SAP BASIS,HANA AND ORACLE DBA BLOGS

###### All about client creation ######### *Run T CODE- scc4 command to create a new client. In the client tab fill the new client number and name, city, logical name, currency, and client role. What is a logical client? A logical system is a unique ID within an SAP system that identifies a partner communication system. This partner system can be another SAP system, or it can be an external system . We can use T-code sm59 to define a new client and it's always a good practice to create a logical name after creating a new client. client role: Production By default you cannot make changes to cross-client objects in this client as it is locked. These settings do not override the system change options. Test In this client, you cannot make changes to Repository objects or execute cross-client customizing Customizing The client is used for developing programs. Cross-client customizing is only allowed in this client Training/Education ( T...

Understand the profile parameter in SAP – Sap profiles contain parameters that specify how to startup an instance and how to setup the various variables that define the way the SAP instances and system work. There are 3 types of profile by default in sap instance 1)START PROFILE 2)DEFAULT PROFILE 3)INSTANCE PROFILE Default location for profile : /usr/sap/NW7/SYS/profile  (This is single node installation where DB and application install on same node) DEFAULT.PFL  NW7_ASCS31_##### NW7_D32_###### Startup sequence of these profile are initially start profile read the start instance and then it read the default profile and then instance profile. 1)START PROFILE  —- The SAP start profile executes commands that start the main services, such as message server and dispatcher etc. Example of startup profile — profile with ASCS instance are startup profiles SAPSYSTEMNAME = NW7 SAPSYSTEM = 31 INSTANCE_NAME = ASCS31 DIR_CT_RUN = $(DIR_EXE_ROOT)$(DIR_...