test: test all timestamp precisions and full value range

adbc_drivers_validation/queries/type/select/timestamp0.txtcase

@@ -0,0 +1,62 @@
+// Copyright (c) 2026 ADBC Drivers Contributors
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//         http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// part: metadata
+
+[setup]
+drop = "test_timestamp"
+
+[tags]
+sql-type-name = "TIMESTAMP(0)"
+field-type-name = "TIMESTAMP(0)"
+
+// part: setup_query
+
+CREATE TABLE test_timestamp (
+    idx INTEGER,
+    res TIMESTAMP(0)
+);
+
+INSERT INTO test_timestamp (idx, res) VALUES (1, TIMESTAMP '2023-05-15 13:45:30');
+INSERT INTO test_timestamp (idx, res) VALUES (2, TIMESTAMP '2000-01-01 00:00:00');
+INSERT INTO test_timestamp (idx, res) VALUES (3, TIMESTAMP '1969-07-20 20:17:40');
+INSERT INTO test_timestamp (idx, res) VALUES (4, TIMESTAMP '0001-01-01 00:00:00');
+INSERT INTO test_timestamp (idx, res) VALUES (5, TIMESTAMP '9999-12-31 23:59:59');
+INSERT INTO test_timestamp (idx, res) VALUES (6, NULL);
+
+// part: query
+
+SELECT res FROM test_timestamp ORDER BY idx
+
+// part: expected_schema
+
+{
+    "format": "+s",
+    "children": [
+        {
+            "name": "res",
+            "format": "tss:",
+            "flags": ["nullable"]
+        }
+    ]
+}
+
+// part: expected
+
+{"res": 1684158330}
+{"res": 946684800}
+{"res": -14182940}
+{"res": -62135596800}
+{"res": 253402300799}
+{"res": null}

adbc_drivers_validation/queries/type/select/timestamp0tz.txtcase

@@ -0,0 +1,62 @@
+// Copyright (c) 2026 ADBC Drivers Contributors
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//         http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// part: metadata
+
+[setup]
+drop = "test_timestamptz"
+
+[tags]
+sql-type-name = "TIMESTAMP(0) WITH TIME ZONE"
+field-type-name = "TIMESTAMP(0) WITH TIME ZONE"
+
+// part: setup_query
+
+CREATE TABLE test_timestamptz (
+    idx INTEGER,
+    res TIMESTAMP(0) WITH TIME ZONE
+);
+
+INSERT INTO test_timestamptz (idx, res) VALUES (1, TIMESTAMP WITH TIME ZONE '2023-05-15 13:45:30+00');
+INSERT INTO test_timestamptz (idx, res) VALUES (2, TIMESTAMP WITH TIME ZONE '2000-01-01 00:00:00+00');
+INSERT INTO test_timestamptz (idx, res) VALUES (3, TIMESTAMP WITH TIME ZONE '1969-07-20 20:17:40+00');
+INSERT INTO test_timestamptz (idx, res) VALUES (4, TIMESTAMP WITH TIME ZONE '0001-01-01 00:00:00+00');
+INSERT INTO test_timestamptz (idx, res) VALUES (5, TIMESTAMP WITH TIME ZONE '9999-12-31 23:59:59+00');
+INSERT INTO test_timestamptz (idx, res) VALUES (6, NULL);
+
+// part: query
+
+SELECT res FROM test_timestamptz ORDER BY idx
+
+// part: expected_schema
+
+{
+    "format": "+s",
+    "children": [
+        {
+            "name": "res",
+            "format": "tss:UTC",
+            "flags": ["nullable"]
+        }
+    ]
+}
+
+// part: expected
+
+{"res": 1684158330}
+{"res": 946684800}
+{"res": -14182940}
+{"res": -62135596800}
+{"res": 253402300799}
+{"res": null}

adbc_drivers_validation/queries/type/select/timestamp1.txtcase

@@ -0,0 +1,62 @@
+// Copyright (c) 2026 ADBC Drivers Contributors
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//         http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// part: metadata
+
+[setup]
+drop = "test_timestamp"
+
+[tags]
+sql-type-name = "TIMESTAMP(p) (1 <= p <= 3)"
+field-type-name = "TIMESTAMP(1)"
+
+// part: setup_query
+
+CREATE TABLE test_timestamp (
+    idx INTEGER,
+    res TIMESTAMP(1)
+);
+
+INSERT INTO test_timestamp (idx, res) VALUES (1, TIMESTAMP '2023-05-15 13:45:30.1');
+INSERT INTO test_timestamp (idx, res) VALUES (2, TIMESTAMP '2000-01-01 00:00:00.2');
+INSERT INTO test_timestamp (idx, res) VALUES (3, TIMESTAMP '1969-07-20 20:17:40.3');
+INSERT INTO test_timestamp (idx, res) VALUES (4, TIMESTAMP '0001-01-01 00:00:00.0');
+INSERT INTO test_timestamp (idx, res) VALUES (5, TIMESTAMP '9999-12-31 23:59:59.9');
+INSERT INTO test_timestamp (idx, res) VALUES (6, NULL);
+
+// part: query
+
+SELECT res FROM test_timestamp ORDER BY idx
+
+// part: expected_schema
+
+{
+    "format": "+s",
+    "children": [
+        {
+            "name": "res",
+            "format": "tsm:",
+            "flags": ["nullable"]
+        }
+    ]
+}
+
+// part: expected
+
+{"res": 1684158330100}
+{"res": 946684800200}
+{"res": -14182939700}
+{"res": -62135596800000}
+{"res": 253402300799900}
+{"res": null}

