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-rw-r--r--src/backend/parser/analyze.c3
-rw-r--r--src/test/regress/expected/insert_conflict.out6
-rw-r--r--src/test/regress/expected/update.out6
-rw-r--r--src/test/regress/sql/insert_conflict.sql3
-rw-r--r--src/test/regress/sql/update.sql3
5 files changed, 21 insertions, 0 deletions
diff --git a/src/backend/parser/analyze.c b/src/backend/parser/analyze.c
index 06fc8ce98b5..dbdf6bf8964 100644
--- a/src/backend/parser/analyze.c
+++ b/src/backend/parser/analyze.c
@@ -2518,6 +2518,9 @@ transformUpdateTargetList(ParseState *pstate, List *origTlist)
errmsg("column \"%s\" of relation \"%s\" does not exist",
origTarget->name,
RelationGetRelationName(pstate->p_target_relation)),
+ (origTarget->indirection != NIL &&
+ strcmp(origTarget->name, pstate->p_target_nsitem->p_names->aliasname) == 0) ?
+ errhint("SET target columns cannot be qualified with the relation name.") : 0,
parser_errposition(pstate, origTarget->location)));
updateTargetListEntry(pstate, tle, origTarget->name,
diff --git a/src/test/regress/expected/insert_conflict.out b/src/test/regress/expected/insert_conflict.out
index 9e9e3bd00cd..563c5eb52ac 100644
--- a/src/test/regress/expected/insert_conflict.out
+++ b/src/test/regress/expected/insert_conflict.out
@@ -272,6 +272,12 @@ ERROR: invalid reference to FROM-clause entry for table "insertconflicttest"
LINE 1: ...onfruit') on conflict (key) do update set fruit = insertconf...
^
HINT: Perhaps you meant to reference the table alias "ict".
+-- Check helpful hint when qualifying set column with target table
+insert into insertconflicttest values (3, 'Kiwi') on conflict (key, fruit) do update set insertconflicttest.fruit = 'Mango';
+ERROR: column "insertconflicttest" of relation "insertconflicttest" does not exist
+LINE 1: ...3, 'Kiwi') on conflict (key, fruit) do update set insertconf...
+ ^
+HINT: SET target columns cannot be qualified with the relation name.
drop index key_index;
--
-- Composite key tests
diff --git a/src/test/regress/expected/update.out b/src/test/regress/expected/update.out
index c809f88f546..cb0b033da61 100644
--- a/src/test/regress/expected/update.out
+++ b/src/test/regress/expected/update.out
@@ -44,6 +44,12 @@ SELECT * FROM update_test;
10 | 20 |
(2 rows)
+-- error, you're not supposed to qualify the target column
+UPDATE update_test t SET t.b = t.b + 10 WHERE t.a = 10;
+ERROR: column "t" of relation "update_test" does not exist
+LINE 1: UPDATE update_test t SET t.b = t.b + 10 WHERE t.a = 10;
+ ^
+HINT: SET target columns cannot be qualified with the relation name.
--
-- Test VALUES in FROM
--
diff --git a/src/test/regress/sql/insert_conflict.sql b/src/test/regress/sql/insert_conflict.sql
index 23d5778b821..653f9baf98e 100644
--- a/src/test/regress/sql/insert_conflict.sql
+++ b/src/test/regress/sql/insert_conflict.sql
@@ -118,6 +118,9 @@ insert into insertconflicttest AS ict values (6, 'Passionfruit') on conflict (ke
insert into insertconflicttest AS ict values (6, 'Passionfruit') on conflict (key) do update set fruit = ict.fruit; -- ok, alias
insert into insertconflicttest AS ict values (6, 'Passionfruit') on conflict (key) do update set fruit = insertconflicttest.fruit; -- error, references aliased away name
+-- Check helpful hint when qualifying set column with target table
+insert into insertconflicttest values (3, 'Kiwi') on conflict (key, fruit) do update set insertconflicttest.fruit = 'Mango';
+
drop index key_index;
--
diff --git a/src/test/regress/sql/update.sql b/src/test/regress/sql/update.sql
index 7a7bee77b92..8b4707eb9c3 100644
--- a/src/test/regress/sql/update.sql
+++ b/src/test/regress/sql/update.sql
@@ -31,6 +31,9 @@ UPDATE update_test t SET b = t.b + 10 WHERE t.a = 10;
SELECT * FROM update_test;
+-- error, you're not supposed to qualify the target column
+UPDATE update_test t SET t.b = t.b + 10 WHERE t.a = 10;
+
--
-- Test VALUES in FROM
--