Delete vs Drop Both Delete and Drop commands belong to SQL (Structured Query Language) statements, and they are used in case of removing data from a database. Delete is a DML (Data Manipulation Language) command. It deletes some or all the data from a table according to the condition that the user has specified. Delete […]
Difference Between 3NF and BCNF
3NF vs BCNF Normalization is a process that is carried out to minimize the redundancies that are present in data in relational databases. This process will mainly divide large tables in to smaller tables with fewer redundancies. These smaller tables will be related to each other through well defined relationships. In a well normalized database, […]
Difference Between 1NF and 2NF and 3NF
1NF vs 2NF vs 3NF Normalization is a process that is carried out to minimize the redundancies that are present in data in relational databases. This process will mainly divide large tables in to smaller tables with fewer redundancies. These smaller tables will be related to each other through well defined relationships. In a well […]
Difference Between Drop and Truncate
Drop vs Truncate Drop and Truncate are two SQL (Structured Query Language) statements that are used in Database Management Systems, where we wish to remove data records from a database. Both Drop and Truncate statements remove the entire data in a table and the related SQL statement. Delete operation is not effective in this case […]
Difference Between Schema and Table
Schema vs Table A (database) schema is the formal description of the organization and the structure of data in the database. This description includes the definitions of tables, columns, data types, indexes and much more. In a database, a table is a data set in which the data is organized in to set of vertical […]
Difference Between Insert and Update and Alter
Insert vs Update vs Alter Insert, Update and Alter are three SQL (Structured Query Language) commands used for modifying databases. Insert statement is used for inserting a new row to an existing table. Update statement is used to update existing records in a database. Insert and Update are Data Manipulation Language (DML) statements. Alter SQL […]
Difference Between Oracle 10g and 11g
Oracle 10g vs 11g Oracle databases are object-relational database management systems developed and distributed by Oracle Corporation. The latest version of Oracle databases is Oracle 11g, first released in September 2008; it succeeded Oracle 10g. These versions are a part of the continued evolution of the Oracle databases since the 1980s. Each new version has […]
Difference Between ODBC and OLEDB
ODBC vs OLEDB Typically, software applications are written in a specific programming language (such as Java, C#, etc.), while databases accept queries in some other database specific language (such as SQL). Therefore, when a software application needs to access data in a database, an interface that can translate languages to each other (application and database) […]
Difference Between ODBC and ADO
ODBC vs ADO Typically, software applications are written in a specific programming language (such as Java, C#, etc.), while databases accept queries in some other database specific language (such as SQL). Therefore, when a software application needs to access data in a database, an interface that can translate languages to each other (application and database) […]
Difference Between Triggers and Cursors
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 […]
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