SQL – Syntax
SQL is followed by a unique set of rules and guidelines called Syntax. This tutorial gives you a quick start with SQL by listing all the basic SQL Syntax. All…
IMS DB – SSA
SSA stands for Segment Search Arguments. SSA is used to identify the segment occurrence being accessed. It is an optional parameter. We can include any number of SSAs depending on…
SQL – RDBMS Databases
There are many popular RDBMS available to work with. This tutorial gives a brief overview of some of the most popular RDBMS’s. This would help you to compare their basic…
SQL – RDBMS Databases
There are many popular RDBMS available to work with. This tutorial gives a brief overview of some of the most popular RDBMS’s. This would help you to compare their basic…
Redis – Scripting Script Load Command
Redis SCRIPT LOAD command loads a script into the scripts cache, without executing it. After the specified command is loaded into the script cache, it will be callable using EVALSHA with the…
IMS DB – PCB Mask
PCB stands for Program Communication Block. PCB Mask is the second parameter used in the DL/I call. It is declared in the linkage section. Given below is the syntax of…
SQL – RDBMS Concepts
What is RDBMS? RDBMS stands for Relational Database Management System. RDBMS is the basis for SQL, and for all modern database systems like MS SQL Server, IBM DB2, Oracle, MySQL, and Microsoft Access. A…
Redis – Scripting Script kill Command
Redis SCRIPT KILL command kills the currently executing Lua script, assuming no write operation was yet performed by the script. This command is mainly useful to kill a script that is running…
Redis – Scripting Script Flush Command
Redis SCRIPT FLUSH command flushes the Lua scripts cache. Syntax Following is the basic syntax of Redis SCRIPT FLUSH command. redis 127.0.0.1:6379> SCRIPT FLUSH Return Value Simple string reply. Example redis 127.0.0.1:6379> SCRIPT FLUSH…
IMS DB – DL/I Functions
DL/I function is the first parameter that is used in a DL/I call. This function tells which operation is going to be performed on the IMS database by the IMS…
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