Multi-tenant, tenant-specific applications

1. A method performed by a computing system, the method comprising:

identifying a computing solution that corresponds to a tenant associated with the computing system;

obtaining a hierarchical set of a plurality of customization deltas corresponding to the computing solution, each customization delta comprising delta metadata that:

is separate from base system metadata that defines a base computing system, and

represents a different customization to the base system metadata to generate computing functionality of the computing solution;

generating a runtime environment configured to provide the tenant with runtime access to the base computing system;

receiving, through the base computing system in the generated runtime environment, a first request input from the tenant and is indicative of a request for first computing functionality in the runtime environment;

in response to the first request input,

identifying a first one of the customization deltas that corresponds to the first computing functionality; and

modifying the base computing system in the runtime environment by applying the first customization delta to the base computing system;

receiving, through the modified base computing system in the generated runtime environment, a second request input from the tenant and is indicative of a request for second computing functionality in the runtime environment; and

in response to the second request input,

identifying a second one of the customization deltas that corresponds to the second computing functionality; and

applying the second customization delta to the modified base computing system in the runtime environment.

2. The method of claim 1 , and further comprising:

identifying a customization hierarchy that is associated with the plurality of customization deltas and defines hierarchical relationships between customization deltas in the plurality of customization deltas; and

applying the common set of customization deltas to the base computing system in the runtime environment based on a determined order to generate the computing solution.

3. The method of claim 2 , wherein the runtime environment comprises a set of resources configured to run the computing solution, and further comprising:

caching the computing solution: and

providing access to the cached computing solution to one or more other tenants.

4. The method of claim 2 , and further comprising:

detecting inputs associated with a plurality of different tenants, the inputs being indicative of requests by the plurality of different tenants to access the computing solution; and

providing each tenant, of the plurality of different tenants, with runtime access to a same set of resources configured to run the computing solution in the runtime environment.

5. The method of claim 4 , wherein the plurality of different tenants comprises a first plurality of tenants, and runtime environment comprises a first runtime environment, and further comprising:

identifying the first plurality of different tenants as a first tenant group; and

providing the first tenant group access to the first runtime environment.

6. The method of claim 5 , wherein the computing solution comprises a first computing solution, and further comprising:

detecting inputs associated with a second plurality of different tenants;

determining that the detected inputs correspond to a second. computing solution that is different than the first computing solution and has a second common set of customization deltas; and

based on the determination, grouping the second plurality of different tenants into a second tenant group; and

generating a second runtime environment configured to provide each tenant in the second tenant group with runtime access to the second computing solution.

7. The method of claim 5 , and further comprising:

determining that the first plurality of different tenants comprise the first tenant group based on a determination that each of the tenants access a common set of customization deltas.

8. The method of claim 7 , mid further comprising:

associating each customization delta with a corresponding hierarchy level; and

determining that each customization delta in the common set of customization deltas is assigned to a same hierarchy level in the customization hierarchy.

9. The method of claim 1 , and further comprising:

detecting an indication of a customization input in a development environment;

generating a customization relative to the base computing system, based on the indication of the customization input;

detecting a difference between the base computing system before the customization is applied and after the customization is applied; and

generating a customization delta representing the detected difference.

10. A computing system comprising:

a processor; and

memory storing instructions executable by the processor, wherein the instructions, when executed, configure the computing system to:

identify a computing solution that corresponds to a tenant associated with the computing system;

obtain a hierarchical set of a plurality of customization deltas corresponding to the computing solution, each customization delta comprising delta metadata that:

is separate from base system metadata that defines a base computing system, and

represents a different customization to the base system metadata to generate computing functionality of the computing solution;

generate a runtime environment configured to provide the tenant with runtime access to the base computing system;

receive, through the base computing system in the generated runtime environment, a first request input from the tenant and is indicative of a request for first computing functionality in the runtime environment; and

in response to the first request input,

identify a first one of the customization deltas that corresponds to the first computing functionality; and

modify the base computing system in the runtime environment by applying the first customization delta to the base computing system in the runtime environment;

receive, through the modified base computing system in the generated runtime environment, a second request input from the tenant and is indicative of a request for second computing functionality in the runtime environment; and

in response to the second request input,

identify a second one of the customization deltas that corresponds to the second computing functionality; and

apply the second customization delta to the modified base computing system in the runtime environment.

11. The computing system of claim 10 , wherein the instructions configure the computing system to:

identify a customization hierarchy that is associated with the plurality of customization deltas and defines hierarchical relationships between customization deltas in the plurality of customization deltas; and

apply the common set of customization deltas to the base computing system in the runtime environment based on a determined order to generate the computing solution.

12. The computing system of claim 11 , wherein the runtime environment comprises a set of resources configured to run the computing solution, wherein tie instructions configure the computing system to:

cache the computing solution; and

provide access to the cached computing solution to one or more other tenants.

13. The computing system of claim 11 , wherein the instructions configure the computing system to:

detect inputs associated with a plurality of different tenants, the inputs being, indicative of requests by the plurality of different tenants to access the computing solution; and

provide each tenant, of the plurality of different tenants, with runtime access to a same set of resources configured to run the computing solution in the runtime environment.

14. The computing system of claim 13 , wherein the plurality of different tenants comprises a first plurality of tenants, and runtime environment comprises a first runtime environment, wherein the instructions configure the computing system to:

identify the first plurality of different tenants as a first tenant group; and

provide the first tenant group access to the first runtime environment.

15. The computing system of claim 14 , wherein the computing solution comprises a first computing solution, wherein the instructions configure the computing system to:

detect inputs associated with a second plurality of different tenants;

determine that the detected inputs correspond to a second computing solution that is different than the first computing solution and has a second common set of customization deltas; and

based on the determination, group the second plurality of different tenants into a second tenant group; and

generate a second runtime environment configured to provide each tenant in the second tenant group with runtime access to the second computing solution.

16. The computing system of claim 14 , wherein the instructions configure the computing system to:

determine that the first plurality of different tenants comprise the first tenant group based on a determination that each of the tenants access a common set of customization deltas.

17. The computing system of claim 16 , wherein the instructions configure the computing system to:

associate each customization delta with a corresponding hierarchy level; and

determine that each customization delta in the common set of customization deltas is assigned to a same hierarchy level in the customization hierarchy.

18. The computing system of claim 10 , wherein the instructions configure the computing system to:

detect an indication of a customization input in a development environment;

generate a customization relative to the base computing system, based on the indication of the customization input;

detect a difference between the base computing system before the customization is applied and after the customization is applied; and

generate a customization delta representing the detected difference.