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| author | Mike Bayer <mike_mp@zzzcomputing.com> | 2010-10-23 16:40:39 -0400 |
|---|---|---|
| committer | Mike Bayer <mike_mp@zzzcomputing.com> | 2010-10-23 16:40:39 -0400 |
| commit | 79c25ede440e80e15c4c789234157d0e9497349c (patch) | |
| tree | e9517ef97e2b0a1ed8426b909135d21c23557772 /lib/sqlalchemy/sql/compiler.py | |
| parent | c01c6baf5715a13d707a4d57717f9ad1bc12027a (diff) | |
| download | sqlalchemy-79c25ede440e80e15c4c789234157d0e9497349c.tar.gz | |
- Added type_coerce(expr, type_) expression element.
Treats the given expression as the given type when evaluating
expressions and processing result rows, but does not
affect the generation of SQL, other than an anonymous label.
Diffstat (limited to 'lib/sqlalchemy/sql/compiler.py')
| -rw-r--r-- | lib/sqlalchemy/sql/compiler.py | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/lib/sqlalchemy/sql/compiler.py b/lib/sqlalchemy/sql/compiler.py index e47db7e28..d3b8bf023 100644 --- a/lib/sqlalchemy/sql/compiler.py +++ b/lib/sqlalchemy/sql/compiler.py @@ -153,6 +153,10 @@ class _CompileLabel(visitors.Visitable): def __init__(self, col, name): self.element = col self.name = name + + @property + def type(self): + return self.element.type @property def quote(self): @@ -317,7 +321,7 @@ class SQLCompiler(engine.Compiled): if result_map is not None: result_map[labelname.lower()] = \ - (label.name, (label, label.element, labelname), label.element.type) + (label.name, (label, label.element, labelname), label.type) return self.process(label.element, within_columns_clause=True, @@ -329,7 +333,7 @@ class SQLCompiler(engine.Compiled): return self.process(label.element, within_columns_clause=False, **kw) - + def visit_column(self, column, result_map=None, **kwargs): name = column.name if name is None: |