v1.9.4 changes

- Fix #186
- Fix #190
- Upgrade driver to 3.3.0

Author: aosingh

Makefile

@@ -1,5 +1,5 @@
 # Configuration variables
-VERSION=1.9.3
+VERSION=1.9.4
 PROJ_DIR?=$(shell pwd)
 VENV_DIR?=${PROJ_DIR}/.bldenv
 BUILD_DIR=${PROJ_DIR}/build

dbt/adapters/oracle/__version__.py

@@ -14,4 +14,4 @@
   See the License for the specific language governing permissions and
   limitations under the License.
 """
-version = "1.9.3"
+version = "1.9.4"

dbt/adapters/oracle/column.py

@@ -15,8 +15,7 @@
   limitations under the License.
 """
 from dataclasses import dataclass
-from typing import Dict, ClassVar
-
+from typing import Dict, ClassVar, Optional
 
 from dbt.adapters.base.column import Column
 from dbt.adapters.oracle.keyword_catalog import KEYWORDS
@@ -36,6 +35,8 @@ class OracleColumn(Column):
     STRING_DATATYPES = {'char', 'nchar', 'varchar', 'varchar2', 'nvarchar2'}
     NUMBER_DATATYPES = {'number', 'float'}
 
+    char_length_unit: Optional[str] = None
+
     @property
     def data_type(self) -> str:
         if self.is_string():

dbt/include/oracle/macros/adapters.sql

@@ -235,7 +235,8 @@
           data_type as "type",
           char_length as "character_maximum_length",
           numeric_precision as "numeric_precision",
-          numeric_scale as "numeric_scale"
+          numeric_scale as "numeric_scale",
+	      char_used as "char_length_unit"
       from columns
       where upper(table_name) = upper('{{ relation.identifier }}')
         {% if relation.schema %}

dbt/include/oracle/macros/catalog.sql

@@ -98,8 +98,13 @@
       columns.column_name as "column_name",
       ordinal_position as "column_index",
       case
-        when data_type like '%CHAR%'
-        then data_type || '(' || cast(char_length as varchar(10)) || ')'
+        when data_type like '%CHAR%' then
+            CASE
+                WHEN char_used = 'C' THEN
+                    data_type || '(' || cast(char_length as varchar(10)) || ' CHAR )'
+                ELSE
+                    data_type || '(' || cast(char_length as varchar(10)) || ')'
+            END
         else data_type
       end as "column_type",
       all_col_comments.comments as "column_comment",

dbt_adbs_test_project/dbt_project.yml

@@ -25,8 +25,8 @@ seeds:
         seed_with_empty_col:
           +column_types:
             id: number
-            first_name: varchar2(16)
-            last_name: varchar2(16)
+            first_name: varchar2(16 char)
+            last_name: varchar2(16 char)
             email: varchar2(26)
             gender: varchar2(16)
             age: number

setup.cfg

@@ -1,6 +1,6 @@
 [metadata]
 name = dbt-oracle
-version = 1.9.3
+version = 1.9.4
 description = dbt (data build tool) adapter for Oracle Autonomous Database
 long_description = file: README.md
 long_description_content_type = text/markdown
@@ -34,7 +34,7 @@ include_package_data = True
 install_requires =
     dbt-common>=1.1.0,<2.0
     dbt-adapters>=1.2.1,<2.0
-    dbt-core~=1.9,<1.10
+    dbt-core~=1.10,<1.11
     oracledb==3.2.0
 test_suite=tests
 test_requires =

setup.py

@@ -42,8 +42,8 @@
 requirements = [
         "dbt-common>=1.1.0,<2.0",
         "dbt-adapters>=1.2.1,<2.0",
-        "dbt-core~=1.9,<1.10",
-        "oracledb==3.2.0"
+        "dbt-core~=1.10,<1.11",
+        "oracledb==3.3.0"
 ]
 
 test_requirements = [
@@ -61,7 +61,7 @@
 
 url = 'https://github.com/oracle/dbt-oracle'
 
-VERSION = '1.9.3'
+VERSION = '1.9.4'
 setup(
     author="Oracle",
     python_requires='>=3.9',