Wow, you guys, Anastasios, Bjørn and Mich, are stars! Thank you very much for your suggestions. I’m going to print them and study them closely.
> Le 2 avr. 2023 à 20:05, Anastasios Zouzias <zouz...@gmail.com> a écrit : > > Hi Philippe, > > I would like to draw your attention to this great library that saved my day > in the past when parsing phone numbers in Spark: > > https://github.com/google/libphonenumber > > If you combine it with Bjørn's suggestions you will have a good start on your > linkage task. > > Best regards, > Anastasios Zouzias > > > On Sat, Apr 1, 2023 at 8:31 PM Philippe de Rochambeau <phi...@free.fr > <mailto:phi...@free.fr>> wrote: >> Hello, >> I’m looking for an efficient way in Spark to search for a series of >> telephone numbers, contained in a CSV file, in a data set column. >> >> In pseudo code, >> >> for tel in [tel1, tel2, …. tel40,000] >> search for tel in dataset using .like(« %tel% ») >> end for >> >> I’m using the like function because the telephone numbers in the data set >> main contain prefixes, such as « + « ; e.g., « +3312224444 ». >> >> Any suggestions would be welcome. >> >> Many thanks. >> >> Philippe >> >> >> >> >> >> --------------------------------------------------------------------- >> To unsubscribe e-mail: user-unsubscr...@spark.apache.org >> <mailto:user-unsubscr...@spark.apache.org> >> > > > -- > -- Anastasios Zouzias > <mailto:a...@zurich.ibm.com>
