PREDICATE BASED DATA DELETION
First Claim
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1. A method for data storage, comprising:
- receiving a delete request for a database, wherein the delete request comprises one or more predicate parameters;
adding the one or more predicate parameters to a set of deletion predicate parameters in metadata of the database; and
performing a compaction of the database, wherein the compaction comprises rewriting each data element of the database unless a key of the data element corresponds to at least one of the set of deletion predicate parameters.
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Abstract
A database may delete rows of data based on one or more predicate parameters. A method of data storage includes receiving a delete request for a database, where the delete request includes one or more predicate parameters and adding the predicate parameters to a set of deletion predicate parameters in metadata of the database. The method may further include performing a compaction of the database, where the compaction includes rewriting each data element of the database unless a key of the data element corresponds to at least one of the set of deletion predicate parameters.
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Citations
20 Claims
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1. A method for data storage, comprising:
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receiving a delete request for a database, wherein the delete request comprises one or more predicate parameters; adding the one or more predicate parameters to a set of deletion predicate parameters in metadata of the database; and performing a compaction of the database, wherein the compaction comprises rewriting each data element of the database unless a key of the data element corresponds to at least one of the set of deletion predicate parameters. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. An apparatus for data storage, in a system comprising:
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a processor; memory in electronic communication with the processor; and instructions stored in the memory and operable, when executed by the processor, to cause the apparatus to; receive a delete request for a database, wherein the delete request comprises one or more predicate parameters; add the one or more predicate parameters to a set of deletion predicate parameters in metadata of the database; and perform a compaction of the database, wherein the compaction comprises rewriting each data element of the database unless a key of the data element corresponds to at least one of the set of deletion predicate parameters. - View Dependent Claims (12, 13, 14, 15)
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16. A non-transitory computer readable medium storing code for data storage, the code comprising instructions executable by a processor to:
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receive a delete request for a database, wherein the delete request comprises one or more predicate parameters; add the one or more predicate parameters to a set of deletion predicate parameters in metadata of the database; and perform a compaction of the database, wherein the compaction comprises rewriting each data element of the database unless a key of the data element corresponds to at least one of the set of deletion predicate parameters. - View Dependent Claims (17, 18, 19, 20)
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Specification