DETECTION OF TARGET DATA IN DATABASES

原文（中国語）

Methods, systems, and devices for data management are described. The method may include obtaining first subsamples of a data table, where the first subsamples include information from a first quantity of columns of the data table. The method may also include processing the first subsamples of the data table to identify whether the information included in the first subsamples includes a target type of information. The method may include obtaining a second subsample of the data table, where the second subsample includes information from a subset of columns of the first quantity of columns. The method may include processing the second subsample of the data table to identify whether information included in the subset comprises the target type of information and identifying, based at least in part on processing the one or more first subsamples and the second subsample, one or more locations of the target type of information within the data table.