Method for realizing retail store system migration and data consistency check
A consistency and data technology, applied in the direction of structured data retrieval, digital data information retrieval, database update, etc., can solve problems such as inability to guarantee data consistency, inability to migrate original system data, etc.
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[0018] Such as figure 1 As shown, the present invention specifically includes the following steps:
[0019] It is characterized in that when the retail store is changing or migrating the invoicing system, in order not to affect the new system's cashier and store invoicing management, the data of the original system needs to be imported into the new system. First back up the database of the original store system and restore it with a different database name, then write SQL statements that read the necessary data and invoicing data of the original store database, and read various data from the original store system to the new system according to the written SQL statement In the imported intermediate table, the consistency verification of the imported intermediate table data is carried out. After the verification is passed, the data of the intermediate table is decomposed according to the business module table structure of the new system, and formally imported into the table corresp...
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