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6 Σεπ 2012 · It is possible to change the column name by: ALTER TABLE "tableName" ALTER "columnName" TO "NewColumnName";
The ALTER TABLE statement changes table attributes (column definitions and constraints) in a table that was previously created. The syntax allows a list of alter clauses; however, only one table constraint or column constraint can be added, modified, or deleted in each ALTER TABLE statement.
Syntax: ALTER TABLE tablename ALTER [COLUMN] colname DROP DEFAULT. Example: alter table Trees alter Girth drop default. An error is raised if you use DROP DEFAULT on a column that doesn't have a default or whose effective default is domain-based. ALTER COLUMN: SET DEFAULT. Available in: DSQL. Added in: 2.0.
You can use your favorite administration tool to extract DDL statement for the old table and just replace the table name. For example, FlameRobin has a command that will drop and recreate all the related objects like the stored procedures, triggers, constraints, etc.
ALTER TABLE statement. Modifies a table definition or disables dependent views. ALTER TABLE [owner.] table-name { alter-clause, ... alter-clause : ADD create-clause . | ALTER column-name column-alteration . | ALTER [ CONSTRAINT constraint-name ] CHECK ( condition ) . | DROP drop-object . | RENAME rename-object . | table-alteration.
The ALTER TABLE statement changes the structure of an existing table. With one ALTER TABLE statement it is possible to perform multiple operations, adding/dropping columns and constraints and also altering column specifications. Multiple operations in an ALTER TABLE statement are separated with commas. 5. 4. 2. 1. Version Count Increments
Use sp_rename to rename tables and other database objects: columns, constraints, datatypes, views, indexes, rules, defaults, procedures, and triggers.
