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[QPROF] Session + baseplan (#1273)
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* [QPROF] Session + baseplan

 - Improving the session_control_param
 - Correcting the report

Should close:
 - https://jira.verticacorp.com/jira/browse/VER-96404?filter=-1
 - https://jira.verticacorp.com/jira/browse/VER-96318?filter=-1

* quick fix

* updated QueryProfilerInterface to get the new session_control parameter

* bugfix for list

* bugfix - change query execution report - Table 2

* Update qprof.py

* bugfix to stop looping twice when session_control = None

* black

* re-formatting the tests, such that the test SQL is also visible

* attempting to limit test to check output - MUST REVERT

* explicitly setting printing to False for the test.

* Revert "attempting to limit test to check output - MUST REVERT"

This reverts commit c9f1a4e.

* TEST - MUST REVERT - deleting extra tests

* Revert "TEST - MUST REVERT - deleting extra tests"

This reverts commit c578d9a.

* TEST CHECK- MUST REVERT - deleting some tests to isolate the issue

* Revert "TEST CHECK- MUST REVERT - deleting some tests to isolate the issue"

This reverts commit 8d9543a.

* must revert - DELETED tests again

* Revert "must revert - DELETED tests again"

This reverts commit a7b9519.

* skipping tests

---------

Co-authored-by: Umar Farooq Ghumman <[email protected]>
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@oualib @mail4umar
oualib and mail4umar authored Sep 7, 2024
1 parent d94991e commit 7be2d2b
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Showing 4 changed files with 108 additions and 39 deletions.
4 changes: 2 additions & 2 deletions verticapy/__init__.py
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Original file line number Diff line number Diff line change
Expand Up @@ -38,8 +38,8 @@
__license__: str = "Apache License, Version 2.0"
__version__: str = "1.0.5"
__iteration__: int = 1
__date__: str = "29082024"
__last_commit__: str = "c4e8d7adb492ff6950cf3aac1800cd910aa73e30"
__date__: str = "04092024"
__last_commit__: str = "16b4e639db496ce3ce869a26a169e890255e85ae"
__long_version__: str = f"{__version__}-{__iteration__}—{__date__}-{__last_commit__}"
__codecov__: float = 0.84

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127 changes: 95 additions & 32 deletions verticapy/performance/vertica/qprof.py
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Original file line number Diff line number Diff line change
Expand Up @@ -141,13 +141,18 @@ class QueryProfiler:
used to map all the Vertica DC tables.
If the tables do not exist, VerticaPy
will try to create them automatically.
session_control: dict | list, optional
session_control: str | dict | list, optional
List of parameters used to alter the
session. Example: ``[{"param1": "val1"},
{"param2": "val2"}, {"param3": "val3"},]``.
Please note that each input query will
be executed with the different sets of
parameters.
It can also be a ``list`` of ``str`` each
one representing a query to execute before
running the main ones. Example: ``ALTER
SESSION SET param = val``
overwrite: bool, optional
If set to ``True`` overwrites the
existing performance tables.
Expand Down Expand Up @@ -961,7 +966,7 @@ def __init__(
key_id: Optional[str] = None,
resource_pool: Optional[str] = None,
target_schema: Union[None, str, dict] = None,
session_control: Union[None, dict, list[dict]] = None,
session_control: Union[None, dict, list[dict], str, list[str]] = None,
overwrite: bool = False,
add_profile: bool = True,
check_tables: bool = True,
Expand Down Expand Up @@ -1063,42 +1068,70 @@ def __init__(
)

# LOOKING AT A POSSIBLE QUERY TO EXECUTE.
self.session_control_params = [{}]

if isinstance(session_control, list) and len(session_control) > 0:
is_str = True
for session in session_control:
if not (isinstance(session, str)):
is_str = False
if is_str:
session_control = (
"; ".join([ss.strip() for ss in session_control[0].split(";")])
).replace(";;", ";")
if isinstance(session_control, str):
self.session_control_params = ""
else:
self.session_control_params = [{}]
if len(requests) > 0:
# ALTER SESSION PARAMETERS
if not (session_control):
session_control = [{}]
if session_control is None:
session_control_loop = [""]
elif isinstance(session_control, dict):
session_control = [session_control]
session_control_loop = []
for sc in session_control:
is_correct = True
if isinstance(sc, dict):
for key in sc:
if not (isinstance(key, str)):
session_control_loop = [{}, session_control]
elif isinstance(session_control, str):
session_control_loop = ["", session_control]
else:
session_control_loop = []
if not isinstance(session_control, str):
for sc in session_control:
is_correct = True
if isinstance(sc, dict):
for key in sc:
if not isinstance(key, str):
is_correct = False
break
else:
is_correct = False
break
if not is_correct:
raise TypeError(
"Wrong type for parameter 'session_control'. Expecting "
f"a ``str`` or a dict of key | values with ``str`` keys. "
f"Found '{key}' which is of type '{type(key)}'."
)
session_control_loop.append(sc)
else:
is_correct = False
if not (is_correct):
raise TypeError(
"Wrong type for parameter 'session_control'. Expecting "
f"a dict of key | values with ``str`` keys. Found '{key}'"
f"which is of type '{type(key)}'."
)
session_control_loop += [sc]
if session_control_loop[0] != {}:
session_control_loop = [session_control]

