
+ San Francisco, CA 94107":Sept:2017
+ "113 Moon St.
+ San Diego, CA 92093":Jan:2018
+ "51 Belt Ct.
+ Denver, CO 90123":Dec:2016
+ "93114 Radial Rd.
+ Chicago, IL 60605":Jul:2017
+ "7301 Brookview Ave.
+ Columbus, OH 43213":Dec:2018
+ ```
-``` shell
-$ sudo -u hdfs hdfs dfs -put /tmp/pxf_hdfs_multi.txt /data/pxf_examples/
-```
+ Notice the use of the colon `:` to separate the three fields. Also notice the quotes around the first (address) field. This field includes an embedded line feed.
+
+8. Add the data file to HDFS:
+
+ ``` shell
+ $ sudo -u hdfs hdfs dfs -put /tmp/pxf_hdfs_multi.txt /data/pxf_examples/
+ ```
You will use these HDFS files in later sections.