WebYou can check the types in a single column by using: df ['ABC'].map (type) And so you can check all the columns in a dataframe at once with something like: df.applymap (type).nunique () Which shows the number of types that each column contains. Any column > 1 will probably cause this error. WebOct 24, 2013 · cursor.executemany (query, rows) TypeError: expecting string, unicode or buffer object The query executes perfectly fine when performing an cursor.execute (query, row) (doing a single insert on the last row of data read), so I presume there is something wrong with the way the list of parameters are formatted, not the query string.
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WebNov 20, 2024 · Python cx_oracle error: expecting string or bytes object Roel Van de Paar 117K subscribers Subscribe 0 Share 63 views 4 months ago Python cx_oracle error: … WebDec 11, 2024 · I have looked at various answers and none of the syntax is working for me. I am using the following code in Python 3.5: from sqlalchemy import text import pandas as pd import cx_Oracle conn = cx_Oracle.connect (os.getlogin ()) --this part works fine sql = text ('select var1 as "nameM" ' \ 'from Table1 where ' \ 'col1 = :le ' \ 'and col2 = :t ... focus education knowledge organisers
python - TyperError: expecting string or bytes object
WebJan 19, 2024 · rs = engine.execute ("DROP TABLE {0}".format (table)) df.to_sql (table,engine,schema=schema,if_exists='replace',index=False,chunksize=1,dtype=otypes) I do not see how I could provide you with something that could be used to debug... I could provide the full Dataframe data as well as the dtypes if this could help. let me know what … WebThe function is expected to return a variable object (generally by a call to Cursor.var () ) or the value None. The value None indicates that the default type should be used. Examples of output handlers are shown in Fetched Number Precision , Fetching LOBs as Strings and Bytes and Fetching Raw Data. Also see samples such as samples/type_handlers.py WebOct 15, 2014 · Re: [cx-oracle-users] "expecting string, unicode or buffer object" on executemany. Hello Riccardo, For the 26 nd column " Competenzascarti " different data … focus education maths