Topic: SQL Where Clause
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Answers to Common Questions
How to Use the Group By Clause in a SQL statement
Open Access. Load in the Northwind database Click the queries button on the left. Click the "New" button at the top. When the "New Query" window appears, click the "Ok" button. When the "Show table" window appears, click the "close" button.... Read More »
Source: http://www.ehow.com/how_4513348_use-group-clause-sql-statement.ht...
What is the difference between the where and having sql clauses?
The short answer is that the WHERE clause is used for comparing values in the base table, whereas the HAVING clause can be used for filtering the results of aggregate functions in the result set of the query. SELECT * FROM tablename WHERE I... Read More »
Source: http://wiki.answers.com/Q/What_is_the_difference_between_a_where_...
What SQL clause is used to restrict the rows returned by a query?
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Source: http://wiki.answers.com/Q/What_SQL_clause_is_used_to_restrict_the...
More Common Questions
Answers to Other Common Questions
A function in the where clause or the join conditions may slow down a query by rendering an important index useless. Consider this query: Select a.id, a.name, b.name from A inner join B on A.id=b.id where nvl(b.name,'') <> nvl(a.name,'') ...
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Source: http://www.experts-exchange.com/Q_26239375.htm
BETWEEN For example: SELECT columnName FROM tableName WHERE columnName BETWEEN '1' AND '20'
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Source: http://wiki.answers.com/Q/What_keyword_in_an_SQL_statement's_WHER...
The SELECT clause is used to retrieve rows and columns from tables. Ex: Select * from employee
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Source: http://wiki.answers.com/Q/An_SQL_statement_that_is_used_to_append...
Use the square brackets:for example a table named: "User Password" would be called [User Password]this also works when a table or a column has a keyword as a name Table ID is called using [ID]
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Source: http://wiki.answers.com/Q/How_to_have_MS-SQL-Server_Tables_contai...
Hi Callisto, If you have seperate object called pay8, pay9, pay10 for respective 8th, 9th, 10th months in your database and EmpID field being integer. Your query goes like this: sql="select * from pay" & month(now) & " where empid=" & sessi...
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Source: http://en.allexperts.com/q/Active-Server-Pages-1452/sql-error-2.h...
I would strongly urge you to redesign this table. Good database design calls for a field to contain the most discrete piece of data. Its a lot easier to concatenante later on then split them apart. Generally I use 5 fields for a person name...
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Source: http://en.allexperts.com/q/Using-MS-Access-1440/2009/2/selecting-...
Please delete this question.
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Source: http://www.experts-exchange.com/Microsoft/Development/MS-SQL-Serv...
