Bitmap-based announcement information updating method and device, server and storage medium

• Main Authors: YU BIN, PEI JUNFENG
• Format: Patent
• Language: Chinese; English
• Published: 09.02.2024
• Subjects: ELECTRIC COMMUNICATION TECHNIQUE; ELECTRICITY; TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION

The invention discloses an announcement information updating method and device based on a bitmap, a server and a storage medium, and relates to the field of communication services, the server receives published announcement information, and establishes an announcement table and a personnel table according to the announcement information; an account ID announced by the announcement information is recorded in the personnel table; bitmap information of all account IDs is recorded in the announcement table, and the bitmap information represents the reading state of the announcement information by each account ID; receiving a reading trigger operation of the target account ID on the announcement information, determining a reading state and transmitting account data in the personnel table; calculating and generating an index bitmap based on the ID data and the reading state, and updating bitmap information according to the index bitmap; and after updating, changing the reading state of the target account ID into a