SAP HANA Database Management
Log on to Linux environment
We can connect the Linux environment by using “EXTRA PUTTY” interphase
Double click on EXTRA PUTTY Provide ID address of LINUX Environment
Select combo box ʘ SSH to Linux environment with security connection
We will get a command prompt for the LINUX environment
Provide Use name & password
Log on to HANA Database in Linux Environment
Provide command “SU -- <Sid> dam” so, we can connect to HANA Database so we will get the path as below
<host> : HDB : <Sid> adm / usr / sap / HAN HDB XK >
XX – instance number
Verify files in HANA DB
By providing command KS_LS_L
Note: This command is used to verify RAPID ANALYTICS files (TABLES, Land scopes, views)
Logon to HANA Database client Interphase
SAP HANA HDB SQL command line cool for entering SQL Statements for executing database procedures and query information about SAP HANA Database
You can Use HDBSQL interactively or import commands from external files and execute them in the background.
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Features
Executing SQL statements
Executing Database procedures
Requesting information about database catalog
Executing commands
Overview of HDBSQL dr call options and commands
Provide command “HDBSQL – ixx – U (User’s:)
P (password)
↓
Instance Instance number
Executing Commands
SAP has provided some SQL commands to per form
Operations on HANA DB
/dc [PATTERN] list columns
/de [PATTERN] list indices
/dp [PATTERN] list procedures
/ds [NAME] list Selenium
/dl [PATTERN] list tables
/du [NAME] list users
/dv [PATTEREN] list views
[PATTERN] = [OWNER] [OBJECT NAME] g <User name>, % A%
multi line mode and editing commands in external file
a) For multi-line mode will write long commands on several lines.
HDBSQL stores multiple lines command in the internal command buffer.
Activities in buffers
Displaying the contents of the command buffer p
Deleting the contents of the command buffer /r
Editing command in an External file
Executing the command buffer : /g
External file
By providing statement VI – filename .sql so, will get editor we can write multiple commands to manage HANA database.
Managing HANA database is meant by managing schemas, creating tables and managing tables.
Example:- After finishing our code we need to press “Esc” on keyboard and type “wq”
CREATE TABLE CITY
(Zip NCHAR (5) primary key,
Name NCHAR (20),
State NCHAR (2));
CREATE TABLE Customer
(CNO INTEGER PRIMARY KEY,
Title NCHAR (7),
First name NCHAR (10),
Name NCHAR (10),
Zip NCHAR (5),
Address NCHAR (25) );
/DT CUSTAMER;
COMMIT
Redirecting results on-screen or to an external file
Executing external file on the screen
Provide statement “hdbsql –i52-- p>
“hdbsql – i52 – u <user id> - p<password) – z <file name>
Will get output on the screen
Redirecting output to an external file
Provide statement ‘hdbsql – i52 – U <user id> -- P <password>
F<file name> /sql O{filename> out
Displaying contents of external files (input, output) files to display
To see the file contents provide commands
Input file more <file name> .SQL
Output file more <file name> .OUT
For an In-depth knowledge on SAP HANA, click on below
- Performance Tuning in SAP HANA
- Security in SAP HANA
- Organizing system Landscapes in SAP Hana
- Analytical Privileges in SAP HANA
- Security in SAP HANA
- SAP HANA Views