SQL Server String, Cursor, Security and Rowset Functions . Also discover some extra features, which are not mentioned in the SQL Server online documentation. Avira Antivir Control Center Exercises. Like this article? We recommend . We also introduce you to a. SQL Server online. String functions let you extract various portions of character strings. All built- in string functions are deterministic.

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First of all you should be absolutely sure you need to iterate through each row - set based operations will perform faster in every case I can think of and will.

In this tutorial, you will learn how to use MySQL cursor in stored procedures to iterate through a result set. Defining Cursor Variables - REF CURSOR - RETURN clause, SYS

The UpdateCursor function creates a cursor that lets you update or delete rows on the specified feature class, shapefile, or table. The cursor places a lock. A recent article on 4GuysFromRolla.com had an ASP script to generate the Transact-SQL code for a cursor. I've always thought that cursors where slower than set-based. 6 Using Static SQL. Static SQL is SQL that belongs to the PL/SQL language. This chapter describes static SQL and explains how to use it in PL/SQL programs. Tuning with equivalent SQLs - a little challenge; Row Limiting Clause for Top-N Queries in Oracle Database 12c Release 1 (12.1) Compression test, 12cR2.