Initial commit

scripts/check_prepare.py

@@ -0,0 +1,75 @@
+import time
+import mysql.connector
+from mysql.connector.cursor import MySQLCursorPrepared
+
+config = {
+    'host': '192.168.XX.XX',
+    'port': 3358,
+    'database': 'sniffer',
+    'user': 'root',
+    'password': '',
+    'charset': 'utf8',
+    'use_unicode': True,
+    'get_warnings': True,
+}
+
+
+def _real_main(config):
+    while True:
+        _once_check()
+
+
+def _once_check():
+    output = []
+    conn = mysql.connector.Connect(**config)
+
+    curprep = conn.cursor(cursor_class=MySQLCursorPrepared)
+    cur = conn.cursor()
+
+    # Drop table if exists, and create it new
+    stmt_drop = "DROP TABLE IF EXISTS names"
+    cur.execute(stmt_drop)
+
+    stmt_create = (
+        "CREATE TABLE names ("
+        "id TINYINT UNSIGNED NOT NULL AUTO_INCREMENT, "
+        "name VARCHAR(30) DEFAULT '' NOT NULL, "
+        "cnt TINYINT UNSIGNED DEFAULT 0, "
+        "PRIMARY KEY (id))"
+        )
+    cur.execute(stmt_create)
+
+    # Connector/Python also allows ? as placeholders for MySQL Prepared
+    # statements.
+    prepstmt = "INSERT INTO names (name) VALUES (%s)"
+
+    # Preparing the statement is done only once. It can be done before
+    # without data, or later with data.
+    curprep.execute(prepstmt)
+
+    # Insert 3 records
+    names = (
+        'Geert', 'Jan', 'Michel', 'wang', 'Jan', 'Michel', 'wang',
+        'Jan', 'Michel', 'wang', 'Jan', 'Michel', 'wang', 'Jan', 'Michel',
+        'wang', 'Jan', 'Michel', 'wang', 'Jan', 'Michel', 'wang', 'Jan',
+        'Jan', 'Michel', 'wang')
+    for name in names:
+        curprep.execute(prepstmt, (name,))
+        conn.commit()
+        time.sleep(0.1)
+
+    # We use a normal cursor issue a SELECT
+    output.append("Inserted data")
+    cur.execute("SELECT id, name FROM names")
+    for row in cur:
+        output.append("{0} | {1}".format(*row))
+
+    # Cleaning up, dropping the table again
+    cur.execute(stmt_drop)
+
+    conn.close()
+    print(output)
+
+
+if __name__ == '__main__':
+    _real_main(config)