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21 lis 2017 · select regexp_replace(filename,'\.[a-zA-Z]+$') filename_wo_extension from files; If you want to remove only certain extensions, use: regexp_replace(filename,'\.(docx|pdf|xml)$')
14 gru 2020 · In this article we cover how to import data from a PDF file into a SQL Server table with R. We will use an example of past lottery winning numbers to see how you could use R to load the data and possibly predict the next set of winning numbers.
16 kwi 2018 · The first step is converting the PDF into a format that is more easily processed with SQL and PL/SQL. To that end, Oracle Text includes functionality to parse a PDF BLOB into an XHTML CLOB. With a BLOB containing a PDF with contents that look like this:
2 cze 2021 · Using the new SQL scalar function GENERATE_PDF to create PDF in the IFS from spool files
PdfGen.sql. PdfGen extends and enhances (replaces) the as_pdf3.cursor2table functionality with respect to column headers and widths, plus the ability to capture a column "page break" value for the page_procs callbacks, and go to a new page when the break-column value changes.
1 cze 2021 · Fetch all names that start with any letter followed by 'atherine': SELECT name FROM names WHERE name LIKE '_atherine'; Fetch all names that end with 'a': SELECT name FROM names WHERE name LIKE '%a'; USEFUL FUNCTIONS. Get the count of characters in a string: SELECT LENGTH('LearnSQL.com');-- result: 12 Convert all letters to lowercase: SELECT ...
1 cze 2021 · SELECT INITCAP('edgar frank ted cODD'); -- result: Edgar Frank Ted Codd. Get just a part of a string: SELECT SUBSTRING('LearnSQL.com', 9); -- result: .com. SELECT SUBSTRING('LearnSQL.com', 0, 6); -- result: Learn. Replace part of a string: SELECT REPLACE('LearnSQL.com', 'SQL', 'Python');
