Frequent question: What is synonym in SQL Server with example?

What is a synonym in SQL Server?

A synonym is a database object that serves the following purposes: Provides an alternative name for another database object, referred to as the base object, that can exist on a local or remote server.

How do I find synonyms in SQL Server?

This query returns 8 columns;

  1. synonym_name Name of the synonyms.
  2. server_name Name of the server.
  3. synonym_definition Details of the synonyms.
  4. DB_name Name of the database.
  5. schema_name Name of the schema.
  6. table_name Name of the table.
  7. create_date Creation date of the synonyms.
  8. modify_date Modification date of the synonyms.

What are the types of synonym in SQL?

Data type synonyms are included in SQL Server for ISO compatibility.

In this article.

Synonym SQL Server system data type
national char varying(n) nvarchar(n)
national text ntext
rowversion timestamp

What is the use of synonyms in DBMS?

In databases, a synonym is an alias or alternate name for a table, view, sequence, or other schema object. They are used mainly to make it easy for users to access database objects owned by other users.

What is false for synonym in SQL?

It means that you can not create SYNONYM of a SYNONYM. Obviously consumes possible object names, as you can not create a table with the same name of a synonym. The object for which the SYNONYM is being created is checked at run time.

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Can we insert data into synonym in SQL Server?

Alter synonym is not supported in SQL Server. We must always drop and re-create. We can create a synonym even if the object referenced does not exist.

What is a schema in SQL Server?

A schema is a collection of database objects like tables, triggers, stored procedures, etc. A schema is connected with a user which is known as the schema owner. Database may have one or more schema. SQL Server have some built-in schema, for example: dbo, guest, sys, and INFORMATION_SCHEMA.

What is create synonym in SQL?

Purpose. Use the CREATE SYNONYM statement to create a synonym, which is an alternative name for a table, view, sequence, procedure, stored function, package, materialized view, Java class schema object, user-defined object type, or another synonym.

What is meant by synonym in SQL?

In SQL Server, a synonym is an alias or alternative name for a database object such as a table, view, stored procedure, user-defined function, and sequence. A synonym provides you with many benefits if you use it properly.

What is a synonym how is it used in SQL?

A SYNONYM provides another name for database object, referred to as original object, that may exist on a local or another server. A synonym belongs to schema, name of synonym should be unique. … This query provides details about synonym metadata such as the name of synonym and name of the base object.

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