Center . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50 Third‐party Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54 Change History . . . . . . . and L3 Ecosystem Layer. L1 Kernel Layer An abstraction of basic capabilities of database. All components are required and the specific imple‐ mentation can be replaced by pluggable way. It includes query Used to provide enhanced capability. All components are optional and can contain zero or multiple components. Components isolate each other and multiple components can be used together super‐ imposed. It

and L3 Ecosystem Layer. L1 Kernel Layer An abstraction of databases’basic capabilities. All the components are required and the specific im‐ plementation method can be replaced thanks to plugins. It includes capabilities. All components are optional, allowing you to choose whether to include zero or multiple components. Components are isolated from each other, and mul‐ tiple components can be used together gradually. The unified management ability of cluster perspective, and control ability of individual components are necessary ability in modern database system. 3.6.2 Challenges The challenge is ability which

Center . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70 Third‐party Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74 Change History . . . . . . . lie in the complexity of cluster management and how to connect various third‐party integrated components in a unified and standard manner. The complexity of integrated management is reflected in that itself can use appropriate third‐party components as basic services, we need to abstract a unified interface, unify the standard calling APIs of various components and dock to the governance function module

ShardingSphere document, v5.2.1 L1 Kernel Layer An abstraction of databases’basic capabilities. All the components are required and the specific im‐ plementation method can be replaced thanks to plugins. It includes capabilities. All components are optional, allowing you to choose whether to include zero or multiple components. Components are isolated from each other, and mul‐ tiple components can be used together gradually. The unified management ability of cluster perspective, and control ability of individual components are necessary ability in modern database system. 3.6.2 Challenges The challenge is ability which

ShardingSphere document 2.3.1 L1 Kernel Layer An abstraction of databases’basic capabilities. All the components are required and the specific im‐ plementation method can be replaced thanks to plugins. It includes capabilities. All components are optional, allowing you to choose whether to include zero or multiple components. Components are isolated from each other, and mul‐ tiple components can be used together gradually. The unified management ability of cluster perspective, and control ability of individual components are necessary ability in modern database system. 8.5.2 Challenges The challenge is ability which

ShardingSphere document 2.3.1 L1 Kernel Layer An abstraction of databases’basic capabilities. All the components are required and the specific im‐ plementation method can be replaced thanks to plugins. It includes capabilities. All components are optional, allowing you to choose whether to include zero or multiple components. Components are isolated from each other, and mul‐ tiple components can be used together gradually. The unified management ability of cluster perspective, and control ability of individual components are necessary ability in modern database system. 8.5.2 Challenges The challenge is ability which

and L3 Ecosystem Layer. L1 Kernel Layer An abstraction of basic capabilities of database. All components are required and the specific imple‐ mentation can be replaced by pluggable way. It includes query Used to provide enhanced capability. All components are optional and can contain zero or multiple components. Components isolate each other and multiple components can be used together super‐ imposed. It gradually. The unified management ability of cluster perspective, and control ability of individual components are necessary ability in modern database system. 4.2.2 Challenges The challenge is ability which

and L3 Ecosystem Layer. L1 Kernel Layer An abstraction of basic capabilities of database. All components are required and the specific imple‐ mentation can be replaced by pluggable way. It includes query Used to provide enhanced capability. All components are optional and can contain zero or multiple components. Components isolate each other and multiple components can be used together super‐ imposed. It gradually. The unified management ability of cluster perspective, and control ability of individual components are necessary ability in modern database system. 4.2.2 Challenges The challenge is ability which