SET***(*** LOCK_ESCALATION = { AUTO | TABLE | DISABLE }) 展开表 Applies to: SQL Server 2008 through SQL Server 2016, SQL Database V12. Specifies the allowed methods of lock escalation for a table. ... DISABLE Prevents lock escalation in most cases. Table-level locks are not comple...
ALTER TABLE では、列と制約を変更、追加、または削除して、テーブルの定義を変更します。 また、ALTER TABLE では、パーティションを再割り当ておよび再構築したり、制約とトリガーを無効化および有効化したりもします。
( column_name ) | filegroup | "default" } } <table_option> ::= { SET ( LOCK_ESCALATION = { AUTO | TABLE | DISABLE } ) } <single_partition_rebuild__option> ::= { SORT_IN_TEMPDB = { ON | OFF } | MAXDOP = max_degree_of_parallelism | DATA_COMPRESSION = { NONE | ROW | ...
Learn more about the Microsoft.SqlServer.TransactSql.ScriptDom.AlterTableAlterColumnStatement.AlterTableAlterColumnStatement in the Microsoft.SqlServer.TransactSql.ScriptDom namespace.
<table_option> ::= { SET ( LOCK_ESCALATION = { AUTO | TABLE | DISABLE } ) } <filetable_option> ::= { [ { ENABLE | DISABLE } FILETABLE_NAMESPACE ] [ SET ( FILETABLE_DIRECTORY = directory_name ) ] } <stretch_configuration> ::= { SET ( REMOTE_DATA_ARCHIVE { = ON (<table...
REFERENCES table-namenickname (,column-name)rule-clauseconstraint-attributes rule-clause ● ON DELETE NO ACTIONON DELETERESTRICTCASCADESET NULL ● ON UPDATE NO ACTIONON UPDATE RESTRICT ● constraint-attributes ●ENFORCEDNOT ENFORCEDTRUSTEDNOT TRUSTED●ENABLE QUERY OPTIMIZATIONDISABLE QUERY OPTIMIZATION● defa...
If ALL is specified when the row or page lock options are set, the settings are applied to all indexes. When the underlying table is a heap, the settings are applied in the following ways: ALLOW_ROW_LOCKS = ON or OFF To the heap and any associated nonclustered indexes. ...
生产服务器上的SQL ALTER TABLE SET (LOCK_ESCALATION = TABLE) 、 我需要创建一个新的表,其中有外键与Users表。当我在我们的测试服务器上运行脚本时,它锁定了这个表,并且测试用户在事务期间不能查询这个表。查询开始于;GOGO/*CREATE NEWTABLE AND FOREIGN 浏览5提问于2013-04-09得票数 1 回答已采纳 ...
第二种方法是使用去噪自回归，在翻译过程中插入噪声，然后反向翻译以消除噪声。这些方法可以提高翻译的准确...
Adds a column to the table. The table must not be a typed table (SQLSTATE 428DH). For all existing rows in the table, the value of the new column is set to its default value. The new column is the last column of the table; that is, if initially there are n columns, the added...