Compare the Difference Between Similar Terms
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Key Difference – DDL vs DML A database is used to store data. There are various types of databases. One common database type is Relational Databases. In these databases, data is stored in tables. Tables consist of rows and columns. A row is a record, and a column is a field. The tables are […]
Triggers vs Cursors In a database, a trigger is a procedure (code segment) that is executed automatically when some specific events occur in a table/view. Among its other uses, triggers are mainly used for maintaining integrity in a database. A cursor is a control structure used in databases to go through the database records. It […]
Update vs Alter Update and Alter are two SQL (Structured Query Language) commands used for modifying databases. Update statement is used to update existing records in a database. Update is a Data Manipulation Language (DML) statement. Alter SQL command is used to modify, delete or add a column to an existing table in a database. […]
Explicit Cursor vs Implicit Cursor When it comes to databases, a cursor is a control structure that allows traversing over the records in a database. A cursor provides a mechanism to assign a name to a SQL select statement and then it can be used to manipulate the information within that SQL statement. Implicit cursors […]
