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author | Daniel Gustafsson <dgustafsson@postgresql.org> | 2022-11-17 10:07:06 +0100 |
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committer | Daniel Gustafsson <dgustafsson@postgresql.org> | 2022-11-17 10:07:06 +0100 |
commit | 3b304547a9dfef7101889d35a4c5da7866d66c8e (patch) | |
tree | ac311231a65e293db9d8c1c1c26c4fe4fd6ad9df /src | |
parent | aba2dbb3cf6283348a5f467b11820448fb4eaeb6 (diff) | |
download | postgresql-3b304547a9dfef7101889d35a4c5da7866d66c8e.tar.gz postgresql-3b304547a9dfef7101889d35a4c5da7866d66c8e.zip |
doc: Fix wording of MERGE actions in README
UPDATE was listed twice and DELETE was omitted, replace one UPDATE
with DELETE instead.
Backpatch through v15 where MERGE was added.
Author: Myo Wai Thant <myo.waithant@fujitsu.com>
Reviewed-by: Richard Guo <guofenglinux@gmail.com>
Discussion: https://postgr.es/m/OSAPR01MB43247E46931E9E9CFC4AA0F29A079@OSAPR01MB4324.jpnprd01.prod.outlook.com
Backpatch-through: 15
Diffstat (limited to 'src')
-rw-r--r-- | src/backend/executor/README | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/backend/executor/README b/src/backend/executor/README index 0b5183fc4a4..17775a49e26 100644 --- a/src/backend/executor/README +++ b/src/backend/executor/README @@ -229,7 +229,7 @@ MERGE MERGE is a multiple-table, multiple-action command: It specifies a target table and a source relation, and can contain multiple WHEN MATCHED and WHEN NOT MATCHED clauses, each of which specifies one UPDATE, INSERT, -UPDATE, or DO NOTHING actions. The target table is modified by MERGE, +DELETE, or DO NOTHING actions. The target table is modified by MERGE, and the source relation supplies additional data for the actions. Each action optionally specifies a qualifying expression that is evaluated for each tuple. |