SQL 的动态执行

DECLARE @SchemaName varchar(128)
DECLARE @TableName varchar(128)

-- Now, grab the table name that goes with our ID
SELECT @SchemaNameSchemaName = SchemaName,  @TableNameTableName = TableName
FROM DynamicSQLExample
WHERE TableID = 15

-- Finally, pass that value into the EXEC statement

 

EXEC ('SELECT * FROM ' + @SchemaName + '.' + @TableName)