The DROP TABLE command in SQL Server effectively removes the entire table from the database, including its structure, all stored data, indexes, triggers, and constraints. The basic syntax of the DROP TABLE command is: DROP TABLE table_name; ...
The SQL Server Native Client OLE DB provider exposes theIIndexDefinition::DropIndexfunction. This allows consumers to remove an index from a SQL Server table. The SQL Server Native Client OLE DB provider exposes some SQL Server PRIMARY KEY and UNIQUE constraints as indexes. The table owner, dat...
The query above is missing Unique and Primary Key constraints exclusions and you can break your application if you don’t filter out “unused” indexes that are also Unique and Primary Key constraints. Make sure you always use the filter above when you check unused indexes. You have to unders...
I have discussed the case of dropping a default on a column in this post, however, in a case where you are facing problems dealing with column specific constraints(especially dropping), the appraoch I suggest below should help you with that. What used to happen in version 3.1 and earlier?
Migration of MySQL database to Azure Database using SQL Server Migration Assistant (SSMA) repeatedly dropping connection while data migration is in...
(such as creating indexes when creating FOREIGN KEY constraints, dropping indexes when creating "stronger" indexes, or creating an index when dropping a "stronger" index that is needed by a foreign key) are a bad idea. There are good reasons to change this in MySQL 6.0: * It just seems ...
The SQL Server Native Client OLE DB provider exposes the IIndexDefinition::DropIndex function. This allows consumers to remove an index from a SQL Server table. The SQL Server Native Client OLE DB provider exposes some SQL Server PRIMARY KEY and UNIQUE constraints as indexes. The table owner,...
The SQL Server Native Client OLE DB provider exposes the IIndexDefinition::DropIndex function. This allows consumers to remove an index from a SQL Server table. The SQL Server Native Client OLE DB provider exposes some SQL Server PRIMARY KEY and UNIQUE constraints as indexes. The table owner,...
When you drop an article that is related to other published articles through foreign key constraints, we recommend that you drop the table at the Subscriber manually or by using on-demand script execution: specify a script that includes the appropriate DROP <Object> statements. For more ...
Check constraints or partition function of source table ALTER TABLE with variable TableName ALTER vs UPDATE when creating a new column with default value. Alternate queries for MERGE Alternative for OR in WHERE clause Alternative for PIVOT Alternative of CURSOR in SQL to improve performance ?