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1 lip 2016 · SELECT * FROM Members WHERE Phone= @Phone; SELECT * FROM Members WHERE Phone= dbo.FormatPhone(@Phone); SELECT * FROM Members WHERE dbo.FormatPhone(Phone)=@Phone; First query is guaranteed optimal, will seek the phone on the index. Second query depends on the characteristics of the dbo.FormatPhone.
9 mar 2012 · Using this sql statement: SELECT FieldB, FieldC. FROM TableA. WHERE FieldA LIKE Concat(@paramA, '%', @paramB) I cannot achieve my desired result. When I try to search with paramA value of 12 and paramB value of '', I get the 2 results: FieldA FieldB FieldC. ======================================.
11 lip 2024 · Query On with SQL WHERE Practice! In SQL, the WHERE clause filters data based on defined conditions. Read on to follow 20 WHERE practice exercises with beginner-friendly explanations and solutions. This article will review some of our SQL WHERE exercises.
To filter data by multiple conditions in a WHERE clause, use the AND operator to connect the conditions. Here’s what this looks like for two conditions: WHERE condition1 AND condition2. In our example, condition1 is dept = 'Finance' and condition2 is salary > 4000.
WHERE Syntax. SELECT column1, column2, ... FROM table_name. WHERE condition; Note: The WHERE clause is not only used in. SELECT statements, it is also used in UPDATE, DELETE, etc.!
The WHERE clause allows you to specify a search condition for the rows returned by a query. The following shows the syntax of the WHERE clause: SELECT . select_list. FROM . table_name. WHERE . search_condition; Code language: SQL (Structured Query Language) (sql)
10 maj 2022 · The WHERE Clause in SQL. Operators to Use with SQL WHERE. Numerical values. Text values. Comparisons with NULL values. IN operator – Checking against a list of values. Combining Filtering Conditions in WHERE. Time to Use the SQL WHERE Clause! Learn how to use the SQL WHERE clause to filter rows.
