INSERT OVERWRITE TABLE tablename1 [PARTITION (partcol1=val1, partcol2=val2 ...)] select_statement1 FROM from_statement 1. 2. Hive extension (multiple inserts): FROM from_statement INSERT OVERWRITE TABLE tablename1 [PARTITION (partcol1=val1, partcol2=val2 ...)] select_statement1 [INSER...
RENAME TABLE old_table_name TO new_table_name; Powered By In this syntax, old_table_name is the current name of the table, and new_table_name is the desired new name. Examples 1. Basic Table Renaming RENAME TABLE customers TO clients; Powered By This simple example renames the custom...
FLUSH TABLES WITH READ LOCK; RENAME TABLE old_table_name TO new_table_name; UNLOCK TABLES; 2. 外键约束 问题描述:如果表之间存在外键约束,重命名表可能会导致外键约束失效或错误。 解决方法: 在重命名表之前,先删除外键约束,执行重命名操作后再重新创建外键约束。
SQL კოპირება USE AdventureWorks2022; GO EXEC sp_rename 'Sales.SalesTerritory', 'SalesTerr'; მნიშვნელოვანი The sp_rename syntax for @objname should include the schema of the old table name, but @newname does not include the schema...
ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'RENAME COLUMN `old_column` TO `new_column`' at line 1 1. 问题分析 根据错误提示,我们可以发现这个错误是由于RENAME语句的语法问题导致的...
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...
RENAME OBJECT [::] [ [ database_name . [schema_name ] ] . ] | [schema_name . ] ] table_name TO new_table_name [;] syntaxsql Copier -- Syntax for Analytics Platform System (PDW) -- Rename a table RENAME OBJECT [::] [ [ database_name . [ schema_name ] . ] | [ schema...
syntaxsql コピー sp_rename [ @objname = ] 'object_name' , [ @newname = ] 'new_name' [ , [ @objtype = ] 'OBJECT' ] 引数 [ @objname = ] 'object_name' ユーザー オブジェクトまたはデータ型の現在の修飾名または非修飾名。 名前を変更するオブジェクトがテーブル内の列で...
Use the RENAME TABLE statement to change the name of a table. The RENAME TABLE statement is an extension to the ANSI/ISO standard for SQL. Syntax >>-RENAME TABLE--+---+--old_table--TO--new_table--->< '-owner.-' Usage To rename a...
RENAME TABLE allows you to rename an existing table in any schema (except the schema SYS). To rename a table, you must either be the database owner or the table owner. Syntax RENAME TABLE table-Name TO new-Table-Name If there is a view or foreign key that references the table, ...