adbc_drivers_validation/queries/type/select/timestamp1tz.txtcase

@@ -0,0 +1,62 @@
+// Copyright (c) 2026 ADBC Drivers Contributors
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//         http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// part: metadata
+
+[setup]
+drop = "test_timestamptz"
+
+[tags]
+sql-type-name = "TIMESTAMP(p) (1 <= p <= 3) WITH TIME ZONE"
+field-type-name = "TIMESTAMP(1) WITH TIME ZONE"
+
+// part: setup_query
+
+CREATE TABLE test_timestamptz (
+    idx INTEGER,
+    res TIMESTAMP(1) WITH TIME ZONE
+);
+
+INSERT INTO test_timestamptz (idx, res) VALUES (1, TIMESTAMP WITH TIME ZONE '2023-05-15 13:45:30.1+00');
+INSERT INTO test_timestamptz (idx, res) VALUES (2, TIMESTAMP WITH TIME ZONE '2000-01-01 00:00:00.2+00');
+INSERT INTO test_timestamptz (idx, res) VALUES (3, TIMESTAMP WITH TIME ZONE '1969-07-20 20:17:40.3+00');
+INSERT INTO test_timestamptz (idx, res) VALUES (4, TIMESTAMP WITH TIME ZONE '0001-01-01 00:00:00.0+00');
+INSERT INTO test_timestamptz (idx, res) VALUES (5, TIMESTAMP WITH TIME ZONE '9999-12-31 23:59:59.9+00');
+INSERT INTO test_timestamptz (idx, res) VALUES (6, NULL);
+
+// part: query
+
+SELECT res FROM test_timestamptz ORDER BY idx
+
+// part: expected_schema
+
+{
+    "format": "+s",
+    "children": [
+        {
+            "name": "res",
+            "format": "tsm:UTC",
+            "flags": ["nullable"]
+        }
+    ]
+}
+
+// part: expected
+
+{"res": 1684158330100}
+{"res": 946684800200}
+{"res": -14182939700}
+{"res": -62135596800000}
+{"res": 253402300799900}
+{"res": null}

adbc_drivers_validation/queries/type/select/timestamp2.txtcase

@@ -0,0 +1,62 @@
+// Copyright (c) 2026 ADBC Drivers Contributors
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//         http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// part: metadata
+
+[setup]
+drop = "test_timestamp"
+
+[tags]
+sql-type-name = "TIMESTAMP(p) (1 <= p <= 3)"
+field-type-name = "TIMESTAMP(2)"
+
+// part: setup_query
+
+CREATE TABLE test_timestamp (
+    idx INTEGER,
+    res TIMESTAMP(2)
+);
+
+INSERT INTO test_timestamp (idx, res) VALUES (1, TIMESTAMP '2023-05-15 13:45:30.12');
+INSERT INTO test_timestamp (idx, res) VALUES (2, TIMESTAMP '2000-01-01 00:00:00.23');
+INSERT INTO test_timestamp (idx, res) VALUES (3, TIMESTAMP '1969-07-20 20:17:40.34');
+INSERT INTO test_timestamp (idx, res) VALUES (4, TIMESTAMP '0001-01-01 00:00:00.00');
+INSERT INTO test_timestamp (idx, res) VALUES (5, TIMESTAMP '9999-12-31 23:59:59.99');
+INSERT INTO test_timestamp (idx, res) VALUES (6, NULL);
+
+// part: query
+
+SELECT res FROM test_timestamp ORDER BY idx
+
+// part: expected_schema
+
+{
+    "format": "+s",
+    "children": [
+        {
+            "name": "res",
+            "format": "tsm:",
+            "flags": ["nullable"]
+        }
+    ]
+}
+
+// part: expected
+
+{"res": 1684158330120}
+{"res": 946684800230}
+{"res": -14182939660}
+{"res": -62135596800000}
+{"res": 253402300799990}
+{"res": null}

adbc_drivers_validation/queries/type/select/timestamp2tz.txtcase

@@ -0,0 +1,62 @@
+// Copyright (c) 2026 ADBC Drivers Contributors
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//         http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// part: metadata
+
+[setup]
+drop = "test_timestamptz"
+
+[tags]
+sql-type-name = "TIMESTAMP(p) (1 <= p <= 3) WITH TIME ZONE"
+field-type-name = "TIMESTAMP(2) WITH TIME ZONE"
+
+// part: setup_query
+
+CREATE TABLE test_timestamptz (
+    idx INTEGER,
+    res TIMESTAMP(2) WITH TIME ZONE
+);
+
+INSERT INTO test_timestamptz (idx, res) VALUES (1, TIMESTAMP WITH TIME ZONE '2023-05-15 13:45:30.12+00');
+INSERT INTO test_timestamptz (idx, res) VALUES (2, TIMESTAMP WITH TIME ZONE '2000-01-01 00:00:00.23+00');
+INSERT INTO test_timestamptz (idx, res) VALUES (3, TIMESTAMP WITH TIME ZONE '1969-07-20 20:17:40.34+00');
+INSERT INTO test_timestamptz (idx, res) VALUES (4, TIMESTAMP WITH TIME ZONE '0001-01-01 00:00:00.00+00');
+INSERT INTO test_timestamptz (idx, res) VALUES (5, TIMESTAMP WITH TIME ZONE '9999-12-31 23:59:59.99+00');
+INSERT INTO test_timestamptz (idx, res) VALUES (6, NULL);
+
+// part: query
+
+SELECT res FROM test_timestamptz ORDER BY idx
+
+// part: expected_schema
+
+{
+    "format": "+s",
+    "children": [
+        {
+            "name": "res",
+            "format": "tsm:UTC",
+            "flags": ["nullable"]
+        }
+    ]
+}
+
+// part: expected
+
+{"res": 1684158330120}
+{"res": 946684800230}
+{"res": -14182939660}
+{"res": -62135596800000}
+{"res": 253402300799990}
+{"res": null}