The Java Developers Almanac 1.4


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Home > List of Packages > java.sql  [73 examples] > Database Meta Data  [8 examples]

e287. Listing the System Functions Supported by a Database

This example gets a list of system functions that a database supports.
    try {
        DatabaseMetaData dbmd = connection.getMetaData();
    
        // Get the list of system functions
        String[] systemFunctions = dbmd.getSystemFunctions().split(",\\s*");
    } catch (SQLException e) {
    }
Examples in an Oracle database include:
    DUMP, GREATEST, GREATEST_LB, LEAST, LEAST_UB, NVL, UID, USER, USERENV, VSIZE
Examples in a MySQL database include:
    DUMP, GREATEST, GREATEST_LB, LEAST, LEAST_UB, NVL, UID, USER, USERENV, VSIZE

 Related Examples
e284. Listing All Non-SQL92 Keywords Used by a Database
e285. Listing the String Functions Supported by a Database
e286. Listing the Numeric Functions Supported by a Database
e288. Listing the Time and Date Functions Supported by a Database
e289. Getting the Maximum Table Name Length in a Database
e290. Listing Available SQL Types Used by a Database
e291. Getting the Name of a JDBC Type

See also: Batching    Connections    Deleting Data    Drivers    Importing and Exporting    Inserting and Updating Data    Oracle OBJECTs    Oracle VARRAYs    Procedures and Functions    Retrieving Data    Scrollable Result Sets    Tables    Updatable Result Sets   


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