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Update dbtools.py #29

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Merged
merged 1 commit into from
Jul 3, 2025
Merged

Update dbtools.py #29

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17 changes: 11 additions & 6 deletions app/dbtools.py
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Original file line number Diff line number Diff line change
Expand Up @@ -23,10 +23,12 @@ def run_latency_test(
database="",
url="",
interval=1.0,
period=10
period=10,
custom_sql=""
):
query_times = []
result_info = {"success": False, "error": None, "latency_stats": {}, "details": []}
custom_sql = (custom_sql or "").strip()
try:
end_time = time.perf_counter() + period
while time.perf_counter() < end_time:
Expand All @@ -36,29 +38,33 @@ def run_latency_test(
if dbtype == "oracle":
conn = oracledb.connect(user=username, password=password, dsn=host)
cursor = conn.cursor()
cursor.execute("select 1 from dual")
sql = custom_sql if custom_sql else "select 1 from dual"
cursor.execute(sql)
cursor.fetchall()
cursor.close()
conn.close()
elif dbtype == "postgresql":
conn = psycopg2.connect(host=host, port=port, dbname=database, user=username, password=password)
cursor = conn.cursor()
cursor.execute("SELECT 1")
sql = custom_sql if custom_sql else "SELECT 1"
cursor.execute(sql)
cursor.fetchall()
cursor.close()
conn.close()
elif dbtype == "mysql":
conn = pymysql.connect(host=host, port=int(port), user=username, password=password, db=database)
cursor = conn.cursor()
cursor.execute("SELECT 1")
sql = custom_sql if custom_sql else "SELECT 1"
cursor.execute(sql)
cursor.fetchall()
cursor.close()
conn.close()
elif dbtype == "sqlserver" and mssql_ok:
conn_str = f"DRIVER={{ODBC Driver 17 for SQL Server}};SERVER={host},{port};DATABASE={database};UID={username};PWD={password}"
conn = pyodbc.connect(conn_str)
cursor = conn.cursor()
cursor.execute("SELECT 1")
sql = custom_sql if custom_sql else "SELECT 1"
cursor.execute(sql)
cursor.fetchall()
cursor.close()
conn.close()
Expand All @@ -81,7 +87,6 @@ def run_latency_test(
"error": error
})
time.sleep(interval)
# Compute p99, p90, avg, stddev, mean on all query_times
arr = np.array(query_times)
result_info["latency_stats"] = {
"p99": float(np.percentile(arr, 99)) if len(arr) else None,
Expand Down