Enhanced upgrade path
An environment and platform technology, applied in the direction of program startup/switching, software deployment, program control design, etc., can solve problems such as migration to upgraded, errors, etc., achieve good flexibility, save money and time, and ensure data integrity Effect
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[0021] figure 1 It is a block diagram showing an example upgrade path 100 between incompatible environments or platforms that uses an intermediate environment and platform established as a bridge between the legacy environment and platform and the upgraded environment and platform. The upgrade path 100 includes three stages, and each stage includes an environment part 101 and a platform part 103. Generally, the environment part 101 includes a software application or an environment supporting software, such as a database environment. The platform part 103 includes hardware or firmware, such as an operating system, device drivers, and input / output (I / O) drivers.
[0022] The upgrade path 100 includes an intermediate environment and a platform 104, which is established as a bridge between the old environment and platform 102 and the upgraded environment and platform 106. Briefly, in one example, the legacy environment and platform 102 includes a computer system installed with a 32...
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