(Multi tenant databases for SaaS use provide data storage mechanisms and indexing mechanisms that support blocking and easy customization to meet tenants' needs for data blocking and on-demand customization Based on the key value pair storage method, a metadata driven mapping table index model is proposed. This model forms its own index metadata for the tenant business data according to the tenant customization requirements, and realizes the blocking and customization effect of the index data through the metadata drive; This document includes the following annexes:)
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