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| author | Mike Bayer <mike_mp@zzzcomputing.com> | 2022-03-23 10:07:13 -0400 |
|---|---|---|
| committer | Mike Bayer <mike_mp@zzzcomputing.com> | 2022-03-23 10:26:54 -0400 |
| commit | 58fad097209e37d727988d03a60367b6e7dbc917 (patch) | |
| tree | 8dc237d81fbb3b539497f839a1e12b3744eb74fd /lib/sqlalchemy/sql/compiler.py | |
| parent | 845aacd5fc8fdc7839597c0e75c447180f7b438d (diff) | |
| download | sqlalchemy-58fad097209e37d727988d03a60367b6e7dbc917.tar.gz | |
Add option to disable from linting for table valued function
Added new parameter
:paramref:`.FunctionElement.table_valued.joins_implicitly`, for the
:meth:`.FunctionElement.table_valued` construct. This parameter indicates
that the given table-valued function implicitly joins to the table it
refers towards, essentially disabling the "from linting" feature, i.e. the
"cartesian product" warning, from taking effect due to the presence of this
parameter. May be used for functions such as ``func.json_each()``.
Fixes: #7845
Change-Id: I80edcb74efbd4417172132c0db4d9c756fdd5eae
(cherry picked from commit 04dcc5c704dbf0b22705523e263e512c24936175)
Diffstat (limited to 'lib/sqlalchemy/sql/compiler.py')
| -rw-r--r-- | lib/sqlalchemy/sql/compiler.py | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/sqlalchemy/sql/compiler.py b/lib/sqlalchemy/sql/compiler.py index 7780d3782..671ca6749 100644 --- a/lib/sqlalchemy/sql/compiler.py +++ b/lib/sqlalchemy/sql/compiler.py @@ -2805,6 +2805,8 @@ class SQLCompiler(Compiled): return self.preparer.format_alias(cte, cte_name) def visit_table_valued_alias(self, element, **kw): + if element.joins_implicitly: + kw["from_linter"] = None if element._is_lateral: return self.visit_lateral(element, **kw) else: |