By Curtis Garvin, Anne Prince
Designed particularly for COBOL programmers, DB2 for the COBOL Programmer, half 2 takes up the place Part 1 leaves off. half 1 covers the necessities had to write any COBOL software that handles DB2 info. half 2 builds on that base to provide you complex DB2 abilities, so that you can turn into a most sensible senior programmer or programmer/analyst on your store.
That capacity you are going to study:
How to exploit kept tactics that circulate SQL code off of the customer and onto the database server to lessen community overhead
How to exploit dynamic SQL so your courses can generate and execute SQL statements as they run
How facts sharing works at the parallel sysplex and different System/390 configurations
How to paintings with dispensed DB2 info
How to technique DB2 facts in CICS courses
Advanced locking techniques that convey how locking and information sharing impact one another and what effect that has on software potency
The techniques and practices of DB2 database management that permit the programmer layout databases, deal with database targets, and arrange a high quality insurance setting
Read Online or Download DB2 for the COBOL Programmer, Part 2 PDF
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Designed particularly for COBOL programmers, DB2 for the COBOL Programmer, half 2 takes up the place half 1 leaves off. half 1 covers the necessities had to write any COBOL application that handles DB2 facts. half 2 builds on that base to offer you complex DB2 talents, so that you can turn into a best senior programmer or programmer/analyst on your store.
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Additional resources for DB2 for the COBOL Programmer, Part 2
Valueiftrue : valueiffalse If the condition is true, the resulting value is whatever is specified in the position where valueiftrue is above; if the condition is false, the value returned is whatever is positioned where valueiffalse is above. A common use for this sort of conditional expression is in an assignment operation, in which a variable is assigned the result of the above expression. For a clearer example, imagine that you include a bonus gift—a pencil—with all mug orders fewer than 10, and you include a teddy bear with all orders of 10 mugs or more.