Changes between Version 19 and Version 20 of Performance
- Timestamp:
- Nov 4, 2013, 2:07:26 PM (11 years ago)
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Performance
v19 v20 160 160 * The Oversize Attribute Storage Technique 161 161 * 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 size162 ** PostgreSQL creates pg_toast_ tables here which are empty as long as data won't exceed page size 163 163 * If tuple exceeds page size (8 kB by default) 164 164 ** data will get compressed