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authorAmit Langote <amitlan@postgresql.org>2024-04-18 14:33:47 +0900
committerAmit Langote <amitlan@postgresql.org>2024-04-18 14:45:48 +0900
commitb4fad46b6bc8a9bf46ff689bcb1bd4edf8f267af (patch)
tree48accd814bfb6c712699b8f26734fbf06c949b3e /src/backend/parser/parse_expr.c
parent40126ac68f2ff96351cd6071350eb2d5cbd50145 (diff)
downloadpostgresql-b4fad46b6bc8a9bf46ff689bcb1bd4edf8f267af.tar.gz
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SQL/JSON: Improve some error messages
This improves some error messages emitted by SQL/JSON query functions by mentioning column name when available, such as when they are invoked as part of evaluating JSON_TABLE() columns. To do so, a new field column_name is added to both JsonFuncExpr and JsonExpr that is only populated when creating those nodes for transformed JSON_TABLE() columns. While at it, relevant error messages are reworded for clarity. Reported-by: Jian He <jian.universality@gmail.com> Suggested-by: Jian He <jian.universality@gmail.com> Discussion: https://postgr.es/m/CACJufxG_e0QLCgaELrr2ZNz7AxPeGCNKAORe3fHtFCQLsH4J4Q@mail.gmail.com
Diffstat (limited to 'src/backend/parser/parse_expr.c')
-rw-r--r--src/backend/parser/parse_expr.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/backend/parser/parse_expr.c b/src/backend/parser/parse_expr.c
index 4c98d7a046c..34ac17868b5 100644
--- a/src/backend/parser/parse_expr.c
+++ b/src/backend/parser/parse_expr.c
@@ -4311,6 +4311,7 @@ transformJsonFuncExpr(ParseState *pstate, JsonFuncExpr *func)
jsexpr = makeNode(JsonExpr);
jsexpr->location = func->location;
jsexpr->op = func->op;
+ jsexpr->column_name = func->column_name;
/*
* jsonpath machinery can only handle jsonb documents, so coerce the input