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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 · Standard SQL Functions Cheat Sheet. TEXT FUNCTIONS. CONCATENATION. Use the || operator to concatenate two strings: SELECT 'Hi ' || 'there!'; -- result: Hi there! Remember that you can concatenate only character strings using. ||. Use this trick for numbers: SELECT '' || 4 || 2;
1 cze 2021 · Standard SQL Functions Cheat Sheet. TEXT FUNCTIONS. CONCATENATION. Use the || operator to concatenate two strings: SELECT 'Hi ' || 'there!'; -- result: Hi there! Remember that you can concatenate only character strings using. ||. Use this trick for numbers: SELECT '' || 4 || 2;
SQLFormat is a free online formatter for SQL statements. Enter your SQL statement in the textarea below and click "Format" (or simply: [Ctrl+Enter]). In addition to this web interface SQLFormat provides an API. Or you can download the Python module that powers this service to use it in your own applications. See source code for details.
Write readable sql queries with our online SQL formatter tool. Format any SQL Query. Write or paste your SQL query into our editor and click on the format button. SQL Syntax highlighting. Our Editor higlights keywords in your SQL syntax for easy readability. Download or Copy Output.
Formatters. SQL Formatter. Formats any SQL query with your desired indentation level, even if your SQL statement is invalid. You can modify the case of the SQL keywords and identifiers to upper case, lower case or keep them as-is.
CHEAT SHEET. created by Tomi Mester. I originally created this cheat sheet for my SQL course and workshop participants.* But I have decided to open-source it and make it available for everyone who wants to learn SQL. It's designed to give you a meaningful structure but also to let you add your own notes (that's why the empty boxes are there).
