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| author | Amit Kapila <akapila@postgresql.org> | 2020-01-03 10:52:46 +0530 |
|---|---|---|
| committer | Amit Kapila <akapila@postgresql.org> | 2020-01-03 10:52:46 +0530 |
| commit | d5b6b6515b35b11c82ce620fa84c989f246068aa (patch) | |
| tree | 485bb0c63b203277145fb51bd3ab9f555c7f6bf9 | |
| parent | 0c41c83d8ff44ed8f9753885e2c11b3277babcce (diff) | |
| download | postgresql-d5b6b6515b35b11c82ce620fa84c989f246068aa.tar.gz postgresql-d5b6b6515b35b11c82ce620fa84c989f246068aa.zip | |
Fix typos in parallel query docs.
Reported-by: Jon Jensen
Author: Jon Jensen
Reviewed-by: Amit Kapila and Robert Haas
Backpatch-through: 10
Discussion: https://postgr.es/m/nycvar.YSQ.7.76.1912301807510.9899@ybpnyubfg
| -rw-r--r-- | doc/src/sgml/parallel.sgml | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/doc/src/sgml/parallel.sgml b/doc/src/sgml/parallel.sgml index af5d48a5c79..95306287e20 100644 --- a/doc/src/sgml/parallel.sgml +++ b/doc/src/sgml/parallel.sgml @@ -277,7 +277,7 @@ EXPLAIN SELECT * FROM pgbench_accounts WHERE filler LIKE '%x%'; scan</emphasis>, the cooperating processes take turns reading data from the index. Currently, parallel index scans are supported only for btree indexes. Each process will claim a single index block and will - scan and return all tuples referenced by that block; other process can + scan and return all tuples referenced by that block; other processes can at the same time be returning tuples from a different index block. The results of a parallel btree scan are returned in sorted order within each worker process. @@ -410,7 +410,7 @@ EXPLAIN SELECT * FROM pgbench_accounts WHERE filler LIKE '%x%'; involve appending multiple results sets can therefore achieve coarse-grained parallelism even when efficient partial plans are not available. For example, consider a query against a partitioned table - which can be only be implemented efficiently by using an index that does + which can only be implemented efficiently by using an index that does not support parallel scans. The planner might choose a <literal>Parallel Append</literal> of regular <literal>Index Scan</literal> plans; each individual index scan would have to be executed to completion by a single |