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Diffstat (limited to 'lib/sqlalchemy/sql/functions.py')
-rw-r--r-- | lib/sqlalchemy/sql/functions.py | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/lib/sqlalchemy/sql/functions.py b/lib/sqlalchemy/sql/functions.py index cd2798dda..cc145cf51 100644 --- a/lib/sqlalchemy/sql/functions.py +++ b/lib/sqlalchemy/sql/functions.py @@ -756,6 +756,22 @@ class count(GenericFunction): r"""The ANSI COUNT aggregate function. With no arguments, emits COUNT \*. + E.g.:: + + from sqlalchemy import func + from sqlalchemy import select + from sqlalchemy import table, column + + my_table = table('some_table', column('id')) + + stmt = select([func.count()]).select_from(my_table) + + Executing ``stmt`` would emit:: + + SELECT count(*) AS count_1 + FROM some_table + + """ type = sqltypes.Integer |