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In SQL procedures, a cursor makes it possible to define a result set (a set of data rows) and perform complex logic on a row by row basis. By using the same mechanics, a SQL procedure can also define a result set and return it directly to the caller of the SQL procedure or to a client application.
cursor = connection. cursor cursor. execute ("UPDATE ph SET nm='aaron' WHERE nm='arw'") cursor. execute ("SELECT * FROM ph") for x in cursor. fetchall (): print x # prints ('aaron', '3367') If the user does not want to commit updates then the do not execute a commit on the connection object (which writes out the tables).
Major DBMSs, including SQLite, [5] MySQL, [6] Oracle, [7] IBM Db2, [8] Microsoft SQL Server [9] and PostgreSQL [10] support prepared statements. Prepared statements are normally executed through a non-SQL binary protocol for efficiency and protection from SQL injection, but with some DBMSs such as MySQL prepared statements are also available using a SQL syntax for debugging purposes.
Unlike in Selenium 1, where the Selenium server was necessary to run tests, Selenium WebDriver does not need a special server to execute tests. Instead, the WebDriver directly starts a browser instance and controls it. However, Selenium Grid can be used with WebDriver to execute tests on remote systems (see below).
$49.99 at amazon.com “Kettlebell swings are a hip dominant movement that target the posterior chain-glutes, hamstrings, upper, and mid-back,” Beebe says.
“I want you to write down the name of every single person you’ve had unprotected sex with.” The nurse held out a pen. She was stern and no-nonsense.
SQLite (/ ˌ ɛ s ˌ k juː ˌ ɛ l ˈ aɪ t /, [4] [5] / ˈ s iː k w ə ˌ l aɪ t / [6]) is a database engine written in the C programming language.It is not a standalone app; rather, it is a library that software developers embed in their apps.
Two adults are behind bars in Washington, D.C., after a 5-year-old girl was shot by her younger brother, who accessed an unsecured firearm.