Example 5 – MIN with GROUP BY This example uses the GROUP BY clause with MIN. Because MIN is an aggregate function, you need to group all non-aggregated fields using theGROUP BYclause. SELECTTO_CHAR(enrolment_date,'MON')ASENROLMENT_MONTH,MIN(fees_paid)ASMIN_FEESFROMstudentGROUPBYTO_CHAR(...
In a typical example for MyFood.dll, in which all types are in the MyFood namespace, the EXTERNAL NAME value could be MyFood.[MyFood.MyClass].MyStaticMethod. By default, SQL Server can't execute CLR code. You can create, modify, and drop database objects that reference common language...
This example shows you can return another column if the first parameter is NULL, and not just a specific value. I’ve returned the last_name if the country is null, which might not make sense in the real world, but this is just an example. Example 5 – Multiple Columns SELECTfirst_nam...
Variables based on row data types can be used as a simple way to hold a row value that has the same format as a table. When used in this way, it is helpful to initialize the row variable upon its first use. The following is an example of a DB2® CLP script that contains SQL st...
SQL ISNULL Function: How Does It Work? In SQL, use the following syntax for the ISNULL function: ISNULL(expression, replacement); The syntax demonstrates that the ISNULL function accepts two arguments: an expression and a replacement. The ISNULL function will retrieve the specified replacement ...
SQLGetFunctionsreturns information about whether a driver supports a specific ODBC function. This function is implemented in the Driver Manager; it can also be implemented in drivers. If a driver implementsSQLGetFunctions, the Driver Manager calls the function in the driver. Otherwise, it executes th...
For example, if the source currency has 0 valid digits according to PRECISIONS_TABLE, each value needs to be multiplied by 100 because in SAP ERP systems, values are stored using two digits. This has to be done to convert ERP values to their correct numerical representation. ...
For example, suppose a result set has 100 rows and the rowset size is 5. The following table shows the rowset and return code returned by SQLFetch for different starting positions. Expand table Current rowsetReturn codeNew rowset# of rows fetched Before start SQL_SUCCESS 1 to 5 5 1 ...
[Output] Pointer to a buffer in which to return the SQL data type of the parameter. This value is read from the SQL_DESC_CONCISE_TYPE record field of the IPD. This will be one of the values in theSQL Data Typessection of Appendix D: Data Types, or a driver-specific SQL data type...
Before MySQL 5.0.10, stored functions created withCREATE FUNCTIONmust not contain references to tables, with limited exceptions. They may include someSETstatements that contain table references, for exampleSET a:= (SELECT MAX(id) FROM t), andSELECTstatements that fetch values directly into variables...