CREATE Create a new object(table, procedure, function, view etc.) in the database ALTER Modify the structure of database table DROP Delete database Objects RENAME Rename database Objects (table, view, sequence, private synonym) TRUNCATE Remove all records of a table DML – Data Manipulation ...
In the SQL shell write the following command, which will create a database named Intellipaat. CREATE DATABASE <db_name> Step 2 – Now you have to check whether your database is created or not. By default, it will show a default database. You have to switch between this default data...
Hi, I am new to MySQL. Can some one tell me if MySQL has sequences to generate primary key values, like Oracle? or, if it doesn't have sequences, then what alternate option does MySQL offer to generate primary key values? Thanks in Advanvce. Amir....
Formerly available in the Migration Workbench, Oracle SQL Developer is now the primary migration platform for moving your 3rd Party databases to Oracle Database. Users can connect to Access, SQL Server, Sybase ASE, DB2, or Teradata and walk a wizard-driven process to move their objects, data,...
Both functions serve different use-cases where you may want to create GUIDs randomly or in-sequence. GUID is not always the best fit for use as an identifier. For example, for a 6-byte sized row, you may not want to use a 16-bit GUID as an identifier. As GUID is quite large in...
Formerly available in the Migration Workbench, Oracle SQL Developer is now the primary migration platform for moving your 3rd Party databases to Oracle Database. Users can connect to Access, SQL Server, Sybase ASE, DB2, or Teradata and walk a wizard-driven process to move their objects, data,...
Nested tables defined in PL/SQL have many more operations than previously. You can compare nested tables for equality, test whether an element is a member of a nested table, test whether one nested table is a subset of another, perform set operations such as union and intersection, and much...
It is used for web and server page development. It can be used for decision making and iteration programming. PL/SQL executes multiple queries with a single command. Functions, procedures, triggers, and so on are kept in the database after generation for reuse. ...
SQL injection via server variables When you enter a website’s URL into your browser, there’s a rapid sequence of communications that occurs to bring that site to you. As part of this process, your browser requests a list of information known as “server variables” that help it render ...
This option is intended for indexes that are prone to last-page insert contention, which is typically seen with indexes that have a sequential key, such as an identity column, sequence, or date/time column. See CREATE INDEX. Forcing fast forward and static cursors Provides Query Store plan ...