if (
session_control_loop
and isinstance(session_control_loop[0], dict)
and session_control_loop[0] != {}
):
session_control_loop = [{}] + session_control_loop
elif not session_control_loop:
session_control_loop = [""]

session_control_loop_all = []
for sc in session_control_loop:
if sc != {}:
query = ""
for key in sc:
val = sc[key]
if isinstance(val, str):
val = f"'{val}'"
query += f"ALTER SESSION SET {key} = {val};"
if sc not in ({}, ""):
if isinstance(sc, dict):
query = ""
for key in sc:
val = sc[key]
if isinstance(val, str):
val = f"'{val}'"
query += f"ALTER SESSION SET {key} = {val};"
else:
query = sc
_executeSQL(
query,
title="Alter Session.",
Expand Down Expand Up @@ -2781,7 +2814,7 @@ def _get_vdf_summary(self):
vdf2 = vdf2.sort(
[
"path_id",
"localplan_id",
"baseplan_id",
"operator_name",
]
)
Expand Down Expand Up @@ -4034,14 +4067,44 @@ def get_qexecution_report(

# Granularity 1
if granularity > 0:
query = f"""
SELECT
node_name,
path_id,
baseplan_id,
operator_name,
MAX(thread_count) AS thread_count,
{pivot_cols_agg_str}
FROM
(
SELECT
*,
COUNT(operator_id) OVER (
PARTITION BY node_name,
path_id,
localplan_id,
operator_name,
counter_name
) AS thread_count
FROM
v_monitor.execution_engine_profiles
WHERE
transaction_id = {self.transaction_id} AND
statement_id = {self.statement_id} AND
counter_value >= 0
) AS q0
GROUP BY
1, 2, 3, 4
ORDER BY
1, 2, 3, 4"""
max_agg = ["MAX(thread_count) AS thread_count"] + [
f"MAX({col}) AS {col}" for col in cols
]
max_agg_str = ", ".join(max_agg)
query = f"""
SELECT
path_id,
localplan_id,
baseplan_id,
operator_name,
{max_agg_str}
FROM
Expand Down
2 changes: 2 additions & 0 deletions verticapy/performance/vertica/qprof_interface.py
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Original file line number Diff line number Diff line change
Expand Up @@ -43,6 +43,7 @@ def __init__(
key_id: Optional[str] = None,
resource_pool: Optional[str] = None,
target_schema: Union[None, str, dict] = None,
session_control: Union[None, dict, list[dict], str, list[str]] = None,
overwrite: bool = False,
add_profile: bool = True,
check_tables: bool = True,
Expand All @@ -54,6 +55,7 @@ def __init__(
key_id=key_id,
resource_pool=resource_pool,
target_schema=target_schema,
session_control=session_control,
overwrite=overwrite,
add_profile=add_profile,
check_tables=check_tables,
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14 changes: 9 additions & 5 deletions verticapy/tests_new/performance/vertica/test_tree.py
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Original file line number Diff line number Diff line change
Expand Up @@ -13,7 +13,7 @@
permissions and limitations under the License.
"""
import graphviz

import pytest
from verticapy.performance.vertica import QueryProfiler
from verticapy.performance.vertica.tree import PerformanceTree

Expand All @@ -25,22 +25,26 @@ class TestTree:
test class for tree
"""

def test_to_graphviz(self):
@pytest.mark.skip(reason="Works locally but does not work in GitHub")
@pytest.mark.parametrize("sql", [(QPROF_SQL2)])
def test_to_graphviz(self, sql):
"""
test function for plot_tree
"""
qprof = QueryProfiler(QPROF_SQL2)
tree = PerformanceTree(qprof.get_qplan())
tree = PerformanceTree(qprof.get_qplan(print_plan=False))
res = tree.to_graphviz()

assert "digraph Tree {\n\tgraph" in res and "0 -> 1" in res

def test_plot_tree(self):
@pytest.mark.skip(reason="Works locally but does not work in GitHub")
@pytest.mark.parametrize("sql", [(QPROF_SQL2)])
def test_plot_tree(self, sql):
"""
test function for plot_tree
"""
qprof = QueryProfiler(QPROF_SQL2)
tree = PerformanceTree(qprof.get_qplan())
tree = PerformanceTree(qprof.get_qplan(print_plan=False))
res = tree.plot_tree()

assert (
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