SQL - Handling Duplicates SQL - Using Sequences SQL - Auto Increment SQL - Date & Time SQL - Cursors SQL - Common Table Expression SQL - Group By vs Order By SQL - IN vs EXISTS SQL - Database Tuning SQL Function Reference SQL - Date Functions SQL - String Functions SQL - Aggregate ...
Value range: a string If STATEMENT_ID is not set when the EXPLAIN PLAN statement is executed, STATEMENT_ID is left empty by default. In addition, the value of STATEMENT_ID cannot exceed 30 bytes. Otherwise, an error will be reported. statement Specifies the SQL statement to explain. Example...
{ "delete": true, "table_name": "a", "access_type": "ALL", "rows_examined_per_scan": 2, "filtered": "100.00", "attached_condition": "(`db`.`a`.`name1` like '%e%')" } } } 1 row in set (0.00 sec) You can work with this value using MySQL JSON functions as you ...
Add a html content to word document in C# (row.Cells[1].Range.Text) Add a trailing back slash if one doesn't exist. Add a user to local admin group from c# Add and listen to event from static class add characters to String add column value to specific row in datatable Add commen...
Explain Plan executes your query and records the plan that the database devises to execute it. By examining this plan, you can find out if the database is picking the right indexes and joining your tables in the most efficient manner. The explain plan feature works much the same as executi...
Explain why we need three segments for connection termination in TCP? Q1. Explain what each of the following two program segments computes: 1. int x = 2; int y = x + x; 2. String s = "2"; String t = s + s; --- Explain ICMP. What is broadcasting and how is it used in Sc...
In object-oriented approach, one can abstract both data and functions. However, generally, the classes in OOP are defined in such a way that the data is hidden from the outside world and the functions form the public interface. That is, the functions of the class can be directly accessed...
Write a C++ program to Overloaded ++operator in both prefix and postfix. Next → ← Prev About Dinesh Thakur Dinesh Thakur holds an B.C.A, MCDBA, MCSD certifications. Dinesh authors the hugely popularComputer Notesblog. Where he writes how-to guides around Computer fundame...
In C, a string is usually stored in a block of memory that is allocated to have a known size. The maximum size of string that can be stored in such a buffer is one character less than the buffer's size, since the last character is used for the null terminator. Language functions ...
First-Class Functions: JS supports passing functions as arguments to other functions, returning them as the values from other functions, and assigning them to variables or storing them in data structures Dynamically Typed: The "type" of all variables is only interpreted at run-time unlike staticall...