Dbhelper' object has no attribute cursor
WebYou're trying to call .cursor () on a string, and strings don't have a cursor. This sets connection_1 to a string: connection_1 = Connection_entry.get () This sets db to connection_1 which is still a string: db = connection_1 This tries to call .cursor () on db, which is still a string: cursor = db.cursor () WebJul 24, 2024 · 2 As documented - and spelled in all letters in the traceback - connection.cursor is a function that returns a Cursor object. You must first get a cursor by calling connection.cursor (), then execute your queries: c1 = connections ['conn1'].cursor () c1.execute ('SELECT * FROM TABLES') Share Improve this answer Follow answered …
Dbhelper' object has no attribute cursor
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WebApr 13, 2024 · 1 Not sure but it possible that Cursor is a SqlAlchemy class. Cursor wrapper for all supported databases but not instance of ps_ext.cursor class. Try to print (type (cursor)) and print (dir (cursor)) to understand exact class of object and supported methods – rzlvmp Apr 13, 2024 at 0:41 Ahh! it's a pg8000.legacy.Cursor not a … WebThese kind of bugs are common when Python multi-threading. What happens is that, on interpreter tear-down, the relevant module (myThread in this case) goes through a sort-of del myThread.The call self.sample() is roughly equivalent to myThread.__dict__["sample"](self).But if we're during the interpreter's tear-down …
WebNov 16, 2012 · Sorted by: 13. You are trying to call a method on the result of Cursor.execute, which the DB-API specification says is undefined (the implementation you're using appears to be returning an integer). Instead, you want to call fetchall on the cursor object. Something like: cursor = g.db.cursor () cursor.execute (sql) user = … WebJul 31, 2024 · AttributeError: 'tuple' object has no attribute 'items' I was under the impression that a RowProxy object would be returned for every result in the result set, which supports dict-like operations (as is mentioned in this post), but it appears the results are just plain tuples.
WebOct 11, 2024 · It doesn't matter here what type of object mysql is. The Flask-MySQL documentation for MySQL.connection tells you when that attribute is going to be None: … WebAug 31, 2024 · 4. You haven't told us which connection library you're using, but in cases I'm familiar with ( psycopg, etc) cursor.execute () doesn't return a result set. Try issuing the fetchone and fetchall commands against the cursor (rather than data ): conn = cursor = conn.cursor () cursor.execute ("Select top 10 * from Car_Sales ...
WebMar 12, 2013 · You have to iterate with the cursor: for element in get: print (element.name) now you are accessing the cursor, which is just a generator of elements and doesn't contain the name directly. See here for a complete explanation. Share Follow edited Mar 12, 2013 at 14:27 answered Mar 12, 2013 at 14:10 Jacopofar 3,377 2 20 29
WebAug 13, 2024 · Courses 1: Collection (Database (MongoClient (host= ['localhost:27017'], document_class=dict, tz_aware=False, connect=True), 'test-database'), 'courses') Now add a similar print statement after the last line in your example above, e.g.: print ('Courses 2:', courses) It will now print: Courses 2: bioenergy industryWebOct 22, 2024 · Teams. Q&A for work. Connect and share knowledge within a single location that is structured and easy to search. Learn more about Teams bioenergy infrastructure fundWebMay 3, 2024 · If commit=True (default) and an exception is thrown inside the with block, cm_cursor calls the conn.rollback() method instead of conn.commit() In Python 2.7 and … dahmen personalservice gmbh gernsheimWebNov 19, 2015 · According to the documentation in Pandas website we need to provide at least 2 arguments, one would be the sql that would be executed and other would be the connection object of the database. But when i do that, it gives me error that the connection object does not have a cursor () method in it. bioenergy infrastructure holdingsWebJan 27, 2024 · Seems like you are confusing two different libraries. import MySQLdb and from flask_mysqldb import MySQL are two different libraries. Since you are using flask adding this line app.config ['MYSQL_CURSORCLASS'] = 'DictCursor' and then calling the cursor cursor=db.connection.cursor () should solve your problem. Taken from the … dahmen personalservice gmbh emaildahmen personalservice gmbh bochumWebJul 5, 2024 · 21. You can't call fetchall () on the result of a cursor.execute (), in fact, according to MySQLdb documentation, cursor.execute () return the number of affected rows by the query executed. To retrieve data you have to access to cursor results directly: cur = mydb.cursor () cur.execute ('SELECT * FROM jul') results = cur.fetchall () Share. Follow. bioenergy infrastructure services ltd