Changes between Version 19 and Version 20 of Performance


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Timestamp:
Nov 4, 2013, 2:07:26 PM (11 years ago)
Author:
miracee
Comment:

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  • Performance

    v19 v20  
    160160* The Oversize Attribute Storage Technique
    161161* Used on variable length data types (e.g. varchar, text, bytea)
    162 ** PostgreSQL creates pg_toast_* tables here which are empty as long as data won't exceed page size
     162** PostgreSQL creates pg_toast_ tables here which are empty as long as data won't exceed page size
    163163* If tuple exceeds page size (8 kB by default)
    164164** data will get compressed