Path to mathematics-sas memo (9), path to mathematics-sas memo
View
Libname saslib "k: \ sas ";
DataSaslib. testview4/view = saslib. testview4;
Set saslib. test4;
Run;
Proc printData = saslib. test4 noobs label;
Run;
Proc SQL;
Select testview4.id as student ID, testview4.score as score fromsaslib. testview4;
Quit;All content of this blog is original, if reproduc
Path to mathematics-sas memo (6), path to mathematics-sas memo
Connect external data
Connect to database type options
All content of this blog is original, if reproduced please indicate the source http://blog.csdn.net/myhaspl/
Connection ACCESS:
Proc SQL;
Connect to access as db (path = "e: \ xx. mdb ");
Connect to excel:
Proc SQL;
Connect to EXCEL (PATH = "k: \ student_excel.xlsx" GETNAMES = YES
Sas memo (1), sas memo
Simple dataset output
Logs
85 libname saslib base 'e: \ sasdata ';
NOTE: The logical Library Reference name "SASLIB" has been successfully allocated, as shown below:
Engine: BASE
Physical name: E: \ sasdata
86
87 data saslib. Student;
88 input name $ Age Score;
89 datalines;
NOTE: The SASLIB. STUDENT dataset has three observations and three variables.
NOTE: time used by the "DATA st
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Programmers often ask which language can access SAS, that is, using SAS's it mechanism, which allows development customers to access SAS, programmers can quickly build strong applications with SAS in different languages, this article mainly introduces how to use VB to interact with SAS
Need
SAS (Serial Attached SCSI) is a new generation of SCSI technology, which is the same as the popular Serial ATA (SATA) hard drive. It uses Serial technology to achieve higher transmission speeds, and improve the internal space by shortening the connection line. SAS is a new interface developed after the parallel SCSI interface. This interface is designed to improve the efficiency, availability, and scalabili
SASAndSATAHard Disk differences
As you know, like ata, SCSI is a parallel technology that can connect multiple devices through their respective data channels. Like ata, SCSI is also evolving towards Serial technology, which is SAS (Serial Attached SCSI ).In short, SAS is a new generation of SCSI, which includes some improvements, such as higher transmission speed, better scalability and reliability. Some pe
How to spend a limited amount of money on a more cost-effective storage product is the most vexing problem for the small and medium-sized enterprises that are currently growing in storage demand. In the storage disk array, with the upcoming launch of the 6Gbps SAS standard, in the storage market this unique transition period, in the maturity of 3Gbps SAS related products, but gradually showed a trend of tre
The main types of hard disk interfaces currently available are IDE, SATA, SCSI, SAS, FC, and so on. The IDE is commonly known as the port, SATA is commonly known as the serial port, both of the hard disk is the PC and low-end server common hard disk. SCSI is the abbreviation for "Small computer system dedicated interface", which is the hard disk with this interface. SAS is the SCSI interface of the serial p
SAS interface technology can be backward-compatible with SATA. Specifically, the compatibility of the two is mainly embodied in the physical layer and the protocol layer compatibility. In the physical layer, the SAS interface and SATA interface are fully compatible, SATA hard disk can be directly used in the SAS environment, from the interface standard, SATA is a
Intel S5000VSA (SAS) motherboard setup RAID stepsI recently personally installed a server, with the Intel S5000VSA 4DIMM motherboard, because in the installation process did not notice some details, so in the installation encountered some problems, and then after everyone's research and discussion, finally successfully solved these problems, in order to accumulate experience, Also in order to allow other colleagues to avoid the network, save time, spe
Many people have asked about the difference between SAS, Stata and SPSS, which of them is the best. It can be imagined that each software has its own unique style and has its own advantages and disadvantages. This article provides an overview, but it is not a comprehensive comparison. People often have special preferences for the statistical software they use, hoping most people will agree that this is a true and fair comparative analysis of these sof
1. Random Sampling in SAS:
1. sample sampling is often required in actual data processing. There are two main situations in practice:
(1) Simple sampling without repetition(2) stratified sampling a. Proportional stratified sampling B. Unequal stratified sampling;
2. The proc suveryselect process can be used in SAS to achieve various sampling:
The general form is:
Proc surveyselect DATA = Strata ID Run;
Note
Tags: system aspect details program Depth www large number mining statistics TSMSQL: Personally think that SQL is the necessary language for data work, SQL language in the common database is basically universal, learned to use one. Reprint Please specify source: http://www.cnblogs.com/SSSR/p/7016660.html Sas: SAS is a good language for learning statistics, why do you say so? Because many of the current stat
1. Located in the path: C: "Books" Learning under the text file MyData.txt, its data to open, the form is as follows:M 50 68 155F 23 60 101M 65 72 220F 35 65 133M 15 71 166The code to read into the SAS is as follows:Data demographics;InFile ' C: "Books" Learning "MyData.txt";Input Gender $ age Height Weight;RunThe symbol $ indicates that the variable gender is a one-character variable. To check that the read-in file is correct, you can view its observ
compatible with the PATA device by using a multi-purpose chipset or serial-parallel converter. Because SATA and PATA can use the same drive, you do not need to upgrade the operating system or perform other changes.
5. You do not need to set the jumper of the Master/Slave disk for Sata. The BIOS will number it in the order of 1, 2, and 3. This depends on the SATA connector to which the drive is connected (easy to install ). However, the IDE hard disk must be configured with a jumper to set the
Like old SCSI and SATA technologies, SAS supports hot-swappable disks, which is important for environments that maintain high availability requirements. And SAS is a complete two-way system, while SATA inherits the IDE's characteristics and is a system of half-two-way communication. Therefore, the SAS system throughput can be similar to the SATA system twice time
1: Due to work, I have been engaged in the development of 2 * 36port Expander in LSI for the past few months. It mainly parses and processes the SSP, SMP, and SES command protocols in SAS.
The SDK of LSI uses the threadx operating system. The kernel of its chip is ARM920T, which provides the SAS protocol processing function at 920t. I personally feel that the Code style is not good.
My personal understandin
0 reply content: All users who have used the content will answer the question:
The requirement of spss for users is that they only need to click the menu. There is a programming window, but it is generally not used. Most users have received some statistical training, but they do not need advanced analysis capabilities, market research is widely used, and the major of statistics is generally required
Many of the well-written procedure in sas are Fda-c
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The requirement of spss for users is that they only need to click the menu. there is
Many people mention the SAS disk and SATA disk, the first thought is the difference between the interface, the SAS interface speed is much higher than SATA, so that the SAS disk than SATA disk faster, high performance. In fact, the interface is not the difference between the main, but only a small aspect. So where is the biggest difference between
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