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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; -- result: 42.
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;
Basic data selection. Formatting and manipulating the data. Aggregate functions. Group By. Where aggregate functions are used in conjunction with other fields, GROUP BY is used to group the data so that the aggregate still makes sense.
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; -- result: 42.
2 wrz 2024 · SQL Cheat Sheet PDF. Create a Database in SQL. Explore this section to get hands on all the cheat sheet that help you in order to create a database in SQL. 1. CREATE DATABASE: Create a New Database. CREATE DATABASE company; This command creates a new database named "company." 2. USE: Select a Specific Database to Work With. USE company;
28 lip 2017 · Let's start with a header of procedure or function we are documenting. Standard Header. There is not really something like a standard header, there are a few templates but they really boil down to basically the same. Let's have a look at SQL Server Management Studio standard header:
12 wrz 2022 · Learn how to build conditional logic when writing SQL code using IF, BEGIN, END, ELSE, and ELSEIF logic.
