PostgreSQL 17beta1 A4 Documentationit comes at the cost of the increased overhead of splitting the result set into multiple sorting batches. If there are separate indexes on several of the columns referenced in WHERE, the planner might 98 rows=100 width=244) (actual time=0.476..0.477 rows=100 loops=1) Buckets: 1024 Batches: 1 Memory Usage: 35kB -> Bitmap Heap Scan on tenk1 t1 (cost=5.06..224.98 rows=100 The Hash node shows the number of hash buckets and batches as well as the peak amount of memory used for the hash table. (If the number of batches exceeds one, there will also be disk space usage involved0 码力 | 3017 页 | 14.45 MB | 1 年前3
PostgreSQL 17beta1 US Documentationit comes at the cost of the increased overhead of splitting the result set into multiple sorting batches. If there are separate indexes on several of the columns referenced in WHERE, the planner might 98 rows=100 width=244) (actual time=0.476..0.477 rows=100 loops=1) Buckets: 1024 Batches: 1 Memory Usage: 35kB -> Bitmap Heap Scan on tenk1 t1 (cost=5.06..224.98 rows=100 The Hash node shows the number of hash buckets and batches as well as the peak amount of memory used for the hash table. (If the number of batches exceeds one, there will also be disk space usage involved0 码力 | 3188 页 | 14.32 MB | 1 年前3
PostgreSQL 13.13 Documentationit comes at the cost of the increased overhead of splitting the result set into multiple sorting batches. If there are separate indexes on several of the columns referenced in WHERE, the planner might 20 rows=101 width=244) (actual time=0.659..0.659 rows=100 loops=1) Buckets: 1024 Batches: 1 Memory Usage: 28kB -> Bitmap Heap Scan on tenk1 t1 (cost=5.07..229.20 rows=101 The Hash node shows the number of hash buckets and batches as well as the peak amount of memory used for the hash table. (If the number of batches exceeds one, there will also be disk space usage involved0 码力 | 2782 页 | 13.00 MB | 1 年前3
PostgreSQL 13.14 Documentationit comes at the cost of the increased overhead of splitting the result set into multiple sorting batches. If there are separate indexes on several of the columns referenced in WHERE, the planner might 20 rows=101 width=244) (actual time=0.659..0.659 rows=100 loops=1) Buckets: 1024 Batches: 1 Memory Usage: 28kB -> Bitmap Heap Scan on tenk1 t1 (cost=5.07..229.20 rows=101 The Hash node shows the number of hash buckets and batches as well as the peak amount of memory used for the hash table. (If the number of batches exceeds one, there will also be disk space usage involved0 码力 | 2940 页 | 12.89 MB | 1 年前3
PostgreSQL 16.1 Documentationit comes at the cost of the increased overhead of splitting the result set into multiple sorting batches. If there are separate indexes on several of the columns referenced in WHERE, the planner might 20 rows=101 width=244) (actual time=0.659..0.659 rows=100 loops=1) Buckets: 1024 Batches: 1 Memory Usage: 28kB -> Bitmap Heap Scan on tenk1 t1 (cost=5.07..229.20 rows=101 The Hash node shows the number of hash buckets and batches as well as the peak amount of memory used for the hash table. (If the number of batches exceeds one, there will also be disk space usage involved0 码力 | 3133 页 | 14.10 MB | 1 年前3
PostgreSQL 16.1 Documentationit comes at the cost of the increased overhead of splitting the result set into multiple sorting batches. If there are separate indexes on several of the columns referenced in WHERE, the planner might 20 rows=101 width=244) (actual time=0.659..0.659 rows=100 loops=1) Buckets: 1024 Batches: 1 Memory Usage: 28kB -> Bitmap Heap Scan on tenk1 t1 (cost=5.07..229.20 rows=101 The Hash node shows the number of hash buckets and batches as well as the peak amount of memory used for the hash table. (If the number of batches exceeds one, there will also be disk space usage involved0 码力 | 2974 页 | 14.22 MB | 1 年前3
PostgreSQL 14.10 Documentationit comes at the cost of the increased overhead of splitting the result set into multiple sorting batches. If there are separate indexes on several of the columns referenced in WHERE, the planner might 20 rows=101 width=244) (actual time=0.659..0.659 rows=100 loops=1) Buckets: 1024 Batches: 1 Memory Usage: 28kB -> Bitmap Heap Scan on tenk1 t1 (cost=5.07..229.20 rows=101 The Hash node shows the number of hash buckets and batches as well as the peak amount of memory used for the hash table. (If the number of batches exceeds one, there will also be disk space usage involved0 码力 | 3032 页 | 13.27 MB | 1 年前3
PostgreSQL 14.10 Documentationit comes at the cost of the increased overhead of splitting the result set into multiple sorting batches. If there are separate indexes on several of the columns referenced in WHERE, the planner might 20 rows=101 width=244) (actual time=0.659..0.659 rows=100 loops=1) Buckets: 1024 Batches: 1 Memory Usage: 28kB -> Bitmap Heap Scan on tenk1 t1 (cost=5.07..229.20 rows=101 The Hash node shows the number of hash buckets and batches as well as the peak amount of memory used for the hash table. (If the number of batches exceeds one, there will also be disk space usage involved0 码力 | 2871 页 | 13.38 MB | 1 年前3
PostgreSQL 15.5 Documentationit comes at the cost of the increased overhead of splitting the result set into multiple sorting batches. If there are separate indexes on several of the columns referenced in WHERE, the planner might 20 rows=101 width=244) (actual time=0.659..0.659 rows=100 loops=1) Buckets: 1024 Batches: 1 Memory Usage: 28kB -> Bitmap Heap Scan on tenk1 t1 (cost=5.07..229.20 rows=101 The Hash node shows the number of hash buckets and batches as well as the peak amount of memory used for the hash table. (If the number of batches exceeds one, there will also be disk space usage involved0 码力 | 2910 页 | 13.60 MB | 1 年前3
PostgreSQL 15.5 Documentationit comes at the cost of the increased overhead of splitting the result set into multiple sorting batches. If there are separate indexes on several of the columns referenced in WHERE, the planner might 20 rows=101 width=244) (actual time=0.659..0.659 rows=100 loops=1) Buckets: 1024 Batches: 1 Memory Usage: 28kB -> Bitmap Heap Scan on tenk1 t1 (cost=5.07..229.20 rows=101 The Hash node shows the number of hash buckets and batches as well as the peak amount of memory used for the hash table. (If the number of batches exceeds one, there will also be disk space usage involved0 码力 | 3073 页 | 13.49 MB | 1 年前3
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