how to get a column index value in SQL How to get a row count from EXCEPT compare tables query? how to get a user's permission using T-SQL how to get all date older than 180 days from getdate() How to get all field names in a table using sql query? How to get all the manage...
Given a table, how to efficiently convert rows to columns?So that, the records in a given row become column names and the values of the respective columns are taken from another column from the original table?Inputemployee_idskill_nameskill_level 1 Java 4 1 SQL 3 1 Python 5 2 Java 3 ...
How to get column count in a ResultSet in JDBC - You can get the column count in a table using the getColumnCount() method of the ResultSetMetaData interface. On invoking, this method returns an integer representing the number of columns in the table in
Before going through the workaround to update the values in identity column, you have to understand that: You cannot update the value of the identity column in SQL Server using UPDATE statement. You can delete the existing column and re-insert it with a new identity value. The only way to...
This code is executed foreachrow and stores the value ofcountrycolumn to@current_countryvariable. @country_rank := IF(@current_country = country, @country_rank + 1, 1) In this code, if@current_countryis the same we increment rank, otherwise set it to 1. For the first row@current_coun...
I have a number of tables in the database and i have a column value as "abc" coming from one of the tables in the database,Now i need to find the table name from where this column value is coming? you can check the below process, this process is bit lenghty but this will give ...
My expected output like this intime OTIN OTOUT outtime 21-03-2017 09:01:22 21-03-2017 18:01:22 21-03-2017 18:01:22 21-03-2017 20:00:00if outtime is greater then 08pm (20:00) means OTIN time assigned as 06 pm(10:00)...
A Brief on the SELECT Query in SQL The Select query in SQL is one of the most important commands in SQL, and it is used to get data from a table. Syntax SELECT column1, column2, columnN FROM tablename; where SELECT and FROM are the keywords; column1 to columnN are a set of co...
There may be times when you want to retrieve every column from a table. Rather than writing out the name of every column in your query, you can instead enter an asterisk (*). In SQL, this is shorthand for “every column.” The following query will return every column from thevolunteers...
1. Determine what version of SQL Server you have and double-click the link below to download the zip file of SQL templates. In the zip file, click on the TRACETMPL folder and double-click on the .tdf file for your version and SQL Profiler will aut...