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Online SQL Formatter

DELETE FROM table1 WHERE NOT EXISTS (SELECT * FROM table2 WHERE table1.field1 = table2.field1);

Introduction to SQL Formatting Tools

  • The online SQL formatting tool is a tool for compressing and formatting SQL statements. It can realize the online compression and formatting function of SQL statements, and can be used to analyze complex SQL statements or optimize program code. Only a clear structure can let you better optimize database queries or writes.

About SQL

  • Structured Query Language (SQL for short) is a special purpose programming language. It is a database query and programming language used to access data and query, update and manage relational database systems; It is also the extension of the database script file.

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