用于创建一个包含 ST_Geometry 或SpatiaLite空间类型的GeoPackage或SQLite数据库。 使用情况 根据空间类型参数值自动为输出数据库名称参数值分配扩展名。 如果空间类型是ST_Geometry或SpatiaLite,则输出名称的扩展名将为.sqlite。 如果空间类型是GeoPackage,则输出名称的扩展名将为.gpkg。
ST_Geometry または SpatiaLite 空間タイプを格納する GeoPackage または SQLite データベースを作成します。 使用法 [出力データベース名] パラメーター値には、[空間タイプ] パラメーターの値に基づいて、拡張子が自動的に割り当てられます。 空間タイプ パラメーター値が [ST_Geometry] ま...
For example you can use touch from the command line to create a SQLite database named storage.db:$ touch storage.dbThe same approach can be taken when duplicating a database with all its tables, or backing it up. You just copy the file....
sqlite>.quit $ The .dump Command You can use.dumpdot command to export complete database in a text file using the following SQLite command at the command prompt. $sqlite3 testDB.db.dump>testDB.sql The above command will convert the entire contents oftestDB.dbdatabase into SQLite statements...
Android.Database.Sqlite Assembly: Mono.Android.dll Return aSQLiteRawStatementconnected to the database. C# [Android.Runtime.Register("createRawStatement","(Ljava/lang/String;)Landroid/database/sqlite/SQLiteRawStatement;","GetCreateRawStatement_Ljava_lang_String_Handler", ApiSince=35)]publicvirtualAn...
SQLite is a relational database management system (RDBMS). It uses the same relational model that other popular DBMSs (such as MySQL, Oracle, SQL Server, MS Access) use.What this means, is that you can create multiple tables, then have them linking to each other via a relationship....
System information: Windows 10 64-bit DBeaver 21.2.3.xxxxx Connection specification: SQLite Describe the problem you're observing: I am unable to create a new SQLite database by browsing for the path and filename of the new database. I h...
对于支持 DDL 事务的数据库 (SQLite and PostgreSQL),迁移默认运行在事务内。对于类似在大数据表上运行数据迁移的场景,你可以通过将 atomic 属性置为 False 避免在事务中运行迁移: from django.db import migrations class Migration(migrations.Migration): atomic = False 在这样的迁移种,所有的操作运行时都不含事...
This command creates an empty SQLite database file nameddatabase.sqlitein the database directory. How to create a migration Laravel comes with anArtisan commandcalledmake:migration, which you can use to generate a migration file. The generated file’s name includes a timestamp to ensure that mi...
sqlite> CREATE INDEX name_index ON Info (Name); sqlite> INSERT INTO Info(ID, Name, Age) VALUES (7, "Ema", 20); sqlite> SELECT * FROM Info; You can list all the newly created indexes of your database using the “.indices” instruction along with the particular name of a table, “...