International Business Machines Corporation

Chun Lin Zhang

Ning Wang

Qi Rong Wang

Zhen Xiao

Xiao F Wang

Bo Gao

Zhi Hu Wang

Chang Jie Guo

Ying Zhou

Chang Liu

A method and system for initializing a multi-tenant database. The method includes the steps of: executing a trial of a legacy initialization tool on a trial database; capturing database statements issued by the legacy initialization tool during the step of executing a trial; capturing trial execution results of the database statements; executing the legacy initialization tool on a multi-tenant database; intercepting the database statements issued by the legacy initialization tool during the step of executing the legacy initialization tool on the multi-tenant database; and executing a mock of intercepted database statements corresponding to types of the database statements, types of tables involved in the database statements, and the trial execution results of the database statements, where at least one of the steps is carried out using a computer device.

Initializing a  multi-tenant database

Initializing a multi-tenant database

Embodiments relate to database technology, and more specifically, to extending database tables in a multi-tenant environment. A method for extending a database table, includes receiving a request of a tenant for extending a database table; and generating a description file corresponding to the tenant according to the received request, the description file describing an extended field defined for the database table as at least one extended column.

Extending database tables in a multi-tenant environment

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Beijing, China

Chun Lin Zhang