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Diffstat (limited to 'doc/development/hash_indexes.md')
| -rw-r--r-- | doc/development/hash_indexes.md | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/doc/development/hash_indexes.md b/doc/development/hash_indexes.md index bc962ac0cd6..1ed76e35f69 100644 --- a/doc/development/hash_indexes.md +++ b/doc/development/hash_indexes.md @@ -1,6 +1,6 @@ # Hash Indexes -PostgreSQL supports hash indexes besides the regular btree +PostgreSQL supports hash indexes besides the regular B-tree indexes. Hash indexes however are to be avoided at all costs. While they may _sometimes_ provide better performance the cost of rehashing can be very high. More importantly: at least until PostgreSQL 10.0 hash indexes are not @@ -17,4 +17,4 @@ documentation: RuboCop is configured to register an offense when it detects the use of a hash index. -Instead of using hash indexes you should use regular btree indexes. +Instead of using hash indexes you should use regular B-tree indexes. |