DATABASE创建数据库代码【百家了乐八大技巧】

 百家乐-数据     |      2020-04-15 20:13

mssql server create database创造数据库教程代码/*if db_id('test') is not null drop database testgocreate database teston primary (name=test_dat_main1,filename='d:databasetest_dat_main1.mdf',size=3mb,maxsize=unlimited,filegrowth=5mb),(name=test_dat_main2,filename='d:databasetest_dat_main2.mdf',size=3mb,maxsize=unlimited,filegrowth=5mb),filegroup test_dat_sub1 default (name=test_dat_sub1,filename='d:databasetest_dat_sub1.mdf',size=2mb,maxsize=unlimited,filegrowth=5mb),(name=test_dat_sub2,filename='d:databasetest_dat_sub2.mdf',size=2mb,maxsize=unlimited,filegrowth=5mb),filegroup test_dat_sub2 (name=test_dat_sub3,filename='d:databasetest_dat_sub3.mdf',size=2mb,maxsize=unlimited,filegrowth=5mb)log on (name=test_log1,filename='d:databasetest_log1.ldf',size=10mb,maxsize=unlimited,filegrowth=10mb),(name=test_log2,filename='d:databasetest_log2.ldf',size=10mb,maxsize=unlimited,filegrowth=10mb)collate chinese_prc_ci_aswithdb_chaining off,trustworthy off

语法create database database_name [ on { [ primary ] [ filespec [ ,...n ] [ , filegroup [ ,...n ] ] [ log on { filespec [ ,...n ] } ] } ] [ collate collation_name ] [ with external_access_option ]][;]

to attach a databasecreate database database_name on filespec [ ,...n ] for { attach [ with service_broker_option ] | attach_rebuild_log }[;]

filespec ::= {( name = logical_file_name , filename = { 'os_file_name' | 'filestream_path' } [ , size = size [ kb | mb | gb | tb ] ] [ , maxsize = { max_size [ kb | mb | gb | tb ] | unlimited } ] [ , filegrowth = growth_increment [ kb | mb | gb | tb | % ] ]) [ ,...n ]}

filegroup ::= {filegroup filegroup_name [ contains filestream ] [ default ] filespec [ ,...n ]}

external_access_option ::={ [ db_chaining { on | off } ] [ , trustworthy { on | off } ]}service_broker_option ::={ enable_broker | new_broker | error_broker_conversations}

create a database snaps教程hotcreate database database_snapshot_name on ( name = logical_file_name, filename = 'os_file_name' ) [ ,...n ] as snapshot of source_database_name[;]