DBMS MCQ (Multiple Choice Questions) - javatpoint?

DBMS MCQ (Multiple Choice Questions) - javatpoint?

WebSQL's drop command is a DDL (Data Definition Language) command. DDL commands are used to create or alter the structure of the database objects such as a table, column, … dalla winery WebRENAME query. RENAME command is used to set a new name for any existing table. Following is the syntax, RENAME TABLE old_table_name to new_table_name. Here is … WebDROP is used to delete the whole table, including its structure. DROP is a DDL command that lost the data permanently, and it cannot be rolled back. TRUNCATE is used to delete the whole records, but it preserves the table's schema or structure. TRUNCATE is a DDL command, so it cannot be rolled back. Hence, option A is the correct answer. coco palms resort hawaii WebTo drop objects from database such as tables – DROP; To Comment – Comment; All of these commands either defines or update the database schema that’s why they come under Data Definition language. Data Manipulation Language (DML) DML is used for accessing and manipulating data in a database. The following operations on database … WebCorrect Answer: A system manager edits and saves a network device's configuration. Correct Answer: A customer fills out an online form to order a Bluetooth speaker. Correct Answer: A business manager edits and saves a PowerPoint presentation. Correct Answer: A student creates and saves a graphic image. dalle 2 closed beta WebMar 11, 2024 · The SELECT command constitutes the first line in a SQL query intended to gather data from a table. The options in a SELECT command include retrieving either all the rows and columns from the …

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