Exact Help: Writing dynamic sql queries in sql server.
In some applications, having hard coded SQL statements is not appealing because of the dynamic nature of the queries being issued against the database server. Because of this sometimes there is a need to dynamically create a SQL statement on the fly and then run that command.
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So far our examples were doing DDL, but you can also use EXECUTE IMMEDIATE for any other dynamic statement with the exception of queries. One common scenario for dynamic statements is to force compilation at execution time of the SQL PL because some dependent object does not yet exist when the SQL PL is compiled.
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Please Sign up or sign in to vote. I want a dynamic insert query for insert data in table, I have 5 tables which have same column want a single query to insert data into tables. Msg 402, Level 16, State 1, Procedure insertdata, Line 15 The data types nvarchar and bit are incompatible in the add operator. check your insert spelling.
Additional resources: Built-In Performance Reports in SQL Server 2005; SQL Server Profiler. To capture blocking related data on a continuous basis, one option is to run SQL Server Profiler and save the data to a table or file for analysis purposes.
Every DBA squirrels away favourite queries for monitoring SQL Server. Nowadays many of these are too complex to keep in your head. Dennes describes how he uses T-SQL queries for solving problems, whether it involves fixing the problems of missing indexes, preventing unrestrained autogrowth, avoiding index fragmentation, checking whether jobs have failed or avoiding memory stress conditions.
This Oracle tutorial explains how to use Oracle subqueries with syntax and examples. In Oracle, a subquery is a query within a query. You can create subqueries within your SQL statements. These subqueries can reside in the WHERE clause, the FROM clause, or the SELECT clause. Most often, the subquery will be found in the WHERE clause.
As I mentioned above, I will now discuss, briefly, how to modify the base SQL query used by the FROM Clause data block. If you want to limit the results to a specific department or a manager, you would normally add this to the WHERE clause of the data block. However, since your block is based on a FROM Clause query, you can’t use this property to limit the results.
