Download a 14-day free trial, and generate data for your test database in a couple of clicks. Download free trial SQL Data Generator is part of SQL Toolbelt Essentials Work faster and be more agile, with the industry-standard tools for SQL Server development. ...
Save any generator’s settings so it can be reused later with an already prepared setup.Learn more Table mapping Use intelligent column recognition pattern to populate table with data from external sources like other database tables and views or CSV files.Learn more ...
In addition, when two composite foreign keys overlap, for the overlapping column(s) SQL Data Generator uses values that appear in both referenced tables; that is, if a value appears in one referenced table but not in the other, that value will not appear in the generated data. In the exa...
按时间生成数据(默认10秒) 您还可以通过设置Truncatedata from table before generation参数来删除生成前的数据。 您可以通过以下方式之一设置值分配方式: 1.按时间戳随机 2.种子随机(默认值1) 3.顺序 您还可以设置列属性: 1.设置唯一值 2.包含NULL值(默认10%的行) 3.包含空值(默认10%的行) 您可以通过单击...
Implement security measures such as encryption, user permissions, and protection against SQL injection. Securing your databases is crucial for maintaining data integrity and confidentiality alongside using the table generator. Visual Database Design Tools ...
Save any generator’s settings so it can be reused later with an already prepared setup. Learn more Table mapping Use intelligent column recognition pattern to populate table with data from external sources like other database tables and views or CSV files. Learn more Trigger and Check constraint...
SQL Data Generator The Data Generator data source is a built-in engine that generate many types of property values. This method eliminates the need to manually create data storages and populate them with data. Manually populating a database is a time-consuming and stressful task. ...
Generate(CreateTableOperation) 为CreateTableOperation生成SQL。应使用 Statement 方法添加生成的 SQL。 C# 复制 protected virtual void Generate(System.Data.Entity.Migrations.Model.CreateTableOperation createTableOperation); 参数 createTableOperation CreateTableOperation 要为其生成 SQL 的操作。 适用于 ...
您还可以通过设置Truncate data from table before generation参数来删除生成前的数据。 您可以通过以下方式之一设置值分配方式: 1.按时间戳随机 2.种子随机(默认值1) 3.顺序 您还可以设置列属性: 1.设置唯一值 2.包含NULL值(默认10%的行) 3.包含空值(默认10%的行) ...
让我们来先从最简单的 select col1, col2 from table1 开始: 首先我们java中定义一个数据结构来代表这个SELECT语句: @Data @Builder class SelectStmt { public List<String> columnNames; public String tableName; } 接下来,我们编写一个模板文件,并放在java项目的resource目录中: select_stmt(stmt) ::= "...