General MySQL Oracle SQL Server

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SQL Server Connection Tutorials
Where to find SQL Server Connection tutorials? I am having trouble to connect to my SQL Server. Here is a collection of tutorials, tips and FAQs on how to connect your client tools and client application programs to SQL server. SQL Server Connection Concepts SQL Server Connection Protocols SQL Serve... 2023-12-30, 2986🔥, 0💬

Syntaxes of Creating Table-Valued Functions in SQL Server
How Many Ways to Create Table-Valued Functions in SQL Server Transact-SQL? SQL Server supports two syntaxes of creating table-valued functions: 1. Inline Table-valued Functions - A table-valued function created with a single SELECT statement: CREATE FUNCTION function_name( @parameter_1 data_type, @p... 2016-12-18, 2986🔥, 0💬

mssql_connect() - Connecting to Different Port Numbers
How To Connect with Different Port Numbers? You know that SQL Server could be configured to accept connections with different TCP/IP port numbers. See other tutorial collections on how to view and configure SQL Server TCP/IP protocol. If you installed SQL Server 2005 Express Edition with default set... 2024-04-14, 2982🔥, 0💬

Using Multiple Columns in the GROUP BY Clause in SQL Server
Can Multiple Columns Be Used in GROUP BY in SQL Server? If you want to break your output into smaller groups, you can specify multiple column names or expressions in the GROUP BY clause. Output in each group must satisfy a specific combination of the expressions listed in the GROUP BY clause. The mo... 2016-10-25, 2977🔥, 0💬

Creating a New Table in a Given Schema in SQL Server
How To Create a New Table in a Given Schema in SQL Server? When you create a new table, you can specify in which schema you want this table to be located by prefixing the table name with the schema name. In the tutorial example below, a new table "test" is created in schema "fyi": USE FyiCenterData;... 2016-10-22, 2976🔥, 0💬

Testing Local Temporary Stored Procedures in SQL Server
Can Another User Execute Your Local Temporary Stored Procedures in SQL Server Transact-SQL? Can another user execute your local temporary stored procedures? The answer is no. To test this out, continue with the exercise from the previous tutorial. Keep that user session running and open a new client... 2016-12-28, 2975🔥, 0💬

Requirements to Use ODBC Connections in PHP
What Are the Requirements to Use ODBC Connections in PHP Scripts? If you are planning to use ODBC connections to access SQL Server databases in PHP scripts, you need to check the following requirements: The PHP engine must support ODBC functions. If you install PHP 5.2.2 from The PHP Group, the ODBC... 2024-03-17, 2973🔥, 0💬

OUTPUT - Receiving Output Values from Stored Procedures in SQL Server
How To Receive Output Values from Stored Procedures in SQL Server Transact-SQL? If an output parameter is defined in a stored procedure, the execution statement must provide a variable to receive the output value in the format: "@variable_name OUTPUT" or "@parameter_name = @variable_name OUTPUT". Th... 2016-12-28, 2973🔥, 0💬

"DROP FUNCTION" - Dropping an Existing User Defined Function in SQL Server
How To Drop an Existing User Defined Function in SQL Server Transact-SQL? If you have an existing user defined function that you don't want to use it anymore, you should delete it from the SQL Server by using the "DROP FUNCTION" statement as shown in the tutorial example below: USE FyiCenterData; GO... 2016-12-24, 2972🔥, 0💬

"FETCH" - Transferring Data from Cursors to Variables in SQL Server
How To Transfer Data from a Cursor to Variables with a "FETCH" Statement in SQL Server Transact-SQL? By default, a FETCH statement will display the fetched row on the client program window. If you want to transfer the output data to variables, you can specify an INTO clause with a list of variables ... 2016-10-17, 2971🔥, 0💬

Requirements for Connecting PHP to MS SQL Server
What Do You Need to Connect PHP to SQL Server? If you want to access MS SQL Server in your PHP script, you need to make sure that: 1. MSSQL API module (extension) is installed and turned on in your PHP engine. If you installed the Windows binary version of PHP 5.2.3, MSSQL API module is included but... 2024-04-29, 2966🔥, 0💬

Counting Groups Returned with the GROUP BY Clause in SQL Server
How To Count Groups Returned with the GROUP BY Clause in SQL Server? If you use the COUNT(*) function on groups returned with the GROUP BY clause, it will count the number of rows within each group, not the number of groups. If you want to count the number of groups, you can put the GROUP BY query i... 2016-10-29, 2965🔥, 0💬

