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If a particular subprogram is inlined, performance almost always improves.
However, because the compiler inlines subprograms early in the optimization process, it is possible for subprogram inlining to preclude later, more powerful optimizations.
This enables you to create more general-purpose procedures. DEFINE_ARRAY(c, 4, d_tab2, 5, indx); d := DBMS_SQL.
For example, dynamic SQL lets you create a procedure that operates on a table whose name is not known until runtime.
You might even want to compare two date/time values to determine the time interval between them, such as the number of days or years.
Transact-SQL (T-SQL) supports two important date/time functions -- DATEADD and DATEDIFF -- to enable you to easily perform these sorts of calculations.
Dynamic SQL statements are not embedded in your source program; rather, they are stored in character strings that are input to, or built by, the program at runtime. COLUMN_VALUE(curid, i, numvar); ELSIF (desctab(i).col_type = 12) THEN DBMS_SQL. ALTER table operations may have very far reaching effect on your system.So as part of best practices always take time to examine the object dependencies and also consider the data which may be affected by ALTER table operations. Older versions of SQL Server may handle things a little differently.Now, let's take a look at how these functions work.
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In some circumstances, you might want to add an interval of time to a DATETIME or SMALLDATETIME value -- or subtract an interval of time.As a result, there are some differences between the Oracle Call Interface and the In Oracle Database 11g, Release 1 (11.1), Oracle introduces a number of enhancements to DBMS_SQL to improve the security of the package. CLOSE_CURSOR(c); EXCEPTION WHEN OTHERS THEN IF DBMS_SQL. A current index into each array is maintained automatically.
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