SQL Create Database, Table, and Index Create a Database To create a database: CREATE DATABASE database_name Create a Table To create a table in a database: CREATE TABLE table_name ( column_name1 data_type, column_name2 data_type, ... ) Example This example demonstrates how you can...
...n])[WITH<backward_compatible_index_option>[,...n]][ON{filegroup_name|"default"}]<object>::={[database_name.[owner_name].|owner_name.]table_or_view_name}<backward_compatible_index_option>::={PAD_INDEX|FILLFACTOR=fillfactor|SORT_IN_TEMPDB|IGNORE_DUP_KEY|STATISTICS_NORECOMPUTE|DROP_...
host='10.0.0.200', user='root', password='123', database='my_idb', charset='utf8', client_flag=CLIENT.MULTI_STATEMENTS) cursor = conn.cursor() fk = faker.Faker(locale='en_US')defcreate_table():""" 创建表 """sql =""" DROP TABLE IF EXISTS prefix_tb; CREATE TABLE prefix_tb (...
[ database_name. [ owner_name ] . | owner_name. ] table_or_view_name } <backward_compatible_index_option> ::= { PAD_INDEX | FILLFACTOR = fillfactor | SORT_IN_TEMPDB | IGNORE_DUP_KEY | STATISTICS_NORECOMPUTE | DROP_EXISTING } 参数: UNIQUE:为表或视图创建唯一索引。 唯一索引不允许两行...
当<database_name>.<schema_name>.<object_name> 是当前数据库名称时,Azure SQL 数据库支持由三部分构成的名称 <database_name> 格式,或者 <database_name>tempdb,<object_name> 以# 或##开头。 如果架构名称 dbo,则可以省略 <schema_name>。 <relational_index_option>::= 指定创建索引时要使用的选项。
ApexSQL Defrag is a powerful application used for scheduled analyzing and defragmenting of SQL Server database indexes. Its wide range of features allows users to create and manage custom policies, monitor index fragmentation on multiple servers as well as to create index fragmentation reports.11...
Applies to: SQL Server Azure SQL Database Azure SQL Managed Instance Azure Synapse Analytics Analytics Platform System (PDW) SQL database in Microsoft Fabric Modifies an existing table or view index (rowstore, columnstore, or XML) by disabling, rebuilding, or reorganizing the index; or by ...
In Azure SQL Database, the values are unique within a single database or an elastic pool, but not within a logical server. object_idintID of the table or view. index_idintID of the index or heap. 0 = Heap partition_numberint1-based partition number within the index or heap. ...
Java documentation forjava.sql.DatabaseMetaData.getIndexInfo(java.lang.String, java.lang.String, java.lang.String, boolean, boolean). Portions of this page are modifications based on work created and shared by theAndroid Open Source Projectand used according to terms described in theCreative Common...
Today, many different vegetation indices exist, but they have not been arranged together in one document, nor is it possible to select or query them interactively. We consider it valuable, to have a database tool that can be used to query indices for criteria like sensors and applications. ...