"RETURNS TABLE" - Creating Inline Table-Value Functions in SQL Server
How To Create an Inline Table-Valued Function in SQL Server Transact-SQL? To create an inline table-valued function, you need to use the "RETURNS TABLE" clause in the "CREATE FUNCTION" statement. There should be no function body, except for a RETURN statement with a SELECT subquery: An inline table-... 2016-12-18, 2963🔥, 0💬

Sorting Query Output in Descending Order in SQL Server
How To Sort Query Output in Descending Order in SQL Server? If you want to sort a column in descending order, you can specify the DESC keyword in the ORDER BY clause. The following SELECT statement first sorts the "tag" in descending order, then sorts the "counts" in ascending order: SELECT tag, cou... 2016-10-26, 2963🔥, 0💬

Security Principals Used in SQL Server 2005 in SQL Server
What Are Security Principals Used in SQL Server 2005 in SQL Server? SQL Server 2005 supports several basic security principals located at different levels: Windows-Level Principals: Windows Local Login and Windows Network Domain Login - Used to control accesses to SQL Server instances. SQL Server-Le... 2016-10-20, 2954🔥, 0💬

Deleting Data from a View in SQL Server
Can You Delete Data from a View in SQL Server? Can you delete data in a view? The answer is no. But if the question is "Can you delete data from the underlying table through view?" The answer is then yes. SQL Server will allow you to delete data from the underlying table through a view. The tutorial... 2016-11-03, 2953🔥, 0💬

PHP ODBC - Deleting Existing Rows in a Table
PHP ODBC - How To Delete Existing Rows in a Table? If you want to remove a row from a table, you can use the DELETE statement with a WHERE clause to identify the row. The following sample script deletes one row: &lt;?php $con = odbc_connect('FYI_SQL_SERVER', 'sa','FYIcenter');$sql = "DELETE FROM... 2024-05-05, 2948🔥, 0💬

IN - Testing Value in a Value List in SQL Server
What To Test Value Lists with the IN Operator in SQL Server Transact-SQL? Sometimes you want to test a given value against a list of values. You can do this in a loop with the regular "equal" operator. But you can also use the special comparison operator IN to get it done with the following syntaxes... 2017-01-21, 2946🔥, 0💬

Providing Column Names in INSERT Statements in SQL Server
How to provide column names in INSERT Statements in SQL Server? If you don't want to specify values for columns that have default values, or you want to specify values to columns in an order different than how they are defined, you can provide a column list in the INSERT statement. If a column is om... 2016-11-02, 2945🔥, 0💬

UNION - Merging Outputs from Two Queries Together in SQL Server
How To Use UNION to Merge Outputs from Two Queries Together in SQL Server? If you have two queries that returns the same row fields, you can merge their outputs together with the UNION operator. The following tutorial exercise shows you how to use the UNION operator: SELECT * FROM fyi_links WHERE ta... 2016-10-26, 2939🔥, 0💬

"OPEN" - Executing the Query of a Cursor in SQL Server
How To Execute the Cursor Queries with "OPEN" Statements in SQL Server Transact-SQL? Once a cursor is declared, you need to execute the query attached to the cursor so that the result set returned from the query can be accessed through the cursor. To execute the cursor query, you should use the OPEN... 2016-10-17, 2939🔥, 0💬

"DROP TABLE" - Deleting Existing Tables in SQL Server
How To Drop an Existing Table with "DROP TABLE" Statements in SQL Server? If you want to delete an existing table and its data rows, you can use the "DROP TABLE" statement as shown in the tutorial script below: SELECT * FROM tipBackup GO id subject description create_date 1 Learn SQL Visit dev.fyice... 2016-11-15, 2938🔥, 0💬

Group Functions in Query Statements in SQL Server
What Are Group Functions in Query Statements in SQL Server? Group functions are functions applied to a group of rows. Examples of group functions are: COUNT(*) - Returns the number of rows in the group. MIN(exp) - Returns the minimum value of the expression evaluated on each row of the group. MAX(ex... 2016-10-25, 2936🔥, 0💬

NULL Values Involved in Bitwise Operations in SQL Server
What Happens If NULL Values Are Involved in Bitwise Operations in SQL Server Transact-SQL? If NULL values are involved in bitwise operations, the result will be binary NULL values. The following tutorial script shows you some good examples: SELECT 1 | NULL; GO ----------- NULL SELECT 707 &amp; N... 2017-02-03, 2935🔥, 0💬

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General MySQL Oracle SQL Server