The key to using simple CASE statements effectively is understanding how to compare an expression to fixed values.The expression in a simple CASE statement can be a column name, a function, or any valid SQL expression. The values in the WHEN clauses are the fixed values against which we wan...
First you can find the syntax/usage of CASE expression fromExpressions - SAP HANA SQL and System Views Reference - SAP LibraryDon't know what d means in your query, e.g., d.kunnr, d.lifnr and d.parnr, since you have only a and b in your FROM clause. Best regards, Wenjun...
Sql - CASE WHEN statement for ORDER BY clause, CASE is an expression - it returns a single scalar value (per row). It can't return a complex part of the parse tree of something else, like an ORDER BY clause of a SELECT statement. ORDER BY CASE WHEN TblList.PinRequestCount <> 0 T...
And that is how SQL Case statement is used in an Order by clause: Here’s another example with the SQL Where Case. This might not be a good SQL Where Case statement because the query below does not make any sense, right? 1 2 3 SELECT * FROM Production.Product p WHERE 1 = ...
Example 7.2 Connector/J: Using java.sql.Statement to execute a SELECT query import java.sql.Connection; import java.sql.DriverManager; import java.sql.SQLException; import java.sql.Statement; import java.sql.ResultSet; // assume that conn is an already created JDBC connection (see previous ...
Syntax: DROPTABLE[TABLENAME][PURGE] The below statement will drop the table and place it into the recyclebin. DROPTABLEemp_new; The below statement will drop the table and flush it out from the recyclebin also. DROPTABLEemp_newPURGE; ...
Automatically UpperCase ALL MS SQL Server Keywords AutoNumber in T-SQL Select Statement AVG ->Operand data type varchar is invalid for avg operator avoid insertion of duplicate entries in a BULK INSERT statement Bad performance of EXCEPT operator Basic - select with fixed values - invert columns...
SQL Server supports the standard SQL to update the data in the table. Use the UPDATE TABLE statement to update records in the table in SQL Server. Syntax: UPDATE table_name SET column_name1 = new_value, column_name2 = new_value, ... [WHERE Condition]; ...
, IN v_str varchar(30) ) BEGIN CASE n_str WHEN n_str = 'profileStatus' THEN UPDATE tbl_contact SET status = 'A' WHERE id = id; -- The above statement updates the entire table instead of the right row WHEN n_str = 'phoneNumberMobile' THEN ...
, IN v_str varchar(30) ) BEGIN CASE n_str WHEN n_str = 'profileStatus' THEN UPDATE tbl_contact SET status = 'A' WHERE id = id; -- The above statement updates the entire table instead of the right row WHEN n_str = 'phoneNumberMobile' THEN ...