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authorMike Bayer <mike_mp@zzzcomputing.com>2023-04-26 10:34:46 -0400
committerMike Bayer <mike_mp@zzzcomputing.com>2023-04-26 15:40:18 -0400
commit6a0d61f12110624ad8709f67d4523e82bde262e5 (patch)
treeac1a7f60ab8e277224e0e1eedc01a4d6c3316b44 /lib/sqlalchemy/dialects/oracle
parent9f675fd042b05977f1b38887c2fbbb54ecd424f7 (diff)
downloadsqlalchemy-6a0d61f12110624ad8709f67d4523e82bde262e5.tar.gz
ensure correct cast for floats vs. numeric; other fixes
Fixed regression caused by the fix for :ticket:`9618` where floating point values would lose precision being inserted in bulk, using either the psycopg2 or psycopg drivers. Implemented the :class:`_sqltypes.Double` type for SQL Server, having it resolve to ``REAL``, or :class:`_mssql.REAL`, at DDL rendering time. Fixed issue in Oracle dialects where ``Decimal`` returning types such as :class:`_sqltypes.Numeric` would return floating point values, rather than ``Decimal`` objects, when these columns were used in the :meth:`_dml.Insert.returning` clause to return INSERTed values. Fixes: #9701 Change-Id: I8865496a6ccac6d44c19d0ca2a642b63c6172da9
Diffstat (limited to 'lib/sqlalchemy/dialects/oracle')
-rw-r--r--lib/sqlalchemy/dialects/oracle/cx_oracle.py9
1 files changed, 9 insertions, 0 deletions
diff --git a/lib/sqlalchemy/dialects/oracle/cx_oracle.py b/lib/sqlalchemy/dialects/oracle/cx_oracle.py
index f6f10c476..c0e308383 100644
--- a/lib/sqlalchemy/dialects/oracle/cx_oracle.py
+++ b/lib/sqlalchemy/dialects/oracle/cx_oracle.py
@@ -819,6 +819,15 @@ class OracleExecutionContext_cx_oracle(OracleExecutionContext):
outconverter=lambda value: value.read(),
arraysize=len_params,
)
+ elif (
+ isinstance(type_impl, _OracleNumeric)
+ and type_impl.asdecimal
+ ):
+ out_parameters[name] = self.cursor.var(
+ decimal.Decimal,
+ arraysize=len_params,
+ )
+
else:
out_parameters[name] = self.cursor.var(
dbtype, arraysize=len_params