public static String buildDescTableSql(String dbName, String tableName) {
        final StringBuilder sql = new StringBuilder()
                .append("SELECT COLUMN_NAME,COLUMN_TYPE,COLUMN_COMMENT ")
                .append(" from  information_schema.COLUMNS where table_schema='")
                .append(dbName)
                .append("' and table_name = '")
                .append(tableName)
                .append("';");
        LOGGER.info("desc table sql={}", sql);
        return sql.toString();
    }
Build query table SQL.

@param dbName MySQL database name
@param tableName MySQL table name
@return desc table SQL string
inlong-manager/manager-service/src/main/java/org/apache/inlong/manager/service/resource/sink/mysql/MySQLSqlBuilder.java