special-characters

问题 I'm having issues dealing with the single quote while using it in a prepared statement in JAVA via Oracle JDBC. Let's say we have a table Restaurant with a column restaurant_name with 1 value : Jack's Deli I want to use a simple prepared statement query like this: String result = "Jack\'\'s Deli" String sqlStatement = "select * from Restaurant where restauraunt_name like ? escape '\\' "; PreparedStatement pStmt = conn.prepareStatement(sqlStatement); pstmt.setString(1, result); The result

问题 As I found (in SQL Server books): \ (Backslash) (Transact-SQL) Breaks a long string constant into two or more lines for readability. and SELECT Clause (Transact-SQL) ... $IDENTITY | $ROWGUID And $PARTITION (Transact-SQL) Returns the partition number into which a set of partitioning column values would be mapped for any specified partition function. of usage of \ and $ in T-SQL specially SQL Server. Now, I have a query like this: SELECT \ a, $ b, \11 c, $12 d; That have a valid result like

问题 As I found (in SQL Server books): \ (Backslash) (Transact-SQL) Breaks a long string constant into two or more lines for readability. and SELECT Clause (Transact-SQL) ... $IDENTITY | $ROWGUID And $PARTITION (Transact-SQL) Returns the partition number into which a set of partitioning column values would be mapped for any specified partition function. of usage of \ and $ in T-SQL specially SQL Server. Now, I have a query like this: SELECT \ a, $ b, \11 c, $12 d; That have a valid result like

问题 As I found (in SQL Server books): \ (Backslash) (Transact-SQL) Breaks a long string constant into two or more lines for readability. and SELECT Clause (Transact-SQL) ... $IDENTITY | $ROWGUID And $PARTITION (Transact-SQL) Returns the partition number into which a set of partitioning column values would be mapped for any specified partition function. of usage of \ and $ in T-SQL specially SQL Server. Now, I have a query like this: SELECT \ a, $ b, \11 c, $12 d; That have a valid result like

问题 As I found (in SQL Server books): \ (Backslash) (Transact-SQL) Breaks a long string constant into two or more lines for readability. and SELECT Clause (Transact-SQL) ... $IDENTITY | $ROWGUID And $PARTITION (Transact-SQL) Returns the partition number into which a set of partitioning column values would be mapped for any specified partition function. of usage of \ and $ in T-SQL specially SQL Server. Now, I have a query like this: SELECT \ a, $ b, \11 c, $12 d; That have a valid result like

问题 I have a csv file with 18 fields. I have written a batch file to manipulate the data. Everything works except removing the comma from the "DEVILS DUE /1FIRST COMICS, LLC" publisher. That field does not parse correctly. I have tried looking at other batch files for examples, but I am not familiar with the snytax. @echo off & Setlocal EnableDelayedExpansion ( FOR /f "tokens=1-18 delims=," %%A in ('More +4 datatest.csv') do ( rem H is the department code rem S is the sales tax code rem Q is the

问题 I am dealing with below XML where I need to remove a special character in firstname. é in (Andrés) not sure what is this character is actually called. If I process firstname as is it's failing in the Vendor system <?xml version="1.0" encoding="UTF-8"?> <reportentry> <reportdata> <id>12345</id> <firstname>Andrés</firstname> <lastname>Williams</lastname> </reportdata> </reportentry> I simply tried replace function which is working, below is the code. Not sure is there any better way to deal

问题 I am creating a json body for a REST payload body like so: >>> j = json.loads('["foo", {"bar": ["to_be_replaced", 1.1, 1.0, 2]}]') >>> text = "aaaa" + "\\" + "bbbbb" + "\\" + "cccc" >>> j[1]["bar"][0] = text >>> j ['foo', {'bar': ['aaaa\\bbbbb\\cccc', 1.1, 1.0, 2]}] Annoyingly, the format expected on the other side is like so "aaaa\bbbb\cccc". A terrible idea, I know. I have tried everything and am starting to believe it's simply impossible to store text in this format in a json object. Is

问题 I am in a scenario where my columns name is Município with accent on the letter í . My selectExpr command is failing because of it. Is there a way to fix it? Basically I have something like the following expression: .selectExpr("...CAST (Município as string) as Município...") What I really want is to be able to leave the column with the same name that it came, so in the future, I won't have this kind of problem on different tables/files. How can I make spark dataframe accept accents or other

问题 This may sound like a duplicate, but existing solutions does not work. I need to remove all non-alphanumerics from a varchar field. I'm using the following but it doesn't work in all cases (it works with diamond questionmark characters): select TRANSLATE(FIELDNAME, '?', TRANSLATE(FIELDNAME , '', 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789')) from TABLENAME What it's doing is the inner translate parse all non-alphanumeric characters, then the outer translate replace them