EVOLUTION-MANAGER
Edit File: information_schema_tables_data_length.result
DROP TABLE IF EXISTS diaries; SET NAMES UTF8; CREATE TABLE diaries ( id INT PRIMARY KEY, title VARCHAR(255), content TEXT, FULLTEXT INDEX (content) ) DEFAULT CHARSET UTF8; INSERT INTO diaries VALUES(1, "Hello", "今日からはじめました。"); INSERT INTO diaries VALUES(2, "天気", "明日の富士山の天気について"); INSERT INTO diaries VALUES(3, "富士山", "今日も天気がよくてきれいに見える。"); SELECT COUNT(*) FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_NAME = "diaries" AND DATA_LENGTH > 0; COUNT(*) 1 DROP TABLE diaries;