Syntax: Copy EXEC sp_rename 'old_name', 'new_name' [, 'object_type'];Rename Table: To rename a table, 'old_name' must be an existing table name or schema.table. Rename Column: To rename a column in a table, 'old_name' must be in the form of table.column or schema.table.colu...
SQL Server In SQL Server, one cannot use SQL to rename a table. Instead, it is necessary to use the sp_rename stored procedure to do so. The syntax is: sp_rename ‘OLD_TABLE_NAME’, ‘NEW_TABLE_NAME’ Note the single quote above. Using a double quote or no quote will both result...
CREATE [EXTERNAL] TABLE [IF NOT EXISTS] table_name [(col_name data_type [COMMENT col_comment], ...)] [COMMENT table_comment] [PARTITIONED BY (col_name data_type [COMMENT col_comment], ...)] [CLUSTERED BY (col_name, col_name, ...) [SORTED BY (col_name [ASC|DESC], ...)] ...
When we use the DELETE statement without the WHERE clause, all table rows shall be deleted, but the table structure will remain the same. The syntax for the same is as below: DELETE FROM table_name; The delete statement is used in SQL to delete the current records in the table. Whenever...
The RENAME TABLE statement is employed when you need to change the name of an existing table to a new name. It can also be used to rename multiple tables simultaneously. RENAME TABLE old_table_name TO new_table_name; Powered By In this syntax, old_table_name is the current name of ...
In MySQL, the SQL syntax for ALTER TABLE Rename Column is, ALTER TABLE "table_name" Change "column 1" "column 2" ["Data Type"];In Oracle, the syntax is, ALTER TABLE "table_name" RENAME COLUMN "column 1" TO "column 2";Let's look at the example. Assuming our starting point is ...
By renaming the table, we can also move a table from one database to another, the syntax is as follows: RENAMETABLEcurrent_db.tbl_nameTOother_db.tbl_name;ALTERTABLEcurrent_db.tbl_namerenameother_db.tbl_name; # 拼接SQL实现将某个数据库中的表全部转移至另一个数据库中SELECTCONCAT('rename ta...
ALTERTABLE`table_name`CHANGE`old_column``new_column`INTPRIMARYKEY; 1. 在这个示例中,我们将old_column字段重命名为new_column字段,并指定其数据类型为INT,并将其设置为主键。 总结 在MySQL中,使用RENAME语句重命名字段会导致语法错误。要解决这个问题,我们可以使用ALTER TABLE语句,结合CHANGE关键字来完成字段的重...
Different databases support the different syntax to rename a table. Use the following ALTER TABLE RENAME script to rename table names in the MySQL, PostgreSQL, and SQLite database. SQL Script: Rename Table in MySQL, PostgreSQL, and SQLite Copy ALTER TABLE Employee RENAME TO Emp;The...
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